Re: multiple RAs spamming log with policy: set 'enp2s0' (enp2s0) as default for IPv6 routing and DNS

From: "Brian J. Murrell" <brian interlinx bc ca>
To: networkmanager-list gnome org
Subject: Re: multiple RAs spamming log with policy: set 'enp2s0' (enp2s0) as default for IPv6 routing and DNS
Date: Tue, 22 Jan 2019 16:25:11 -0500

On Tue, 2019-01-22 at 20:37 +0100, Thomas Haller via networkmanager-
list wrote:

Hi,


Hi Thomas,

that's odd, because NM should only log when the value actually
changes.
At <info> level it's not clear whether that is the case. Can you
enable
debug logging? (See [1]).


Seems I already had level=TRACE set.

Here's what I got:

-- Logs begin at Tue 2019-01-22 12:46:30 EST. --
Jan 22 16:20:01 server.example.com NetworkManager[1842]: <debug> [1548192001.3282] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643067
Jan 22 16:20:18 server.example.com NetworkManager[1842]: <info>  [1548192018.5540] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:18 server.example.com NetworkManager[1842]: <info>  [1548192018.7562] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:19 server.example.com NetworkManager[1842]: <info>  [1548192019.3278] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:21 server.example.com NetworkManager[1842]: <info>  [1548192021.5178] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:22 server.example.com NetworkManager[1842]: <info>  [1548192022.3558] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:23 server.example.com NetworkManager[1842]: <info>  [1548192023.3871] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:24 server.example.com NetworkManager[1842]: <info>  [1548192024.1826] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:25 server.example.com NetworkManager[1842]: <info>  [1548192025.9431] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:27 server.example.com NetworkManager[1842]: <info>  [1548192027.2432] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3185] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3185] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3185] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3185] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3185] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3186] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3186] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3186] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3186] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3186] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3186] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3186] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3186] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3187] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674327)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3187] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3459 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3188] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3188] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3188] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3188] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3188] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3188] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3188] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3189] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3189] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3189] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3189] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3189] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3189] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3189] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3189] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3190] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674327)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3190] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3190] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3190] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3190] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3191] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3191] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3191] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3191] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3191] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3191] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3191] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3191] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3192] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3192] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3192] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3192] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3192] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674327)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3192] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3193] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3193] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3193] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3193] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3193] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3193] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3193] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3195] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3197] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3198] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3198] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3198] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3199] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3199] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3199] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674327)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3200] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3459 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3239] device[0x5571081e44d0] 
(enp2s0): IP6 update was postponed
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3240] 
properties-changed[0x5571081e44d0]: type NMDeviceEthernet, iface NMDBusDeviceStatisticsSkeleton: {'RxBytes': 
<uint64 1319153098117>, 'TxBytes': <uint64 1384772664017>}
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3288] 
properties-changed[0x5571081fe280]: type NMIP6Config, iface NMDBusIP6ConfigSkeleton: {'AddressData': 
<[{'address': <'2001:123:45:6f8::2'>, 'prefix': <uint32 64>}, {'address': <'2001:1234:5678:a700::2'>, 
'prefix': <uint32 64>}, {'address': <'fd31:aeb1:48df::2'>, 'prefix': <uint32 64>}, {'address': 
<'fe80::21f:c6ff:fec4:926a'>, 'prefix': <uint32 64>}]>, 'Addresses': <[([byte 0x20, 0x01, 0x04, 0x70, 0x00, 
0x1d, 0x06, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02], uint32 64, [byte 0xfe, 0x80, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a]), ([0x20, 0x01, 0x19, 0x70, 0x52, 
0x5e, 0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]), ([0xfd, 0x31, 0xae, 0xb1, 0x48, 0xdf, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]), ([0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 
0x1f, 0xc6, 0xff, 0xfe, 0xc4, 0x92, 0x6a], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00])]>, 'Gateway': <'fe80::6eb0:ceff:fef5:1e4a'>, 'RouteData': <[{'dest': 
<'::'>, 'prefix': <uint32 0>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': 
<'2001:1234:5678:a700::'>, 'prefix': <uint32 56>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': 
<uint32 100>}, {'dest': <'fd31:aeb1:48df::'>, 'prefix': <uint32 48>, 'next-hop': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'fd31:aeb1:48df::'>, 'prefix': <uint32 64>, 
'metric': <uint32 100>}, {'dest': <'2001:123:45:6f8::'>, 'prefix': <uint32 64>, 'next-hop': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'2001:1234:5678:a700::'>, 'prefix': <uint32 
64>, 'metric': <uint32 100>}, {'dest': <'fe80::'>, 'prefix': <uint32 64>, 'metric': <uint32 100>}, {'dest': 
<'fe80::'>, 'prefix': <uint32 64>, 'metric': <uint32 256>}, {'dest': <'ff00::'>, 'prefix': <uint32 8>, 
'metric': <uint32 256>, 'table': <uint32 255>}]>, 'Routes': <[([byte 0x20, 0x01, 0x19, 0x70, 0x52, 0x5e, 
0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], uint32 56, [byte 0xfe, 0x80, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a], uint32 100), ([0xfd, 0x31, 0xae, 0xb1, 
0x48, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 48, [0xfe, 0x80, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a], 100), ([0xfd, 0x31, 0xae, 0xb1, 0x48, 
0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0x20, 0x01, 0x04, 0x70, 0x00, 0x1d, 
0x06, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a], 100), ([0x20, 0x01, 0x19, 0x70, 0x52, 0x5e, 0xa7, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 256)]>}
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3300] device[0x5571081e44d0] 
(enp2s0): activation-stage: invoke activate_stage5_ip6_config_commit,v6 (id 8674327)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3303] platform-linux: link: 
change 2: token: set IPv6 address generation token to ::2
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3337] platform-linux: 
do-request-link: 2
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3338] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 0: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509535849,1319153193965 tx:1662177761,1384772667503
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3339] platform: signal: link 
changed: 2: enp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? init 
addrgenmode none addr 00:1F:C6:C4:92:6A inet6token ::2 driver r8169 rx:1509535849,1319153193965 
tx:1662177761,1384772667503
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3339] device[0x5571081e44d0] 
(enp2s0): queued link change for ifindex 2
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3340] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 5849464: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509535849,1319153193965 tx:1662177761,1384772667503
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3340] platform-linux: 
do-change-link[2]: success changing link: success
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3340] device[0x5571081e44d0] 
(enp2s0): ip6-config: update (commit=1, new-config=0x5571081feca0)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3341] device[0x5571081e44d0] 
(enp2s0): mtu: device-mtu: 1500 (was 0), ipv6-mtu: 1500, ifindex: 2
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3342] platform: address: adding 
or updating IPv6 address: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564076-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3370] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564076-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3371] platform-linux: 
do-add-ip6-address[2: fd31:aeb1:48df::2]: success
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3371] platform: address: adding 
or updating IPv6 address: 2001:1234:5678:a700::2/64 lft 78992sec pref 35792sec lifetime 
1564076-0[35792,78992] dev 2 flags noprefixroute src unknown
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3379] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:1234:5678:a700::2/64 lft 78992sec pref 35792sec 
lifetime 1564076-1564076[35792,78992] dev 2 flags noprefixroute src kernel
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3379] platform-linux: 
do-add-ip6-address[2: 2001:1234:5678:a700::2]: success
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3379] platform: address: adding 
or updating IPv6 address: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564076-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3387] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564076-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3388] platform-linux: 
do-add-ip6-address[2: 2001:123:45:6f8::2]: success
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3388] platform: address: adding 
or updating IPv6 address: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever lifetime 
1564076-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src unknown
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3398] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever 
lifetime 1564076-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3398] platform-linux: 
do-add-ip6-address[2: fe80::21f:c6ff:fec4:926a]: success
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3431] device[0x5571081e44d0] 
(enp2s0): ip6-config: update IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/1)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3437] dns-mgr: 
(device_ip6_config_changed): queueing DNS updates (1)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3437] policy: set-hostname: 
updating hostname (ip6 conf)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3438] hostname: transient 
hostname retrieval failed
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3438] policy: get-hostname: 
"server.example.com"
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3438] hostname: transient 
hostname retrieval failed
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3438] policy: get-hostname: 
"server.example.com"
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3438] policy: set-hostname: 
hostname already set to 'server.example.com' (from system configuration)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3438] dns-mgr: 
(device_ip6_config_changed): DNS configuration did not change
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3438] dns-mgr: 
(device_ip6_config_changed): no DNS changes to commit (0)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3439] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'dhcp6' not pending (expected)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <trace> [1548192030.3439] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'autoconf6' not pending (expected)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3439] device[0x5571081e44d0] 
(enp2s0): activation-stage: complete activate_stage5_ip6_config_commit,v6 (id 8674327)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3440] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: processing libndp events
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3440] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3440] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3440] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3440] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3440] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3441] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3441] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3441] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3441] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3441] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3441] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3441] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3442] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3442] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3442] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3442] device[0x5571081e44d0] 
(enp2s0): activation-stage: schedule activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3442] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3443] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3443] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3443] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3443] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3443] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3443] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3443] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3444] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3444] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3444] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3444] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3444] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3444] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3444] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3445] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3445] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3445] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3445] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3445] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3445] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3446] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3446] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3446] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3446] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3446] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3446] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3446] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3447] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3467] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3467] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3468] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3468] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3468] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3459 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3469] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3469] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3469] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3469] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3469] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3470] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3470] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3470] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3470] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3470] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3470] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3470] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3471] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3471] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3471] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3471] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3471] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3471] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3472] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3472] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3472] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3472] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3472] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3472] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3472] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3472] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3473] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3473] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3473] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.3473] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7259] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7259] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7260] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7260] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7261] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7261] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7261] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7261] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7261] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7261] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7261] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7262] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7262] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7262] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7262] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7262] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7262] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7262] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7263] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7263] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3459 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7263] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7263] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7263] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7263] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7264] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7264] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7264] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7264] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7264] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7264] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7264] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7264] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7265] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7265] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7265] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7265] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7265] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7266] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7266] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7266] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7266] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7266] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7266] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7266] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7266] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7267] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7267] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7267] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7267] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7267] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7268] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7268] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7268] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7268] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7268] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7268] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7269] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7269] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7269] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7269] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7269] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7269] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7269] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7270] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7270] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7270] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7270] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7270] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7270] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7270] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3459 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7271] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7271] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7271] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7271] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7271] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7271] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7271] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7272] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7272] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7272] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7272] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7272] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7272] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7272] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7272] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7273] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7273] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7273] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7273] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7273] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7273] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7274] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7274] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7274] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7274] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7274] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7274] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7274] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7275] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7275] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7275] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7275] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7275] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7275] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7276] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7276] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7276] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7276] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7276] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7276] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7276] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7276] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7277] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7277] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7277] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7278] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7278] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7278] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7278] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7278] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3459 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7279] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7279] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7279] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7279] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7279] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7279] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7279] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7279] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7280] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7280] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7280] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7280] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7280] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7281] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7281] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7281] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7281] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7281] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7282] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7282] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7282] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7282] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7282] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7282] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7282] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7282] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7283] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7283] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7283] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7283] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7283] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7283] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7284] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7284] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7284] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7284] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7284] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7284] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7284] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7284] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7285] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7285] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7285] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7285] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7285] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7285] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7285] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7286] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7286] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7286] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3459 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7286] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7286] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7286] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7287] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7287] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7287] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7287] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7287] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7287] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7288] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7288] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7288] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7288] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7288] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7288] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7288] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7289] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7289] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7289] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7289] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7289] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7289] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565876
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7289] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7290] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7290] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7290] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7290] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7290] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7290] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7290] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7291] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7291] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7291] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7291] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7291] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564076
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7291] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7292] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:30 server.example.com NetworkManager[1842]: <debug> [1548192030.7292] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192030.7292] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3227] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3228] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3228] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3228] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3228] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3228] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3228] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3228] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571276
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3229] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3229] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3229] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3459 seconds
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3230] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564077
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3230] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3230] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [GAS]:
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3230] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3230] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565877
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3230] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3231] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3231] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3231] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3231] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3231] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3231] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3231] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3232] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571277
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3232] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3233] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3233] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3233] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564077
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3233] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3233] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [GA]:
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3233] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3233] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565877
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3234] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3234] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3234] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3234] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3234] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3234] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3234] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3235] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3235] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571277
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3235] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3235] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3235] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3236] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564077
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3236] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3236] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [GA]:
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3237] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3237] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3237] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3237] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3238] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571277
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3238] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3238] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3238] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3458 seconds
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3238] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564077
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3239] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3239] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3239] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3239] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565877
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3239] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3239] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3239] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3239] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3240] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3240] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3240] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3240] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3240] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571277
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3240] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3241] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3241] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3241] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564077
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3241] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3241] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3241] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3241] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565877
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3242] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3242] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3242] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3242] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3242] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3242] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3242] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3243] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3243] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571277
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3243] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3243] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8674347)
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3244] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3244] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564077
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3244] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3244] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3244] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3244] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3244] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3245] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3245] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3245] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3245] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3245] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3245] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643069
Jan 22 16:20:31 server.example.com NetworkManager[1842]: <debug> [1548192031.3245] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571277
Jan 22 16:20:37 server.example.com NetworkManager[1842]: <info>  [1548192037.9501] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:48 server.example.com NetworkManager[1842]: <info>  [1548192048.2745] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:49 server.example.com NetworkManager[1842]: <info>  [1548192049.5417] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:20:58 server.example.com NetworkManager[1842]: <info>  [1548192058.9423] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3231] device[0x5571081e44d0] 
(enp2s0): ip6-config: update IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/1)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3232] dns-mgr: 
(device_ip6_config_changed): queueing DNS updates (1)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3232] policy: set-hostname: 
updating hostname (ip6 conf)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3232] hostname: transient 
hostname retrieval failed
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3232] policy: get-hostname: 
"server.example.com"
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3232] hostname: transient 
hostname retrieval failed
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3232] policy: get-hostname: 
"server.example.com"
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3233] policy: set-hostname: 
hostname already set to 'server.example.com' (from system configuration)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3233] dns-mgr: 
(device_ip6_config_changed): DNS configuration did not change
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3233] dns-mgr: 
(device_ip6_config_changed): no DNS changes to commit (0)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3233] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'dhcp6' not pending (expected)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3233] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'autoconf6' not pending (expected)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3234] device[0x5571081e44d0] 
(enp2s0): activation-stage: complete activate_stage5_ip6_config_commit,v6 (id 8684977)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3234] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: processing libndp events
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3234] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3234] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3235] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3235] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3235] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565906
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3235] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3235] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3235] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3235] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3236] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3277] device[0x5571081e44d0] 
(enp2s0): activation-stage: schedule activate_stage5_ip6_config_commit,v6 (id 8684988)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3278] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3289] device[0x5571081e44d0] 
(enp2s0): IP6 update was postponed
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3291] 
properties-changed[0x5571081e44d0]: type NMDeviceEthernet, iface NMDBusDeviceStatisticsSkeleton: {'RxBytes': 
<uint64 1319171476845>, 'TxBytes': <uint64 1384782318633>}
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3331] 
properties-changed[0x5571081fe280]: type NMIP6Config, iface NMDBusIP6ConfigSkeleton: {'Gateway': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'RouteData': <[{'dest': <'::'>, 'prefix': <uint32 0>, 'next-hop': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'2001:1234:5678:a700::'>, 'prefix': <uint32 
56>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'fd31:aeb1:48df::'>, 
'prefix': <uint32 48>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': 
<'fd31:aeb1:48df::'>, 'prefix': <uint32 64>, 'metric': <uint32 100>}, {'dest': <'2001:123:45:6f8::'>, 
'prefix': <uint32 64>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': 
<'2001:1234:5678:a700::'>, 'prefix': <uint32 64>, 'metric': <uint32 100>}, {'dest': <'fe80::'>, 'prefix': 
<uint32 64>, 'metric': <uint32 100>}, {'dest': <'fe80::'>, 'prefix': <uint32 64>, 'metric': <uint32 256>}, 
{'dest': <'ff00::'>, 'prefix': <uint32 8>, 'metric': <uint32 256>, 'table': <uint32 255>}]>, 'Routes': 
<[([byte 0x20, 0x01, 0x19, 0x70, 0x52, 0x5e, 0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 
uint32 56, [byte 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 
0x4a], uint32 100), ([0xfd, 0x31, 0xae, 0xb1, 0x48, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00], 48, [0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 
0x4a], 100), ([0xfd, 0x31, 0xae, 0xb1, 0x48, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 
100), ([0x20, 0x01, 0x04, 0x70, 0x00, 0x1d, 0x06, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, 
[0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a], 100), 
([0x20, 0x01, 0x19, 0x70, 0x52, 0x5e, 0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 
0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 0x80, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 256)]>}
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3357] device[0x5571081e44d0] 
(enp2s0): activation-stage: invoke activate_stage5_ip6_config_commit,v6 (id 8684988)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3360] platform-linux: link: 
change 2: token: set IPv6 address generation token to ::2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3369] platform-linux: 
do-request-link: 2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3370] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 0: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554375,1319171496477 tx:1662190965,1384782358998
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3370] platform: signal: link 
changed: 2: enp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? init 
addrgenmode none addr 00:1F:C6:C4:92:6A inet6token ::2 driver r8169 rx:1509554375,1319171496477 
tx:1662190965,1384782358998
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3370] device[0x5571081e44d0] 
(enp2s0): queued link change for ifindex 2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3371] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 5856548: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554375,1319171496477 tx:1662190965,1384782358998
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3371] platform-linux: 
do-change-link[2]: success changing link: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3372] device[0x5571081e44d0] 
(enp2s0): ip6-config: update (commit=1, new-config=0x5571081fe820)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3372] device[0x5571081e44d0] 
(enp2s0): mtu: device-mtu: 1500 (was 0), ipv6-mtu: 1500, ifindex: 2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3373] platform: address: adding 
or updating IPv6 address: 2001:1234:5678:a700::2/64 lft 78962sec pref 35762sec lifetime 
1564106-0[35762,78962] dev 2 flags noprefixroute src unknown
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3399] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:1234:5678:a700::2/64 lft 78962sec pref 35762sec 
lifetime 1564106-1564106[35762,78962] dev 2 flags noprefixroute src kernel
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3400] platform-linux: 
do-add-ip6-address[2: 2001:1234:5678:a700::2]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3400] platform: address: adding 
or updating IPv6 address: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3409] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3410] platform-linux: 
do-add-ip6-address[2: fd31:aeb1:48df::2]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3410] platform: address: adding 
or updating IPv6 address: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3419] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3420] platform-linux: 
do-add-ip6-address[2: 2001:123:45:6f8::2]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3420] platform: address: adding 
or updating IPv6 address: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src unknown
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3429] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever 
lifetime 1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3430] platform-linux: 
do-add-ip6-address[2: fe80::21f:c6ff:fec4:926a]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3430] platform: ip6-route: 
delete ::/0 via fe80::6eb0:ceff:fef5:1e4a dev 2 metric 100 mss 0 rt-src rt-ra pref high
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3451] platform-linux: 
event-notification: RTM_DELROUTE, flags 0, seq 5856553: ::/0 via fe80::6eb0:ceff:fef5:1e4a dev 2 metric 100 
mss 0 rt-src rt-ra pref high
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3451] platform: signal: route   
6 removed: ::/0 via fe80::6eb0:ceff:fef5:1e4a dev 2 metric 100 mss 0 rt-src rt-ra pref high
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3452] platform-linux: 
do-delete-ip6-route[::/0 via fe80::6eb0:ceff:fef5:1e4a dev 2 metric 100 mss 0 rt-src rt-ra pref high]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3452] platform: route: append    
 IPv6 route: ::/0 via fe80::6eb0:ceff:fef5:1e4a dev 2 metric 100 mss 0 rt-src ndisc
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3468] platform-linux: 
event-notification: RTM_NEWROUTE, flags 0, seq 5856554: ::/0 via fe80::6eb0:ceff:fef5:1e4a dev 2 metric 100 
mss 0 rt-src rt-ra
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3468] platform: signal: route   
6   added: ::/0 via fe80::6eb0:ceff:fef5:1e4a dev 2 metric 100 mss 0 rt-src rt-ra
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3469] platform-linux: 
do-add-ip6-route[::/0 via fe80::6eb0:ceff:fef5:1e4a dev 2 metric 100 mss 0 rt-src rt-ra]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3495] device[0x5571081e44d0] 
(enp2s0): ip6-config: update IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/1)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3496] dns-mgr: 
(device_ip6_config_changed): queueing DNS updates (1)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3496] policy: set-hostname: 
updating hostname (ip6 conf)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3496] hostname: transient 
hostname retrieval failed
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3496] policy: get-hostname: 
"server.example.com"
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3496] hostname: transient 
hostname retrieval failed
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3496] policy: get-hostname: 
"server.example.com"
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3496] policy: set-hostname: 
hostname already set to 'server.example.com' (from system configuration)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3517] dns-mgr: 
(device_ip6_config_changed): DNS configuration did not change
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3518] dns-mgr: 
(device_ip6_config_changed): no DNS changes to commit (0)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3518] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'dhcp6' not pending (expected)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3518] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'autoconf6' not pending (expected)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3519] device[0x5571081e44d0] 
(enp2s0): activation-stage: complete activate_stage5_ip6_config_commit,v6 (id 8684988)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3526] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: processing libndp events
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3526] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3527] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3527] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3527] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3527] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565906
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3528] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3528] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3528] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3528] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3528] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3528] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3528] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3529] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3529] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3529] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3540] device[0x5571081e44d0] 
(enp2s0): activation-stage: schedule activate_stage5_ip6_config_commit,v6 (id 8684996)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3541] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3541] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3541] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3541] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3542] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3542] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3542] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3542] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3542] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3542] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3542] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3542] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3543] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3543] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3543] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3543] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8684996)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3543] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3429 seconds
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3544] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3544] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3544] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3544] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3544] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565906
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3544] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3545] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3545] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3545] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3545] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3545] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3545] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3545] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3545] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3546] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3546] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8684996)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3546] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3546] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3546] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3547] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3547] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3567] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565906
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3567] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3568] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3568] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3568] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3568] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3568] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3568] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3568] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3569] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3569] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3570] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8684996)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3570] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3570] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3571] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3571] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3571] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3571] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3571] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3571] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3571] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3572] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3572] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3572] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3572] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3572] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3572] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3573] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8684996)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3573] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3429 seconds
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3598] device[0x5571081e44d0] 
(enp2s0): IP6 update was postponed
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3599] 
properties-changed[0x5571081e44d0]: type NMDeviceEthernet, iface NMDBusDeviceStatisticsSkeleton: {'RxBytes': 
<uint64 1319171490917>, 'TxBytes': <uint64 1384782358132>}
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3625] 
properties-changed[0x5571081fe280]: type NMIP6Config, iface NMDBusIP6ConfigSkeleton: {'Gateway': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'RouteData': <[{'dest': <'::'>, 'prefix': <uint32 0>, 'next-hop': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'2001:1234:5678:a700::'>, 'prefix': <uint32 
56>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'fd31:aeb1:48df::'>, 
'prefix': <uint32 48>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': 
<'fd31:aeb1:48df::'>, 'prefix': <uint32 64>, 'metric': <uint32 100>}, {'dest': <'2001:123:45:6f8::'>, 
'prefix': <uint32 64>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': 
<'2001:1234:5678:a700::'>, 'prefix': <uint32 64>, 'metric': <uint32 100>}, {'dest': <'fe80::'>, 'prefix': 
<uint32 64>, 'metric': <uint32 100>}, {'dest': <'fe80::'>, 'prefix': <uint32 64>, 'metric': <uint32 256>}, 
{'dest': <'ff00::'>, 'prefix': <uint32 8>, 'metric': <uint32 256>, 'table': <uint32 255>}]>, 'Routes': 
<[([byte 0x20, 0x01, 0x19, 0x70, 0x52, 0x5e, 0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 
uint32 56, [byte 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 
0x4a], uint32 100), ([0xfd, 0x31, 0xae, 0xb1, 0x48, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00], 48, [0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 
0x4a], 100), ([0xfd, 0x31, 0xae, 0xb1, 0x48, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 
100), ([0x20, 0x01, 0x04, 0x70, 0x00, 0x1d, 0x06, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, 
[0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a], 100), 
([0x20, 0x01, 0x19, 0x70, 0x52, 0x5e, 0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 
0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 0x80, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 256)]>}
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3733] device[0x5571081e44d0] 
(enp2s0): activation-stage: invoke activate_stage5_ip6_config_commit,v6 (id 8684996)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3775] platform-linux: link: 
change 2: token: set IPv6 address generation token to ::2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3808] platform-linux: 
do-request-link: 2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3809] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 0: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554457,1319171590586 tx:1662191019,1384782397854
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3810] platform: signal: link 
changed: 2: enp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? init 
addrgenmode none addr 00:1F:C6:C4:92:6A inet6token ::2 driver r8169 rx:1509554457,1319171590586 
tx:1662191019,1384782397854
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3810] device[0x5571081e44d0] 
(enp2s0): queued link change for ifindex 2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3811] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 5856556: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554457,1319171590586 tx:1662191019,1384782397854
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3811] platform-linux: 
do-change-link[2]: success changing link: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3811] device[0x5571081e44d0] 
(enp2s0): ip6-config: update (commit=1, new-config=0x5571081fedc0)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3812] device[0x5571081e44d0] 
(enp2s0): mtu: device-mtu: 1500 (was 0), ipv6-mtu: 1500, ifindex: 2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3813] platform: address: adding 
or updating IPv6 address: 2001:1234:5678:a700::2/64 lft 78962sec pref 35762sec lifetime 
1564106-0[35762,78962] dev 2 flags noprefixroute src unknown
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3839] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:1234:5678:a700::2/64 lft 78962sec pref 35762sec 
lifetime 1564106-1564106[35762,78962] dev 2 flags noprefixroute src kernel
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3840] platform-linux: 
do-add-ip6-address[2: 2001:1234:5678:a700::2]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3840] platform: address: adding 
or updating IPv6 address: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3849] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3850] platform-linux: 
do-add-ip6-address[2: fd31:aeb1:48df::2]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3850] platform: address: adding 
or updating IPv6 address: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3877] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3878] platform-linux: 
do-add-ip6-address[2: 2001:123:45:6f8::2]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3878] platform: address: adding 
or updating IPv6 address: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src unknown
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3884] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever 
lifetime 1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3885] platform-linux: 
do-add-ip6-address[2: fe80::21f:c6ff:fec4:926a]: success
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3970] device[0x5571081e44d0] 
(enp2s0): ip6-config: update IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/1)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3970] dns-mgr: 
(device_ip6_config_changed): queueing DNS updates (1)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3970] policy: set-hostname: 
updating hostname (ip6 conf)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3970] hostname: transient 
hostname retrieval failed
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3971] policy: get-hostname: 
"server.example.com"
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3971] hostname: transient 
hostname retrieval failed
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3971] policy: get-hostname: 
"server.example.com"
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3971] policy: set-hostname: 
hostname already set to 'server.example.com' (from system configuration)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3971] dns-mgr: 
(device_ip6_config_changed): DNS configuration did not change
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3971] dns-mgr: 
(device_ip6_config_changed): no DNS changes to commit (0)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3972] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'dhcp6' not pending (expected)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.3972] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'autoconf6' not pending (expected)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3972] device[0x5571081e44d0] 
(enp2s0): activation-stage: complete activate_stage5_ip6_config_commit,v6 (id 8684996)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3972] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: processing libndp events
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3973] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3973] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3973] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3973] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3973] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565906
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3973] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3974] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3974] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3974] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3974] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3974] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3974] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3974] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3974] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3975] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3975] device[0x5571081e44d0] 
(enp2s0): activation-stage: schedule activate_stage5_ip6_config_commit,v6 (id 8685008)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3975] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3975] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3976] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3976] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3976] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3976] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565906
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3976] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3976] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3976] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3976] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.3977] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4036] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4036] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4036] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4036] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4036] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4044] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8685008)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4044] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4045] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4045] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4045] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4045] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4045] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4045] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4046] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4046] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4046] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4046] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4046] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4046] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4046] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4047] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4058] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8685008)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4058] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3429 seconds
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.4088] device[0x5571081e44d0] 
(enp2s0): IP6 update was postponed
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4089] 
properties-changed[0x5571081e44d0]: type NMDeviceEthernet, iface NMDBusDeviceStatisticsSkeleton: {'RxBytes': 
<uint64 1319171496477>, 'TxBytes': <uint64 1384782358998>}
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4133] 
properties-changed[0x5571081fe280]: type NMIP6Config, iface NMDBusIP6ConfigSkeleton: {'Gateway': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'RouteData': <[{'dest': <'::'>, 'prefix': <uint32 0>, 'next-hop': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'2001:1234:5678:a700::'>, 'prefix': <uint32 
56>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'fd31:aeb1:48df::'>, 
'prefix': <uint32 48>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': 
<'fd31:aeb1:48df::'>, 'prefix': <uint32 64>, 'metric': <uint32 100>}, {'dest': <'2001:123:45:6f8::'>, 
'prefix': <uint32 64>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': 
<'2001:1234:5678:a700::'>, 'prefix': <uint32 64>, 'metric': <uint32 100>}, {'dest': <'fe80::'>, 'prefix': 
<uint32 64>, 'metric': <uint32 100>}, {'dest': <'fe80::'>, 'prefix': <uint32 64>, 'metric': <uint32 256>}, 
{'dest': <'ff00::'>, 'prefix': <uint32 8>, 'metric': <uint32 256>, 'table': <uint32 255>}]>, 'Routes': 
<[([byte 0x20, 0x01, 0x19, 0x70, 0x52, 0x5e, 0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 
uint32 56, [byte 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 
0x4a], uint32 100), ([0xfd, 0x31, 0xae, 0xb1, 0x48, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00], 48, [0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 
0x4a], 100), ([0xfd, 0x31, 0xae, 0xb1, 0x48, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 
100), ([0x20, 0x01, 0x04, 0x70, 0x00, 0x1d, 0x06, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, 
[0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a], 100), 
([0x20, 0x01, 0x19, 0x70, 0x52, 0x5e, 0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 
0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 0x80, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 256)]>}
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4163] device[0x5571081e44d0] 
(enp2s0): activation-stage: invoke activate_stage5_ip6_config_commit,v6 (id 8685008)
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4165] platform-linux: link: 
change 2: token: set IPv6 address generation token to ::2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <debug> [1548192060.4206] platform-linux: 
do-request-link: 2
Jan 22 16:21:00 server.example.com NetworkManager[1842]: <trace> [1548192060.4208] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 0: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554475,1319171596864 tx:1662191033,1384782400706
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192060.4208] platform: signal: link 
changed: 2: enp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? init 
addrgenmode none addr 00:1F:C6:C4:92:6A inet6token ::2 driver r8169 rx:1509554475,1319171596864 
tx:1662191033,1384782400706
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0044] device[0x5571081e44d0] 
(enp2s0): queued link change for ifindex 2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0045] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 5856562: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554899,1319171938351 tx:1662191465,1384782663338
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0045] platform: signal: link 
changed: 2: enp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? init 
addrgenmode none addr 00:1F:C6:C4:92:6A inet6token ::2 driver r8169 rx:1509554899,1319171938351 
tx:1662191465,1384782663338
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0046] platform-linux: 
do-change-link[2]: success changing link: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0046] device[0x5571081e44d0] 
(enp2s0): ip6-config: update (commit=1, new-config=0x5571081fedc0)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0047] device[0x5571081e44d0] 
(enp2s0): mtu: device-mtu: 1500 (was 0), ipv6-mtu: 1500, ifindex: 2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0049] platform: address: adding 
or updating IPv6 address: 2001:1234:5678:a700::2/64 lft 78962sec pref 35762sec lifetime 
1564106-0[35762,78962] dev 2 flags noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0050] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:1234:5678:a700::2/64 lft 78962sec pref 35762sec 
lifetime 1564106-1564106[35762,78962] dev 2 flags noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0050] platform-linux: 
do-add-ip6-address[2: 2001:1234:5678:a700::2]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0050] platform: address: adding 
or updating IPv6 address: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0051] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0051] platform-linux: 
do-add-ip6-address[2: fd31:aeb1:48df::2]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0051] platform: address: adding 
or updating IPv6 address: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0051] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0052] platform-linux: 
do-add-ip6-address[2: 2001:123:45:6f8::2]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0052] platform: address: adding 
or updating IPv6 address: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0052] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever 
lifetime 1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0053] platform-linux: 
do-add-ip6-address[2: fe80::21f:c6ff:fec4:926a]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0096] device[0x5571081e44d0] 
(enp2s0): ip6-config: update IP6Config instance (/org/freedesktop/NetworkManager/IP6Config/1)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0100] dns-mgr: 
(device_ip6_config_changed): queueing DNS updates (1)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0100] policy: set-hostname: 
updating hostname (ip6 conf)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0100] hostname: transient 
hostname retrieval failed
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0101] policy: get-hostname: 
"server.example.com"
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0101] hostname: transient 
hostname retrieval failed
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0101] policy: get-hostname: 
"server.example.com"
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0102] policy: set-hostname: 
hostname already set to 'server.example.com' (from system configuration)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0102] dns-mgr: 
(device_ip6_config_changed): DNS configuration did not change
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0102] dns-mgr: 
(device_ip6_config_changed): no DNS changes to commit (0)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0102] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'dhcp6' not pending (expected)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0102] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'autoconf6' not pending (expected)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0103] device[0x5571081e44d0] 
(enp2s0): activation-stage: complete activate_stage5_ip6_config_commit,v6 (id 8685008)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0103] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: processing libndp events
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0103] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0104] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0104] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0104] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0104] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565906
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0104] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0104] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0104] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0105] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0105] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0105] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0105] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0105] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0105] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0105] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0106] device[0x5571081e44d0] 
(enp2s0): activation-stage: schedule activate_stage5_ip6_config_commit,v6 (id 8685019)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0106] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0107] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0107] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0107] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0108] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0108] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565906
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0108] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0108] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0108] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0108] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0108] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0108] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0109] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0109] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0109] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0109] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0109] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8685019)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0109] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0110] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0110] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0110] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0110] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0110] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0110] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0110] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0111] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0111] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0111] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0111] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0111] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0111] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0111] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0112] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8685019)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0112] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3429 seconds
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0160] device[0x5571081e44d0] 
(enp2s0): IP6 update was postponed
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0161] 
properties-changed[0x5571081e44d0]: type NMDeviceEthernet, iface NMDBusDeviceStatisticsSkeleton: {'RxBytes': 
<uint64 1319171590586>, 'TxBytes': <uint64 1384782397854>}
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0172] 
properties-changed[0x5571081fe280]: type NMIP6Config, iface NMDBusIP6ConfigSkeleton: {'RouteData': <[{'dest': 
<'2001:1234:5678:a700::'>, 'prefix': <uint32 56>, 'next-hop': <'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': 
<uint32 100>}, {'dest': <'fd31:aeb1:48df::'>, 'prefix': <uint32 48>, 'next-hop': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'fd31:aeb1:48df::'>, 'prefix': <uint32 64>, 
'metric': <uint32 100>}, {'dest': <'2001:123:45:6f8::'>, 'prefix': <uint32 64>, 'next-hop': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}, {'dest': <'2001:1234:5678:a700::'>, 'prefix': <uint32 
64>, 'metric': <uint32 100>}, {'dest': <'fe80::'>, 'prefix': <uint32 64>, 'metric': <uint32 100>}, {'dest': 
<'fe80::'>, 'prefix': <uint32 64>, 'metric': <uint32 256>}, {'dest': <'ff00::'>, 'prefix': <uint32 8>, 
'metric': <uint32 256>, 'table': <uint32 255>}, {'dest': <'::'>, 'prefix': <uint32 0>, 'next-hop': 
<'fe80::6eb0:ceff:fef5:1e4a'>, 'metric': <uint32 100>}]>, 'Routes': <[([byte 0x20, 0x01, 0x19, 0x70, 0x52, 
0x5e, 0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], uint32 56, [byte 0xfe, 0x80, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a], uint32 100), ([0xfd, 0x31, 0xae, 
0xb1, 0x48, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 48, [0xfe, 0x80, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a], 100), ([0xfd, 0x31, 0xae, 0xb1, 
0x48, 0xdf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0x20, 0x01, 0x04, 0x70, 0x00, 
0x1d, 0x06, 0xf8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x6e, 0xb0, 0xce, 0xff, 0xfe, 0xf5, 0x1e, 0x4a], 100), ([0x20, 0x01, 0x19, 0x70, 0x52, 0x5e, 
0xa7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 100), ([0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 64, [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00], 256)]>}
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0241] device[0x5571081e44d0] 
(enp2s0): activation-stage: invoke activate_stage5_ip6_config_commit,v6 (id 8685019)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0243] platform-linux: link: 
change 2: token: set IPv6 address generation token to ::2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0277] platform-linux: 
do-request-link: 2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0287] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 0: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554921,1319171967340 tx:1662191475,1384782664622
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0288] platform: signal: link 
changed: 2: enp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? init 
addrgenmode none addr 00:1F:C6:C4:92:6A inet6token ::2 driver r8169 rx:1509554921,1319171967340 
tx:1662191475,1384782664622
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0288] device[0x5571081e44d0] 
(enp2s0): queued link change for ifindex 2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0289] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 5856568: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554943,1319172000648 tx:1662191481,1384782665246
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0290] platform: signal: link 
changed: 2: enp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? init 
addrgenmode none addr 00:1F:C6:C4:92:6A inet6token ::2 driver r8169 rx:1509554943,1319172000648 
tx:1662191481,1384782665246
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0290] platform-linux: 
do-change-link[2]: success changing link: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0290] device[0x5571081e44d0] 
(enp2s0): ip6-config: update (commit=1, new-config=0x5571081fe820)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0290] device[0x5571081e44d0] 
(enp2s0): mtu: device-mtu: 1500 (was 0), ipv6-mtu: 1500, ifindex: 2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0291] platform: address: adding 
or updating IPv6 address: 2001:1234:5678:a700::2/64 lft 78962sec pref 35762sec lifetime 
1564106-0[35762,78962] dev 2 flags noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0310] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:1234:5678:a700::2/64 lft 78962sec pref 35762sec 
lifetime 1564106-1564106[35762,78962] dev 2 flags noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0310] platform-linux: 
do-add-ip6-address[2: 2001:1234:5678:a700::2]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0310] platform: address: adding 
or updating IPv6 address: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0341] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0341] platform-linux: 
do-add-ip6-address[2: fd31:aeb1:48df::2]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0341] platform: address: adding 
or updating IPv6 address: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0368] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0368] platform-linux: 
do-add-ip6-address[2: 2001:123:45:6f8::2]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0368] platform: address: adding 
or updating IPv6 address: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0416] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever 
lifetime 1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0417] platform-linux: 
do-add-ip6-address[2: fe80::21f:c6ff:fec4:926a]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0423] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'dhcp6' not pending (expected)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0423] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'autoconf6' not pending (expected)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0423] device[0x5571081e44d0] 
(enp2s0): activation-stage: complete activate_stage5_ip6_config_commit,v6 (id 8685019)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0474] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: processing libndp events
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0475] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0475] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0475] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0475] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0476] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565906
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0476] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0476] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0476] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0476] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0476] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0476] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0477] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0477] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0506] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0519] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0520] device[0x5571081e44d0] 
(enp2s0): activation-stage: schedule activate_stage5_ip6_config_commit,v6 (id 8685027)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0520] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0521] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0521] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0521] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [GA]:
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0521] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0521] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565906
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0521] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643067
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0522] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0522] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0522] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643067
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0522] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0522] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0522] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0567] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643067
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0568] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0568] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0569] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8685027)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0569] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0569] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564106
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0569] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0569] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [G]:
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0570] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0570] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643067
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0570] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0570] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0570] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643067
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0570] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0570] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0571] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0571] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643067
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0571] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571306
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0571] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0571] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8685027)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0571] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3429 seconds
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0572] device[0x5571081e44d0] 
(enp2s0): IP6 update was postponed
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0572] 
properties-changed[0x5571081e44d0]: type NMDeviceEthernet, iface NMDBusDeviceStatisticsSkeleton: {'RxBytes': 
<uint64 1319171938351>, 'TxBytes': <uint64 1384782663338>}
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0621] device[0x5571081e44d0] 
(enp2s0): activation-stage: invoke activate_stage5_ip6_config_commit,v6 (id 8685027)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0623] platform-linux: link: 
change 2: token: set IPv6 address generation token to ::2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0646] platform-linux: 
do-request-link: 2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0658] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 0: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554989,1319172031988 tx:1662191534,1384782706240
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0658] platform: signal: link 
changed: 2: enp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? init 
addrgenmode none addr 00:1F:C6:C4:92:6A inet6token ::2 driver r8169 rx:1509554989,1319172031988 
tx:1662191534,1384782706240
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0659] device[0x5571081e44d0] 
(enp2s0): queued link change for ifindex 2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0660] platform-linux: 
event-notification: RTM_NEWLINK, flags 0, seq 5856574: 2: enp2s0 
<UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? not-init addrgenmode none addr 
00:1F:C6:C4:92:6A inet6token ::2 rx:1509554990,1319172033502 tx:1662191535,1384782706518
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0660] platform: signal: link 
changed: 2: enp2s0 <UP,LOWER_UP;broadcast,multicast,up,running,lowerup> mtu 1500 arp 1 ethernet? init 
addrgenmode none addr 00:1F:C6:C4:92:6A inet6token ::2 driver r8169 rx:1509554990,1319172033502 
tx:1662191535,1384782706518
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0660] platform-linux: 
do-change-link[2]: success changing link: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0660] device[0x5571081e44d0] 
(enp2s0): ip6-config: update (commit=1, new-config=0x5571081feb80)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0661] device[0x5571081e44d0] 
(enp2s0): mtu: device-mtu: 1500 (was 0), ipv6-mtu: 1500, ifindex: 2
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0661] platform: address: adding 
or updating IPv6 address: 2001:1234:5678:a700::2/64 lft 78961sec pref 35761sec lifetime 
1564106-0[35761,78961] dev 2 flags noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0692] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:1234:5678:a700::2/64 lft 78961sec pref 35761sec 
lifetime 1564106-1564106[35761,78961] dev 2 flags noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0693] platform: signal: address 
6 changed: 2001:1234:5678:a700::2/64 lft 78961sec pref 35761sec lifetime 1564106-1564106[35761,78961] dev 2 
flags noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0693] platform-linux: 
do-add-ip6-address[2: 2001:1234:5678:a700::2]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0694] platform: address: adding 
or updating IPv6 address: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0720] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fd31:aeb1:48df::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0720] platform-linux: 
do-add-ip6-address[2: fd31:aeb1:48df::2]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0720] platform: address: adding 
or updating IPv6 address: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0746] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: 2001:123:45:6f8::2/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0746] platform-linux: 
do-add-ip6-address[2: 2001:123:45:6f8::2]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0746] platform: address: adding 
or updating IPv6 address: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever lifetime 
1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src unknown
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0752] platform-linux: 
event-notification: RTM_NEWADDR, flags 0, seq 0: fe80::21f:c6ff:fec4:926a/64 lft forever pref forever 
lifetime 1564106-0[4294967295,4294967295] dev 2 flags permanent,noprefixroute src kernel
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0752] platform-linux: 
do-add-ip6-address[2: fe80::21f:c6ff:fec4:926a]: success
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0793] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'dhcp6' not pending (expected)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.0793] device[0x5571081e44d0] 
(enp2s0): remove_pending_action (0): 'autoconf6' not pending (expected)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.0793] device[0x5571081e44d0] 
(enp2s0): activation-stage: complete activate_stage5_ip6_config_commit,v6 (id 8685027)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6574] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: processing libndp events
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6574] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564107
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6574] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6575] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [GAS]:
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6575] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6575] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref medium exp 1565907
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6575] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643067
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6575] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6575] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6575] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643067
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6576] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6576] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6576] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6576] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643067
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6576] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571307
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6576] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6577] device[0x5571081e44d0] 
(enp2s0): activation-stage: schedule activate_stage5_ip6_config_commit,v6 (id 8685036)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6578] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6578] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564107
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6578] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6578] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [GA]:
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6578] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6578] 
ndisc[0x5571081feb00,"enp2s0"]:   gateway fe80::6eb0:ceff:fef5:1e4a pref high exp 1565907
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6579] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6579] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6579] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6579] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6579] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6579] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6579] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6580] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6580] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571307
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6580] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6580] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8685036)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6580] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 1800 seconds
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6581] 
ndisc-lndp[0x5571081feb00,"enp2s0"]: received router advertisement at 1564107
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6581] 
ndisc[0x5571081feb00,"enp2s0"]: complete-address: adding an EUI-64 address
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6581] 
ndisc[0x5571081feb00,"enp2s0"]: neighbor discovery configuration changed [GA]:
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6581] 
ndisc[0x5571081feb00,"enp2s0"]:   dhcp-level none
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6581] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:1234:5678:a700::2 exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6581] 
ndisc[0x5571081feb00,"enp2s0"]:   address fd31:aeb1:48df::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6581] 
ndisc[0x5571081feb00,"enp2s0"]:   address 2001:123:45:6f8::2 exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6581] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/56 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6582] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/48 via fe80::6eb0:ceff:fef5:1e4a pref high exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6582] 
ndisc[0x5571081feb00,"enp2s0"]:   route fd31:aeb1:48df::/64 via :: pref medium exp 2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6582] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:123:45:6f8::/64 via fe80::6eb0:ceff:fef5:1e4a pref medium exp 
2147483647
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6582] 
ndisc[0x5571081feb00,"enp2s0"]:   route 2001:1234:5678:a700::/64 via :: pref medium exp 1643068
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6582] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::2 exp 1571307
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6582] 
ndisc[0x5571081feb00,"enp2s0"]:   dns_server fd31:aeb1:48df::1 exp 1571135
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6583] device[0x5571081e44d0] 
(enp2s0): activation-stage: already scheduled activate_stage5_ip6_config_commit,v6 (id 8685036)
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <debug> [1548192061.6583] 
ndisc[0x5571081feb00,"enp2s0"]: scheduling next now/lifetime check: 3428 seconds
Jan 22 16:21:01 server.example.com NetworkManager[1842]: <trace> [1548192061.6587] device[0x5571081e44d0] 
(enp2s0): IP6 update was postponed
Jan 22 16:21:09 server.example.com NetworkManager[1842]: <info>  [1548192069.1690] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS
Jan 22 16:21:09 server.example.com NetworkManager[1842]: <info>  [1548192069.2382] policy: set 'enp2s0' 
(enp2s0) as default for IPv6 routing and DNS

Cheers,
b.

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Follow-Ups:
- Re: multiple RAs spamming log with policy: set 'enp2s0' (enp2s0) as default for IPv6 routing and DNS
  - From: Brian J. Murrell

References:
- multiple RAs spamming log with policy: set 'enp2s0' (enp2s0) as default for IPv6 routing and DNS
  - From: Brian J. Murrell
- Re: multiple RAs spamming log with policy: set 'enp2s0' (enp2s0) as default for IPv6 routing and DNS
  - From: Thomas Haller

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