Re: RS232 GSM Modem

[Dan Williams <dcbw redhat com>]

On Mon, 2010-06-14 at 16:23 +0200, Tom wrote:
> Hi Dan,
> 
> sorry for the delay (had holidays).
> 
> On Fri, 2010-06-04 at 19:29 -0700, Dan Williams wrote:
> > Looks like the remote side doesn't like use of Compression Control
> > Protocol.  Try:
> > 
> > nobsdcomp=true
> > nodeflate=true
> > no-vj-comp=true
> > 
> > And see if that works?
> 
> 
> i set these options in my sytem-connection ( under [ppp] ), but the
> connection doesn't work (i use the latest git snapshot
> (962a6b0939cd4b3ea7306492cb25f88b77668ef5). Output is:

Do you happen to have the NM_PPP_DEBUG output from NetworkManager when
this happens?

Dan

> 
> ** Message: (ttyUSB0) opening serial device...
> ** (modem-manager:13917): DEBUG: <1276525287.302163> (ttyUSB0) device
> open count is 1 (open)
> ** (modem-manager:13917): DEBUG: <1276525287.302232>
> Modem /org/freedesktop/ModemManager/Modems/1: state changed (disabled ->
> enabling)
> ** (modem-manager:13917): DEBUG: <1276525287.403710> (ttyUSB0): --> 'ATZ
> E0 V1<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.414792> (ttyUSB0): <-- 'A'
> ** (modem-manager:13917): DEBUG: <1276525287.453485> (ttyUSB0): <-- 'TZ
> E0 V1<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.545502> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.545610> (ttyUSB0): -->
> 'ATE0<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.605486> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.605578> (ttyUSB0): --> 'AT
> +CMEE=1<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.665467> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.665554> (ttyUSB0): -->
> 'ATX4 &C1<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.737513> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.737641> (ttyUSB0): --> 'AT
> +CFUN=1<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.797539> (ttyUSB0): <--
> '<CR><LF>O'
> ** (modem-manager:13917): DEBUG: <1276525287.797674> (ttyUSB0): <-- 'K'
> ** (modem-manager:13917): DEBUG: <1276525287.797778> (ttyUSB0): <--
> '<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.801477> (ttyUSB0): <--
> '<LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.801608> (ttyUSB0): --> 'AT
> +IFC=1,1<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.869490> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.869620> (ttyUSB0): --> 'AT
> +GMI<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.929498> (ttyUSB0): <--
> '<CR><LF>SIEMENS<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.933529> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.933646> (ttyUSB0): --> 'AT
> +GMM<CR>'
> ** (modem-manager:13917): DEBUG: <1276525287.985476> (ttyUSB0): <--
> '<CR><LF>TC63<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.993993> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525287.994141> (ttyUSB0): --> 'AT
> +GMR<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.57549> (ttyUSB0): <--
> '<CR><LF>REVISION 02.500<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.61458> (ttyUSB0): <--
> '<LF><CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.61558> (ttyUSB0): --> 'AT
> +CGMI<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.125511> (ttyUSB0): <--
> '<CR><LF>SIEMENS'
> ** (modem-manager:13917): DEBUG: <1276525288.125653> (ttyUSB0): <--
> '<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.129464> (ttyUSB0): <--
> '<LF><CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.129564> (ttyUSB0): --> 'AT
> +CGMM<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.181520> (ttyUSB0): <--
> '<CR><LF>TC63<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.189971> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.190108> (ttyUSB0): --> 'AT
> +CGMR<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.253481> (ttyUSB0): <--
> '<CR><LF>REVISIO'
> ** (modem-manager:13917): DEBUG: <1276525288.253638> (ttyUSB0): <-- 'N'
> ** (modem-manager:13917): DEBUG: <1276525288.253728> (ttyUSB0): <-- ' '
> ** (modem-manager:13917): DEBUG: <1276525288.257477> (ttyUSB0): <--
> '02.500<CR><LF><CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.257604> (ttyUSB0): --> 'AT
> +CSCS=?<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.313553> (ttyUSB0): <--
> '<CR><LF>+CSCS: ("GSM","UCS2")'
> ** (modem-manager:13917): DEBUG: <1276525288.313693> (ttyUSB0): <--
> '<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.313801> (ttyUSB0): <--
> '<LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.322067> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.322253> (ttyUSB0): --> 'AT
> +CSCS="UCS2"<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.381501> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.381612> (ttyUSB0): --> 'AT
> +CSCS?<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.433501> (ttyUSB0): <--
> '<CR><LF>+CSC'
> ** (modem-manager:13917): DEBUG: <1276525288.433614> (ttyUSB0): <-- 'S'
> ** (modem-manager:13917): DEBUG: <1276525288.433669> (ttyUSB0): <-- ':'
> ** (modem-manager:13917): DEBUG: <1276525288.437558> (ttyUSB0): <-- '
> "UCS2"<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.441570> (ttyUSB0): <--
> '<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.445968> (ttyUSB0): <--
> 'OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.446162>
> Modem /org/freedesktop/ModemManager/Modems/1: state changed (enabling ->
> enabled)
> ** (modem-manager:13917): DEBUG: <1276525288.446433> (ttyUSB0): --> 'AT
> +CREG=2<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.505995> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.506144> (ttyUSB0): --> 'AT
> +CREG?<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.557500> (ttyUSB0): <--
> '<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.557602> (ttyUSB0): <--
> '<LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.557660> (ttyUSB0): <-- '+'
> ** (modem-manager:13917): DEBUG: <1276525288.561447> (ttyUSB0): <--
> 'CREG: 2,1,"013D","D4B'
> ** (modem-manager:13917): DEBUG: <1276525288.561558> (ttyUSB0): <-- 'E'
> ** (modem-manager:13917): DEBUG: <1276525288.565973> (ttyUSB0): <--
> '"<CR><LF>'
> ** (modem-manager:13917): DEBUG: Registration state changed: 1
> ** (modem-manager:13917): DEBUG: <1276525288.566226>
> Modem /org/freedesktop/ModemManager/Modems/1: state changed (enabled ->
> registered)
> ** (modem-manager:13917): DEBUG: <1276525288.566326> (ttyUSB0): <--
> '<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.570550> (ttyUSB0): <--
> 'OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.570666> (ttyUSB0): --> 'AT
> +CGREG=2<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.629993> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.630188> (ttyUSB0): --> 'AT
> +COPS=3,2;+COPS?<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.651262> (ttyUSB0):
> network_mode => 1
> ** (modem-manager:13917): DEBUG: <1276525288.651262> (ttyUSB0): username
> => "vodafone"
> ** (modem-manager:13917): DEBUG: <1276525288.651262> (ttyUSB0): number
> => "*99#"
> ** (modem-manager:13917): DEBUG: <1276525288.651262> (ttyUSB0): apn =>
> "web.vodafone.de"
> ** (modem-manager:13917): DEBUG: <1276525288.651262> (ttyUSB0): pin =>
> "1234"
> ** (modem-manager:13917): DEBUG: <1276525288.651262> (ttyUSB0): password
> => "vodafone"
> ** (modem-manager:13917): DEBUG: <1276525288.651452> (ttyUSB0): simple
> connect state 0
> ** (modem-manager:13917): DEBUG: <1276525288.651519> (ttyUSB0): simple
> connect state 2
> ** (modem-manager:13917): DEBUG: <1276525288.693990> (ttyUSB0): <--
> '<CR><LF>+COPS: 0,2,"26202'
> ** (modem-manager:13917): DEBUG: <1276525288.694157> (ttyUSB0): <--
> '"<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.697465> (ttyUSB0): <--
> '<LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.701455> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.701769> (ttyUSB0): --> 'AT
> +COPS=3,0;+COPS?<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.761484> (ttyUSB0): <--
> '<CR><LF>+COPS: 0,0,"Vodafo'
> ** (modem-manager:13917): DEBUG: <1276525288.761648> (ttyUSB0): <-- 'ne'
> ** (modem-manager:13917): DEBUG: <1276525288.765493> (ttyUSB0): <--
> '.de"<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.769456> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.769717> (ttyUSB0): --> 'AT
> +CSQ<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.825627> (ttyUSB0): <--
> '<CR><LF>+CSQ: '
> ** (modem-manager:13917): DEBUG: <1276525288.825774> (ttyUSB0): <-- '23'
> ** (modem-manager:13917): DEBUG: <1276525288.829966> (ttyUSB0): <--
> ',0<CR><LF><CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.830235> (ttyUSB0): --> 'AT
> +CGREG?<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.885526> (ttyUSB0): <--
> '<CR><LF>+CGREG: 2,0<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.893479> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.893579> (ttyUSB0): --> 'AT
> +CREG?<CR>'
> ** (modem-manager:13917): DEBUG: <1276525288.949511> (ttyUSB0): <--
> '<CR><LF>+CREG: 2,1,"013D","D4'
> ** (modem-manager:13917): DEBUG: <1276525288.949675> (ttyUSB0): <-- 'B'
> ** (modem-manager:13917): DEBUG: <1276525288.949775> (ttyUSB0): <-- 'E'
> ** (modem-manager:13917): DEBUG: <1276525288.953522> (ttyUSB0): <--
> '"<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.961468> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525288.961562> (ttyUSB0): simple
> connect state 4
> ** (modem-manager:13917): DEBUG: <1276525288.961643> (ttyUSB0): --> 'AT
> +CGDCONT?<CR>'
> ** (modem-manager:13917): DEBUG: <1276525289.21474> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525289.21572> (ttyUSB0): --> 'AT
> +CGDCONT=?<CR>'
> ** (modem-manager:13917): DEBUG: <1276525289.85484> (ttyUSB0): <--
> '<CR><LF>+CGDCONT: (1-2),"IP",,'
> ** (modem-manager:13917): DEBUG: <1276525289.85647> (ttyUSB0): <-- ',('
> ** (modem-manager:13917): DEBUG: <1276525289.89499> (ttyUSB0): <--
> '0),(0-1)<CR><LF><CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525289.89645> (ttyUSB0): --> 'AT
> +CGDCONT=1,"IP","web.vodafone.de"<CR>'
> ** (modem-manager:13917): DEBUG: <1276525289.185563> (ttyUSB0): <--
> '<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525289.189478> (ttyUSB0): <--
> 'OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525289.189571> (ttyUSB0): simple
> connect state 5
> ** (modem-manager:13917): DEBUG: <1276525289.189651>
> Modem /org/freedesktop/ModemManager/Modems/1: state changed (registered
> -> connecting)
> ** (modem-manager:13917): DEBUG: <1276525289.189731> (ttyUSB0): -->
> 'ATD*99***1#<CR>'
> ** (modem-manager:13917): DEBUG: <1276525291.289492> (ttyUSB0): <--
> '<CR><LF>CONNECT<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525291.289613> (ttyUSB0): port now
> connected
> ** (modem-manager:13917): DEBUG: <1276525291.289681>
> Modem /org/freedesktop/ModemManager/Modems/1: state changed (connecting
> -> connected)
> ** (modem-manager:13917): DEBUG: <1276525291.289747> (ttyUSB0): simple
> connect state 6
> ** (modem-manager:13917): DEBUG: <1276525291.305486> (ttyUSB0): <-- '\0'
> ** (modem-manager:13917): DEBUG: (net/ppp0): could not get port's parent
> device
> ** (modem-manager:13917): DEBUG: <1276525296.13338>
> Modem /org/freedesktop/ModemManager/Modems/1: state changed (connected
> -> disconnecting)
> ** (modem-manager:13917): DEBUG: <1276525297.18927> (ttyUSB0): port now
> disconnected
> ** (modem-manager:13917): DEBUG: <1276525297.19034> (ttyUSB0): --> 'AT
> +CGACT=0,1<CR>'
> ** (modem-manager:13917): DEBUG: <1276525297.77988> (ttyUSB0): <--
> '<CR><LF>OK<CR><LF>'
> ** (modem-manager:13917): DEBUG: <1276525300.584>
> Modem /org/freedesktop/ModemManager/Modems/1: state changed
> (disconnecting -> registered)
> ** (modem-manager:13917): DEBUG: <1276525319.1156> (ttyUSB0): --> 'AT
> +CSQ<CR>'
> ** (modem-manager:13917): DEBUG: <1276525319.57521> (ttyUSB0): <--
> '<CR><LF>+CSQ'
> ** (modem-manager:13917): DEBUG: <1276525319.57663> (ttyUSB0): <-- ':'
> ** (modem-manager:13917): DEBUG: <1276525319.61582> (ttyUSB0): <-- '
> 23,0<CR><LF><CR><LF>OK<CR>'
> ** (modem-manager:13917): DEBUG: <1276525319.61701> (ttyUSB0): <--
> '<LF>'
> 
> 
> 
> Any ideas?
> 
> 
> 
> > 
> > Dan
> > 
> > 
> > > 
> > > 
> > > NetworkManager: <info>  Activation (ttyUSB1) starting connection 'TC63'
> > > NetworkManager: <info>  (ttyUSB1): device state change: 3 -> 4 (reason
> > > 0)
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 1 of 5 (Device
> > > Prepare) scheduled...
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 1 of 5 (Device
> > > Prepare) started...
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 1 of 5 (Device
> > > Prepare) complete.
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 2 of 5 (Device
> > > Configure) scheduled...
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 2 of 5 (Device
> > > Configure) starting...
> > > NetworkManager: <info>  (ttyUSB1): device state change: 4 -> 5 (reason
> > > 0)
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 2 of 5 (Device
> > > Configure) successful.
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 3 of 5 (IP Configure
> > > Start) scheduled.
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 2 of 5 (Device
> > > Configure) complete.
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 3 of 5 (IP Configure
> > > Start) started...
> > > NetworkManager: <info>  (ttyUSB1): device state change: 5 -> 7 (reason
> > > 0)
> > > NetworkManager: <info>  Starting pppd connection
> > > NetworkManager: <debug> [1275473061.909184] nm_ppp_manager_start():
> > > Command line: /usr/sbin/pppd nodetach lock nodefaultroute debug user
> > > vodafone ttyUSB1 noipdefault 57600 noauth usepeerdns lcp-echo-failure 0
> > > lcp-echo-interval 0 ipparam /org/freedesktop/NetworkManager/PPP/0
> > > plugin /usr/lib/pppd/2.4.4/nm-pppd-plugin.so
> > > NetworkManager: <debug> [1275473061.971552] nm_ppp_manager_start(): ppp
> > > started with pid 7242
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 4 of 5 (IP6 Configure
> > > Get) scheduled...
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 3 of 5 (IP Configure
> > > Start) complete.
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 4 of 5 (IP6 Configure
> > > Get) started...
> > > NetworkManager: <info>  Activation (ttyUSB1) Stage 4 of 5 (IP6 Configure
> > > Get) complete.
> > > Plugin /usr/lib/pppd/2.4.4/nm-pppd-plugin.so loaded.
> > > ** Message: nm-ppp-plugin: (plugin_init): initializing
> > > ** Message: nm-ppp-plugin: (nm_phasechange): status 3 / phase 'serial
> > > connection'
> > > using channel 1
> > > Using interface ppp0
> > > Connect: ppp0 <--> /dev/ttyUSB1
> > > ** Message: nm-ppp-plugin: (nm_phasechange): status 5 / phase
> > > 'establish'
> > > sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x74efb434> <pcomp>
> > > <accomp>]
> > > NetworkManager:    SCPlugin-Ifupdown: devices added
> > > (path: /sys/devices/virtual/net/ppp0, iface: ppp0)
> > > NetworkManager:    SCPlugin-Ifupdown: device added
> > > (path: /sys/devices/virtual/net/ppp0, iface: ppp0): no ifupdown
> > > configuration found.
> > > rcvd [LCP ConfNak id=0x1 <asyncmap 0xa0000>]
> > > sent [LCP ConfReq id=0x2 <asyncmap 0xa0000> <magic 0x74efb434> <pcomp>
> > > <accomp>]
> > > rcvd [LCP ConfAck id=0x2 <asyncmap 0xa0000> <magic 0x74efb434> <pcomp>
> > > <accomp>]
> > > rcvd [LCP ConfReq id=0x3 <mru 1600> <auth pap> <magic 0xb9051aaa>
> > > <asyncmap 0xa0000> <pcomp> <accomp>]
> > > sent [LCP ConfAck id=0x3 <mru 1600> <auth pap> <magic 0xb9051aaa>
> > > <asyncmap 0xa0000> <pcomp> <accomp>]
> > > ** Message: nm-ppp-plugin: (nm_phasechange): status 6 / phase
> > > 'authenticate'
> > > ** Message: nm-ppp-plugin: (get_credentials): passwd-hook, requesting
> > > credentials...
> > > ** Message: nm-ppp-plugin: (get_credentials): got credentials from
> > > NetworkManager
> > > sent [PAP AuthReq id=0x1 user="vodafone" password=<hidden>]
> > > rcvd [PAP AuthAck id=0x1 "TTP Com PPP - Password Verified OK"]
> > > Remote message: TTP Com PPP - Password Verified OK
> > > PAP authentication succeeded
> > > ** Message: nm-ppp-plugin: (nm_phasechange): status 8 / phase 'network'
> > > sent [CCP ConfReq id=0x1 <deflate 15> <deflate(old#) 15> <bsd v1 15>]
> > > sent [IPCP ConfReq id=0x1 <compress VJ 0f 01> <addr 0.0.0.0> <ms-dns1
> > > 0.0.0.0> <ms-dns3 0.0.0.0>]
> > > rcvd [LCP ProtRej id=0x0 80 fd 01 01 00 0f 1a 04 78 00 18 04 78 00 15 03
> > > 2f 32]
> > > Protocol-Reject for 'Compression Control Protocol' (0x80fd) received
> > > rcvd [LCP TermReq id=0x0 "Normal Termination by NCP"]
> > > LCP terminated by peer (Normal Termination by NCP)
> > > ** Message: nm-ppp-plugin: (nm_phasechange): status 5 / phase
> > > 'establish'
> > > sent [LCP TermAck id=0x0]
> > > ** Message: nm-ppp-plugin: (nm_phasechange): status 11 / phase
> > > 'disconnect'
> > > Connection terminated.
> > > NetworkManager: <info>  (ttyUSB1): device state change: 7 -> 9 (reason
> > > 13)
> > > NetworkManager: <info>  Marking connection 'TC63' invalid.
> > > NetworkManager: <info>  Activation (ttyUSB1) failed.
> > > NetworkManager: <info>  (ttyUSB1): device state change: 9 -> 3 (reason
> > > 0)
> > > NetworkManager: <info>  (ttyUSB1): deactivating device (reason: 0).
> > > NetworkManager: <info>  Policy set 'Auto eth0' (eth0) as default for
> > > routing and DNS.
> > > NetworkManager:    SCPlugin-Ifupdown: devices removed
> > > (path: /sys/devices/virtual/net/ppp0, iface: ppp0)
> > > ** Message: nm-ppp-plugin: (nm_phasechange): status 1 / phase 'dead'
> > > Terminating on signal 15
> > > Modem hangup
> > > ** Message: nm-ppp-plugin: (nm_exit_notify): cleaning up
> > > NetworkManager: <debug> [1275473069.000649] ensure_killed(): waiting for
> > > ppp pid 7242 to exit
> > > NetworkManager: <debug> [1275473069.000782] ensure_killed(): ppp pid
> > > 7242 cleaned up
> > > 
> > > 
> > > 
> > > My config is:
> > > 
> > > tom banane:/etc/NetworkManager/system-connections$ sudo cat TC63 
> > > 
> > > [connection]
> > > id=TC63
> > > uuid=2c0d314f-a2a5-4a3a-aac8-a92c575350c4
> > > type=gsm
> > > autoconnect=false
> > > timestamp=0
> > > 
> > > [ppp]
> > > noauth=true
> > > refuse-eap=false
> > > refuse-pap=false
> > > refuse-chap=false
> > > refuse-mschap=false
> > > refuse-mschapv2=false
> > > nobsdcomp=false
> > > nodeflate=false
> > > no-vj-comp=false
> > > require-mppe=false
> > > require-mppe-128=false
> > > mppe-stateful=false
> > > crtscts=false
> > > baud=57600
> > > mru=0
> > > mtu=0
> > > lcp-echo-failure=0
> > > lcp-echo-interval=0
> > > 
> > > [ipv4]
> > > method=auto
> > > ignore-auto-routes=false
> > > ignore-auto-dns=false
> > > dhcp-send-hostname=false
> > > never-default=false
> > > 
> > > [gsm]
> > > number=*99#
> > > username=vodafone
> > > password=vodafone
> > > apn=web.vodafone.de
> > > network-type=-1
> > > band=-1
> > > pin=1234
> > > allowed-bands=1
> > > 
> > > [serial]
> > > baud=57600
> > > bits=8
> > > parity=110
> > > stopbits=1
> > > send-delay=0
> > > 
> > > 
> > > 
> > > 
> > > 
> > 
> > 
> 
>