Re: [GnomeMeeting-list] TOS

[Damien Sandras <dsandras seconix com>]

Hi,

Le mer 03/09/2003 à 13:03, Paolo Di Francesco a écrit :
> Derek Smithies wrote:
> 
> > Hi,
> >  but is it worth adding TOS?
> > 
> > How many routers etc actually take notice of TOS ??
> 
> Most of the software routers regarding QoS studies use TOS (or DSCP).
> 
> Anyway, Damien do you think it would be easy to add something to control 
> the DSCP?
> 

Controlling the TOS is something easy to do. However, I'm not sure what
I can do more and how easy it would be. More advanced things are
probably for post 1.00


> I will explain in few words: usually an application label *ALL* the 
> packets with the same TOS. In some scenarios, it is interesting to use 
> different TOS depending on the packets, or measures, or bandwidth 
> allocation.
> 
> The solution would be to add some hooks to permit to change the DSCP 
> dynamically, do some measures or get some infos regarding the bitrate, etc.
> 
> If it's too difficult, do not spend time on this, it's just a wish list 
>   with low industrial interest, more interesting for research ;)
> 

OpenH323 uses IPTOS_LOWDELAY; by default on Unix but not
IPTOS_PREC_CRITIC_ECP as it would require root access.



> 
> Thank you!
-- 
 _	Damien Sandras
(o-	GnomeMeeting: http://www.gnomemeeting.org/
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