[Asterisk-Users] Asterisk 1.2.1 Type of Service

Armin Schindler armin at melware.de
Wed Jan 4 04:16:44 MST 2006


On Wed, 4 Jan 2006, Steve Beaumont wrote:
> Armin Schindler wrote:
> 
> > On Tue, 3 Jan 2006, Steve Beaumont wrote:
> > 
> > 
> > > All,
> > > 
> > > I seem to have a problem with Asterisk 1.2.1.
> > > 
> > > Version 1.0.?? used to allow me to set the Type of Service bits to ef
> > > I.e.
> > > tos=0xb8 Diffserv EF (Expedited Forwarding) bits. This seems not to be
> > > working
> > > with 1.2.1:-
> > > 
> > > 
> > > Jan  3 19:26:26 VERBOSE[2702] logger.c:   == Using TOS bits 0
> > > Jan  3 19:26:36 WARNING[2701] rtp.c: Unable to set TOS to 184
> > > Jan  3 19:33:01 WARNING[18290] rtp.c: Unable to set TOS to 184
> > > Jan  3 19:37:18 VERBOSE[2702] logger.c:   == Using TOS bits 0
> > > Jan  3 19:37:34 WARNING[2701] rtp.c: Unable to set TOS to 184
> > > Jan  3 19:46:25 VERBOSE[2702] logger.c:   == Using TOS bits 0
> > > Jan  3 19:46:38 WARNING[2701] rtp.c: Unable to set TOS to 184
> > > 
> > > 
> > > Any help would be appreciated as its playing havoc with the call
> > > quality :-(
> > > 
> > > 
> > 
> > Do you run Asterisk as non-root ?
> > On Linux, only root has the default capability to set the high bits of
> > TOS byte.
> > 
> > Armin
> > 
> > 
> > 
> > 
> > 
> Armin,
> 
> Thanks for the response yes, asterisk is running as user 'asterisk':-
> 
> asterisk  2670  2629  0 08:25 ?        00:00:07 /usr/sbin/asterisk -U asterisk
> -G asterisk -vvvg -c
> 
> This is an asterisk at home distribution Version 2.2
> 
> Any idea's how I can runn asterisk as root with asterisk at home ?

Sorry, I don't know anything about asterisk at home. I had the same problem 
with OpenPBX which is also running as non-root.

I managed to inherit the capability 'CAP_NET_ADMIN' which is necessary to
set the high TOS bits. For that I patched locally openpbx. I still have no 
other/better idea.

Armin




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