[asterisk-users] G.729 codec in pass-thru mode

[Kamlesh Kumar]

Hello Matthew,
 
Call even doesn't go to the ITSP. I tried without AGI script and the results were same.
 
Regards,
Kamlesh
 
> Date: Tue, 28 May 2013 18:32:19 -0500
> From: mroth at imminc.com
> To: asterisk-users at lists.digium.com
> Subject: Re: [asterisk-users] G.729 codec in pass-thru mode
> 
> Kamlesh,
> 
> Please provide SIP traces of both call legs for a failed call.
> 
> Your last message only included a SIP trace of the call leg from the SIP
> softphone to the Asterisk server.  There was no SIP trace for the call leg from
> the Asterisk server to the ITSP and, as shown below, that is probably where the
> answer to your problem can be found.
> 
> First, the call leg from the SIP softphone to the Asterisk server successfully
> negotiated G.729 as the codec:
> 
> > [May 28 11:51:34] Found RTP audio format 18
> > ...
> > [May 28 11:51:34] Capabilities: us - 0x104 (ulaw|g729), peer - audio=0x100 (g729)/video=0x0 (nothing)/text=0x0 (nothing), combined - 0x100 (g729)
> 
> However, the "call.php" AGI script then failed to create the call leg from the
> Asterisk server to the ITSP:
> 
> > [May 28 11:51:34]     -- Executing AGI("SIP/100-0000115f", "call.php")
> > [May 28 11:51:34]     -- Launched AGI Script /var/lib/asterisk/agi-bin/call.php
> > [May 28 11:51:34]     -- AGI Script Executing Application: (Dial) Options: (SIP/yyy.yyy.yyy.yyy/12127773456)
> > [May 28 11:51:34]   == Using SIP RTP CoS mark 5
> > [May 28 11:51:34]     -- Couldn't call yyy.yyy.yyy.yyy/12127773456
> > [May 28 11:51:34] Scheduling destruction of SIP dialog '142182ef20750fda512f8d2b0b071ad6 at xxx.xxx.xxx.xxx' in 32000 ms (Method: INVITE)
> > [May 28 11:51:34]   == Everyone is busy/congested at this time (0:0/0/0)
> > [May 28 11:51:34]     -- <SIP/100-0000115f>AGI Script call.php completed, returning 0
> > [May 28 11:51:34]     -- Auto fallthrough, channel 'SIP/100-0000115f' status is 'CHANUNAVAIL'
> 
> Regards,
> 
> Matthew Roth
> InterMedia Marketing Solutions
> Software Engineer and Systems Developer
> 
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