[asterisk-users] My G729 problem re-visited

[Julio Arruda]

How many licenses you have (show g729 should give you this info)


Scott Moseman wrote:
> Gateway sends Asterisk an INVITE (using g729)
> Asterisk sends Phone an INVITE (using g711 or g729)
> Phone sends Asterisk an OK (using g711)
> Asterisk sends Gateway an OK (with no RTP choice)
> Gateways ends the conversation
> 
> I can setup the Phone to use g729 and it will reply with an OK for
> g729, but the OK to the Gateway will still stay empty.  Only when I
> enable g711 on the Gateway will this work.  I have experienced this on
> 2 different models of gateways so far.
> 
> I included my config for both the Gateway and the Phone in my original
> message, hoping that maybe I was configuring the Gateway wrong in
> Asterisk?  But no one has said anything so I'm assuming its okay.
> 
> Phone (g729) to Phone (g729) works
> Phone (anything) to Gateway (g711) works
> Phone (anything) to Gateway (g729) does NOT work
> 
> I'm licensed for g729 (although I'm told I should not need it for pass
> through).  And it will transcode when the phone is g729 and the
> gateway is g711.  But for whatever reason I can't use g729 on the
> gateway side of the calling process?
> 
> Thanks,
> Scott
> 
> 
> 
> On 10/12/07, Power, Paul C. <ppower at oneeighty.com> wrote:
>> Is the call being dropped or is Asterisk takng a core dump?
>>
>> I have core dump issues with g729 and asterisk 1.4.11, but my set up is
>> a little different than yours...
>>
>>
>>> -----Original Message-----
>>> From: Scott Moseman
>>> Sent: Friday, October 12, 2007 10:22 AM
>>> To: Asterisk Users Mailing List - Non-Commercial Discussion
>>> Subject: Re: [asterisk-users] My G729 problem re-visited
>>>
>>> No ideas on this one from anyone?  I suppose I'm going to
>>> need to pay for some Digium support because this is a really
>>> unusual problem.
>>> Does anyone else have a gateway that speaks g729 to Asterisk
>>> and works?  For whatever reason, Asterisk refuses to reply
>>> back to any of my gateways using g729.  Phone (g729) to phone
>>> (g729) works.  Phone
>>> (g729) to Asterisk to gateway (g711) works.  But attempt g729
>>> between Asterisk and a gateway and it fails -- every time.
>>> Asterisk responds to the gateway but never includes any
>>> codecs in the packet, unless it's g711.  My configurations
>>> are shown below.
>>>
>>> Thanks,
>>> Scott
>>>
>>>
>>> On 9/26/07, Scott Moseman <scmoseman at gmail.com> wrote:
>>>> Ok, I built a test system to duplicate my problem and
>>> provide myself a
>>>> platform that I can mess around with to try and break any features.
>>>> My problem is G729 pass-through from a gateway to a phone.
>>> I think I
>>>> even have transcoding working, which makes me more confused
>>> on what's
>>>> wrong with my pass-through. It must be a configuration issue.
>>>>
>>>> The basics...
>>>>
>>>> *CLI> core show version
>>>> Asterisk 1.4.11 built by root @ fwd-tst02 on a i686 running Linux
>>>>
>>>> *CLI> show modules like 723
>>>> Module Description Use Count
>>>> codec_g723.so G.723.1 Coder/Decoder 0
>>>> format_g723.so G.723.1 Simple Timestamp File Format 0
>>>>
>>>> *CLI> show modules like 729
>>>> Module Description Use Count
>>>> codec_g729.so G.729 Coder/Decoder 0
>>>> format_g729.so Raw G729 data 0
>>>>
>>>> *CLI> show translation
>>>> [truncated]
>>>> g723 gsm ulaw alaw g726aal2 adpcm slin lpc10 g729 speex
>>> ilbc g726 g722
>>>> ulaw 5 2 - 1 2 2 1 3 7 - 11 2 - alaw 5 2 1 - 2 2 1 3 7 - 11 2 -
>>>> g729 5 2 2 2 2 2 1 3 - - 11 2 -
>>>>
>>>> The configuration...
>>>>
>>>> [gateway]
>>>> type=friend
>>>> host=gateway
>>>> context=default-inbound
>>>> disallow=all
>>>> allow=g729
>>>>
>>>> [phone]
>>>> type=friend
>>>> context=sip
>>>> host=dynamic
>>>> username=phone
>>>> secret=scott
>>>> dtmfmode=RFC2833
>>>> disallow=all
>>>> allow=g729
>>>> callerid=Scott
>>>> qualify=yes
>>>> canreinvite=no
>>>>
>>>> exten => 1266,1,Dial(SIP/[number],30,t) exten => 1266,2,Congestion
>>>>
>>>> exten => 1266,1,Dial(SIP/[number],30)
>>>> exten => 1266,2,Congestion
>>>>
>>>> (The same results using both of the above dialplans...)
>>>>
>>>> The environment...
>>>>
>>>> PSTN -> Gateway -> Asterisk -> Phone
>>>>
>>>> What I'm seeing works...
>>>>
>>>> With the gateway setup to send both G711 and G729, it sends
>>> an INVITE
>>>> which includes both G711 and G729 codecs. Asterisk sends an
>>> INVITE to
>>>> my phone with only G729. The call is made and there's a
>>> conversation
>>>> in G711 with the gateway and G729 with the phone. I assume
>>> this means
>>>> Asterisk is transcoding.
>>>>
>>>> What I"m seeing fails...
>>>>
>>>> With the gateway setup to send only G729, it sends an INVITE to
>>>> Asterisk which includes only G729. Asterisk send an INVITE to the
>>>> phone using G729, too. The 200 OK from the phone to the Asterisk
>>>> includes G729. The 200 OK going from Asterisk to the
>>> gateway doesn't
>>>> include ANY codec. The call is dropped the moment I pickup
>>> the phone
>>>> to answer the call.
>>>>
>>>> My question...
>>>>
>>>> Why does Asterisk not want to respond to my gateway in G729?
>>>> Even if the gateway requests it, Asterisk seems to just ignore it.
>>>> From the transcoding call, and phone to phone G729 calls, I
>>> have proof
>>>> that Asterisk knows how to handle G729 calls.
>>>>
>>>> Where do I go from here???
>>>>
>>>> Thanks,
>>>> Scott
>>>>
> 
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