[Freeswitch-users] codec inheritance in 3pcc mode

[Vladimir Getmanshchuk]

inherit_codec works only with late negotiation enabled (disabled by default)
https://wiki.freeswitch.org/wiki/Codec_Negotiation#Late_Negotiation_.28requires_param.29

check you sofia profiles for this param.

On Thu, Nov 12, 2015 at 7:03 PM, Serge S. Yuriev <me at nevian.org> wrote:

> I think problem is in function inherit_codec in switch_ivr_originate.c
> It checks codecs from both sides but not taking in account 3pcc mode and
> obviously can't find any matches.
>
>
> On 06/11/15 21:38, Michael Jerris wrote:
>
> do you have the mod loaded for g729?
>
> On Nov 6, 2015, at 12:23 PM, Serge S. Yuriev <me at nevian.org> wrote:
>
> But why? I won't any transcoding, both we and peer supporting g.729.
> But in case of completely independent negotiation we will choose g.722 and
> they g.729.
>
> On 06/11/15 19:31, Sergey Safarov wrote:
>
> Try with PCM codec. G729 may require license in your case.
>
> On Fri, Nov 6, 2015, 19:19 Serge S. Yuriev < <me at nevian.org>me at nevian.org>
> wrote:
>
>> Hello,
>>
>> Our PBX sending INVITEs w/o SDP so we set enable 3pcc=proxy
>> In dialplan I have set inherit_codec=true
>>
>> We receive from peer:
>>
>>     m=audio 43512 RTP/AVP 18 101
>>     a=rtpmap:18 G729/8000
>>     a=fmtp:18 annexb=no
>>     a=rtpmap:101 telephone-event/8000
>>     a=fmtp:101 0-15
>>     a=ptime:20
>>
>>
>> But FS refuses to send this to Caller
>>
>> 2015-11-06 19:00:06.331944 [DEBUG] switch_ivr_originate.c:416 Codec
>> string G729 at 8000h@20i not supported on sofia/internal/12550 at 10.0.64.63,
>> skipping inheritance
>>
>> But why while there is no SDP from A side? PBX definitely supports G729.
>>
>
> --
> Serge S. Yuriev
> Lead VoIP engineer
>
>
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>
> --
> Serge S. Yuriev
> Lead VoIP engineer
>
>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
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> http://confluence.freeswitch.org
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>
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-- 
Yours sincerely,
Vladimir Getmanshchuk
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