[Freeswitch-users] codec inheritance in 3pcc mode

[Serge Yuriev]

3pcc is a-priory late neg

-- 
Serge via mobile



-- 
Serge via mobile
> On 22 нояб. 2015 г., at 21:21, Vladimir Getmanshchuk <vladget at gmail.com> wrote:
> 
> 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> 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:
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>> 
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> 
> 
> 
> -- 
> Yours sincerely,
> Vladimir Getmanshchuk
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services: 
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
> 
> Official FreeSWITCH Sites
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