Testing pj with X-Lite. Codecs problem

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On Tue, Feb 9, 2010 at 12:30 PM, Nikolay Popok <nikolay.popok at gmail.com> wrote:
> Hi guys. I'm testing my application with X-Lite and have a problem.
> When i call to X-Lite my INVITE has:
> s=pjmedia
> c=IN IP4 213.192.59.91
> t=0 0
> a=X-nat:0
> m=audio 44958 RTP/AVP 8 0 3 101
> a=rtcp:9002 IN IP4 192.168.1.109
> a=rtpmap:8 PCMA/8000
> a=rtpmap:0 PCMU/8000
> a=rtpmap:3 GSM/8000
> a=sendrecv
> a=rtpmap:101 telephone-event/8000
> a=fmtp:101 0-15
> a=zrtp-hash:1.10
> ab7dae0fdc35281e85a55ea8d06943f1e9bcdd6f3f1c582938e85dfdc1dc33f2
>
> SDP in X-lite's OK:
> s=CounterPath X-Lite 3.0
> c=IN IP4 195.189.201.65
> t=0 0
> m=audio 33462 RTP/AVP 8 0 3 101
> a=fmtp:101 0-15
> a=rtpmap:101 telephone-event/8000
> a=sendrecv
>
> After that X-lite sends PCMU, my application sends PCMA. But pjlib drops
> incoming packets, because payload type in RTP is wrong.
> Is there any way to get rid of dropping? Or this is X-lite's bug?
> Thanks.
>
> PS. if X-lite initiates call, everything is fine, because pj informs what
> codec it's going to use.
>

This is a known issue, see: http://trac.pjsip.org/repos/ticket/476



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