[SR-Users] 488 Not Acceptable Here when remove codecs with rtcp-fb

[Juha Heinanen]

José Lopes writes:
> Hello Daniel,
> 
> Thanks for your reply.
> 
> On the next link, I put the original SDP from webrtc client and the SDP
> after kamailio that exposes the issue.
> I am using Kamailio version 5.3.3 with sdpops and rtpengine module.
> 
> https://pastebin.com/bYr0AcVT

Perhaps it is this line that the webrtc UAS doesn't like:

  m=audio 18184 RTP/AVP 111 103 104 9 0 8 106 105 13 110 112 113 126

If I remember correctly, webrtc mandates UDP/TLS/RTP/SAVPF media
transport.

-- Juha