[SR-Users] Kamailio + FreeSwitch + WebRTC

[Daniel Tryba]

On Fri, Jun 15, 2018 at 08:21:56AM +0000, Pan Christensen wrote:
> > I based my
> > test on https://github.com/havfo/WEBRTC-to-
> > SIP/blob/master/etc/kamailio/kamailio.cfg
> > but I blamed my failure on an old rtpengine :)
> 
> You need to add 'SDES-off' to the rtpengine_manage strings for calls going to WebRTC. Most browsers don't support fallback to SDES (anymore) and will reject the call if both DTLS and SDES are offered.

IIRC the problem I had was that going from RTP to SRTP, there was no key
exchange in SDP (a=crypto) being added by rtpengine. I'll look into this
again in the near future.