First, some introductory questions:

1. What version of Firefox are you on?
2. When you use Chrome, does it get TURN candidates (look for "relay" in
the SDP).

-Ekr



On Thu, Jul 25, 2013 at 7:29 AM, <[email protected]> wrote:

> I'm trying to get WebRTC working in Firefox.   I have things working in
> Chrome.  The project I am working on is implementing a SIP gateway, and it
> is a little unique in that it treats each of the peers as an Offerer.
>
> The SDP's below are being exchanged between the peers.   I'm using the
> Mozilla STUN server like the AppRTC demo.   When I try to do Chome <--> FF,
> I get the same results.  The webrtc-internals in Chrome shows that the ICE
> connection state never transitions past 'checking'.
>
> My application works fine with Chrome <--> Chrome.  When using FF, I see
> no errors being traced in the console.
>
> Anyone have any ideas on what may be causing my issue?  Also, are there
> any additional debugging tools in FF that I can use to try to diagnose the
> issue?
>
> thanks.
>
> Offer:
>
> v=0
> o=Mozilla-SIPUA-23.0 9508 0 IN IP4 0.0.0.0
> s=SIP Call
> t=0 0
> a=ice-ufrag:2d72d8c1
> a=ice-pwd:4bca6b6d87b277cd588b3f4ac5f71f3f
> a=fingerprint:sha-256
> 82:30:55:18:AA:C0:9E:4B:B4:45:E5:F6:F7:22:53:72:7B:73:B4:55:B3:40:C5:31:5E:19:B6:CD:CE:57:AB:9A
> m=audio 49924 RTP/SAVPF 109 0 8 101
> c=IN IP4 209.43.1.201
> a=rtpmap:109 opus/48000/2
> a=ptime:20
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
> a=rtpmap:101 telephone-event/8000
> a=fmtp:101 0-15
> a=sendrecv
> a=candidate:0 1 UDP 2111832319 172.17.30.226 64603 typ host
> a=candidate:1 1 UDP 1692467199 209.43.1.201 49924 typ srflx raddr
> 172.17.30.226 rport 64603
> a=candidate:0 2 UDP 2111832318 172.17.30.226 64604 typ host
> a=candidate:1 2 UDP 1692467198 209.43.1.201 7193 typ srflx raddr
> 172.17.30.226 rport 64604
> m=video 63409 RTP/SAVPF 120
> c=IN IP4 209.43.1.201
> a=rtpmap:120 VP8/90000
> a=sendrecv
> a=candidate:0 1 UDP 2111832319 172.17.30.226 64605 typ host
> a=candidate:1 1 UDP 1692467199 209.43.1.201 63409 typ srflx raddr
> 172.17.30.226 rport 64605
> a=candidate:0 2 UDP 2111832318 172.17.30.226 64606 typ host
> a=candidate:1 2 UDP 1692467198 209.43.1.201 17519 typ srflx raddr
> 172.17.30.226 rport 64606
> a=rtcp-fb:* nack
> a=rtcp-fb:* ccm fir
>
> Answer:
>
> v=0
> o=Mozilla-SIPUA-23.0 7906 0 IN IP4 0.0.0.0
> s=SIP Call
> t=0 0
> a=ice-ufrag:2b41f466
> a=ice-pwd:ef8a40ea309abe416476df5fa07d3bd4
> a=fingerprint:sha-256
> DC:9D:86:66:05:49:53:BE:5E:57:BC:41:F0:8D:BB:9F:D8:A1:26:A0:90:ED:5D:DE:1C:F8:86:0F:1C:1C:CE:81
> m=audio 41641 RTP/SAVPF 109 0 8 101
> c=IN IP4 209.43.1.201
> a=rtpmap:109 opus/48000/2
> a=ptime:20
> a=rtpmap:0 PCMU/8000
> a=rtpmap:8 PCMA/8000
> a=rtpmap:101 telephone-event/8000
> a=fmtp:101 0-15
> a=sendrecv
> a=candidate:0 1 UDP 2111832319 172.17.30.226 64609 typ host
> a=candidate:1 1 UDP 1692467199 209.43.1.201 41641 typ srflx raddr
> 172.17.30.226 rport 64609
> a=candidate:0 2 UDP 2111832318 172.17.30.226 64610 typ host
> a=candidate:1 2 UDP 1692467198 209.43.1.201 3613 typ srflx raddr
> 172.17.30.226 rport 64610
> m=video 5647 RTP/SAVPF 120
> c=IN IP4 209.43.1.201
> a=rtpmap:120 VP8/90000
> a=sendrecv
> a=candidate:0 1 UDP 2111832319 172.17.30.226 64611 typ host
> a=candidate:1 1 UDP 1692467199 209.43.1.201 5647 typ srflx raddr
> 172.17.30.226 rport 64611
> a=candidate:0 2 UDP 2111832318 172.17.30.226 64612 typ host
> a=candidate:1 2 UDP 1692467198 209.43.1.201 48757 typ srflx raddr
> 172.17.30.226 rport 64612
> a=rtcp-fb:* nack
> a=rtcp-fb:* ccm fir
>
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