[sr-dev] mediaproxy-ng failed to rewrite sdp from jssip ws client

Fri Jul 12 15:09:26 CEST 2013

Richard Fuchs writes:

> It would help to see the SDP from the offer as well, most like the
> problem can be found there. Currently there's a known issue when the
> offer SDP contains multiple streams multiplexed on the same RTP port,
> i.e. audio and video (and also RTCP) on the same port like Chrome does
> it. This isn't trivial to fix in the current code base, but I have a
> more severe rewrite planned that will address this issue. Until then,
> the only workaround is to disable video.

below is both offer and answer.

-- juha

Jul 12 12:00:28 siika mediaproxy-ng[15173]: Got valid command from 127.0.0.1:57610: offer - { "sdp": "v=0#015#012o=- 2436967815 958369258 IN IP4 87.95.11.3#015#012s=-#015#012c=IN IP4 87.95.11.3#015#012t=0 0#015#012a=tool:baresip 0.4.4#015#012m=audio 10696 RTP/AVP 96 97 8 0 101#015#012b=AS:125#015#012a=rtpmap:96 speex/16000#015#012a=fmtp:96 mode="7";vbr=off;cng=on#015#012a=rtpmap:97 speex/8000#015#012a=fmtp:97 mode="7";vbr=off;cng=on#015#012a=rtpmap:8 PCMA/8000#015#012a=rtpmap:0 PCMU/8000#015#012a=rtpmap:101 telephone-event/8000#015#012a=fmtp:101 0-15#015#012a=sendrecv#015#012a=label:1#015#012a=ptime:20#015#012m=video 10230 RTP/AVP 96#015#012b=AS:875#015#012a=rtpmap:96 VP8/90000#015#012a=fmtp:96 max-fs=3600#015#012a=sendrecv#015#012a=label:2#015#012a=framerate:25#015#012a=rtcp-fb:* nack pli#015#012a=content:main#015#012", "replace": [ "session-connection", "origin" ], "transport-protocol": "RTP/SAVPF", "call-id": "7cd288942112dd88", "via-branch": "z9hG4bK779cdf1cf94f5904", "received-from": [ "IP4", "192.98.102.10" ], "from-tag": "fd239c4fb4109af0", "command": "offer" }
Jul 12 12:00:28 siika mediaproxy-ng[15173]: [7cd288942112dd88] Creating new call
Jul 12 12:00:28 siika mediaproxy-ng[15173]: [7cd288942112dd88 - z9hG4bK779cdf1cf94f5904] Opened ports 50292..50293 for RTP
Jul 12 12:00:28 siika mediaproxy-ng[15173]: [7cd288942112dd88 - z9hG4bK779cdf1cf94f5904] Opened ports 50294..50295 for RTP
Jul 12 12:00:28 siika mediaproxy-ng[15173]: [7cd288942112dd88 - z9hG4bK779cdf1cf94f5904] Opened ports 50296..50297 for RTP
Jul 12 12:00:28 siika mediaproxy-ng[15173]: [7cd288942112dd88 - z9hG4bK779cdf1cf94f5904] Opened ports 50298..50299 for RTP
Jul 12 12:00:28 siika mediaproxy-ng[15173]: Returning to SIP proxy: d3:sdp1206:v=0#015#012o=- 2436967815 958369258 IN IP4 192.98.102.10#015#012s=-#015#012c=IN IP4 192.98.102.10#015#012t=0 0#015#012a=tool:baresip 0.4.4#015#012a=ice-lite#015#012m=audio 50292 RTP/SAVPF 96 97 8 0 101#015#012b=AS:125#015#012a=rtpmap:96 speex/16000#015#012a=fmtp:96 mode="7";vbr=off;cng=on#015#012a=rtpmap:97 speex/8000#015#012a=fmtp:97 mode="7";vbr=off;cng=on#015#012a=rtpmap:8 PCMA/8000#015#012a=rtpmap:0 PCMU/8000#015#012a=rtpmap:101 telephone-event/8000#015#012a=fmtp:101 0-15#015#012a=sendrecv#015#012a=label:1#015#012a=ptime:20#015#012a=rtcp:50293#015#012a=crypto:0 AES_CM_128_HMAC_SHA1_80 inline:pB9CbIZPIZRxOIXbZUiHJ4WBYnnA7s3L+/Qjl5EQ#015#012a=ice-ufrag:uvlKhss8#015#012a=ice-pwd:adr3Q012NPZxkjTZzQZ4V8EqEXaT#015#012a=candidate:MKCGbUwuWxN9u6o2 1 UDP 2130706432 192.98.102.10 50292 typ host#015#012a=candidate:MKCGbUwuWxN9u6o2 2 UDP 2130706431 192.98.102.10 50293 typ host#015#012m=video 50296 RTP/SAVPF 96#015#012b=AS:875#015#012a=rtpmap:96 VP8/90000#015#012a=fmtp:96 max-fs=3600#015#012a=sendrecv#015#012a=label:2#015#012a=framerate:25#015#012a=rtcp-fb:* nack pli#015#012a=content:main#015#012a=rtcp:50297#015#012a=crypto:0 AES_CM_128_HMAC_SHA1_80 inline:oYAC65r9uo5d0grkbwfNhcWkaE53P/rgqLZgRqE5#015#012a=ice-ufrag:fvtf2fGB#015#012a=ice-pwd:S5bwfy8Wd3vRxUu3eedXAiQQLj3O#015#012a=candidate:MKCGbUwuWxN9u6o2 1 UDP 2130706432 192.98.102.10 50296 typ host#015#012a=candidate:MKCGbUwuWxN9u6o2 2 UDP 2130706431 192.98.102.10 50297 typ host#015#0126:result2:oke
Jul 12 12:00:28 siika /usr/sbin/sip-proxy[24264]: INFO: ===== set t_on_branch_failure
Jul 12 12:00:28 siika /usr/sbin/sip-proxy[24264]: INFO: Routing INVITE <sip:9vule5f7 at fqc0p8bqqo9n.invalid;transport=ws> to contact via <sip:192.98.102.10:58526;transport=WS>
Jul 12 12:00:33 siika mediaproxy-ng[15173]: Successful STUN binding request on port 50292 from 87.95.11.3:54654
Jul 12 12:00:33 siika mediaproxy-ng[15173]: Successful STUN binding request on port 50293 from 87.95.11.3:41538
Jul 12 12:00:33 siika mediaproxy-ng[15173]: Successful STUN binding request on port 50296 from 87.95.11.3:55064
Jul 12 12:00:33 siika mediaproxy-ng[15173]: Successful STUN binding request on port 50292 from 87.95.11.3:54654
Jul 12 12:00:33 siika mediaproxy-ng[15173]: Successful STUN binding request on port 50293 from 87.95.11.3:41538
...
Jul 12 12:00:35 siika /usr/sbin/sip-proxy[24258]: INFO: ===== making rtpproxy_answer(co2sp)
Jul 12 12:00:35 siika mediaproxy-ng[15173]: Got valid command from 127.0.0.1:37753: answer - { "sdp": "v=0#015#012o=- 7784118477498446372 2 IN IP4 127.0.0.1#015#012s=-#015#012t=0 0#015#012a=msid-semantic: WMS Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1b#015#012m=audio 52768 RTP/SAVPF 0 8 101#015#012c=IN IP4 192.98.102.10#015#012a=rtcp:35156 IN IP4 192.98.102.10#015#012a=candidate:488769141 1 udp 2113937151 192.98.102.10 52768 typ host generation 0#015#012a=candidate:3477369669 1 udp 2113937151 87.95.11.3 54654 typ host generation 0#015#012a=candidate:488769141 2 udp 2113937150 192.98.102.10 35156 typ host generation 0#015#012a=candidate:3477369669 2 udp 2113937150 87.95.11.3 41538 typ host generation 0#015#012a=candidate:1403124357 1 tcp 1509957375 192.98.102.10 0 typ host generation 0#015#012a=candidate:2177339317 1 tcp 1509957375 87.95.11.3 0 typ host generation 0#015#012a=candidate:1403124357 2 tcp 1509957374 192.98.102.10 0 typ host generation 0#015#012a=candidate:2177339317 2 tcp 1509957374 87.95.11.3 0 typ host generation 0#015#012a=ice-ufrag:84M0GoeLawbPRCtI#015#012a=ice-pwd:0d0+xU+T7a4GeeFSWffXH71m#015#012a=sendrecv#015#012a=mid:audio#015#012a=crypto:0 AES_CM_128_HMAC_SHA1_80 inline:QfUiviqGYSIBnQdS/ZRuYKdBdTF11sjOc107mKS8#015#012a=rtpmap:0 PCMU/8000#015#012a=rtpmap:8 PCMA/8000#015#012a=rtpmap:101 telephone-event/8000#015#012a=ssrc:932705198 cname:/crPhms9UoL3P5CY#015#012a=ssrc:932705198 msid:Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1b Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1ba0#015#012a=ssrc:932705198 mslabel:Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1b#015#012a=ssrc:932705198 label:Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1ba0#015#012m=video 35740 RTP/SAVPF 96#015#012c=IN IP4 192.98.102.10#015#012a=rtcp:40599 IN IP4 192.98.102.10#015#012a=candidate:488769141 1 udp 2113937151 192.98.102.10 35740 typ host generation 0#015#012a=candidate:3477369669 1 udp 2113937151 87.95.11.3 55064 typ host generation 0#015#012a=candidate:488769141 2 udp 2113937150 192.98.102.10 40599 typ host generation 0#015#012a=candidate:3477369669 2 udp 2113937150 87.
Jul 12 12:00:35 siika mediaproxy-ng[15173]: [7cd288942112dd88 - z9hG4bK779cdf1cf94f5904] Got LOOKUP, but no usable callstreams found
Jul 12 12:00:35 siika mediaproxy-ng[15173]: Error rewriting SDP
Jul 12 12:00:35 siika mediaproxy-ng[15173]: Protocol error in packet from 127.0.0.1:37753: Error rewriting SDP [d3:sdp2555:v=0#015#012o=- 7784118477498446372 2 IN IP4 127.0.0.1#015#012s=-#015#012t=0 0#015#012a=msid-semantic: WMS Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1b#015#012m=audio 52768 RTP/SAVPF 0 8 101#015#012c=IN IP4 192.98.102.10#015#012a=rtcp:35156 IN IP4 192.98.102.10#015#012a=candidate:488769141 1 udp 2113937151 192.98.102.10 52768 typ host generation 0#015#012a=candidate:3477369669 1 udp 2113937151 87.95.11.3 54654 typ host generation 0#015#012a=candidate:488769141 2 udp 2113937150 192.98.102.10 35156 typ host generation 0#015#012a=candidate:3477369669 2 udp 2113937150 87.95.11.3 41538 typ host generation 0#015#012a=candidate:1403124357 1 tcp 1509957375 192.98.102.10 0 typ host generation 0#015#012a=candidate:2177339317 1 tcp 1509957375 87.95.11.3 0 typ host generation 0#015#012a=candidate:1403124357 2 tcp 1509957374 192.98.102.10 0 typ host generation 0#015#012a=candidate:2177339317 2 tcp 1509957374 87.95.11.3 0 typ host generation 0#015#012a=ice-ufrag:84M0GoeLawbPRCtI#015#012a=ice-pwd:0d0+xU+T7a4GeeFSWffXH71m#015#012a=sendrecv#015#012a=mid:audio#015#012a=crypto:0 AES_CM_128_HMAC_SHA1_80 inline:QfUiviqGYSIBnQdS/ZRuYKdBdTF11sjOc107mKS8#015#012a=rtpmap:0 PCMU/8000#015#012a=rtpmap:8 PCMA/8000#015#012a=rtpmap:101 telephone-event/8000#015#012a=ssrc:932705198 cname:/crPhms9UoL3P5CY#015#012a=ssrc:932705198 msid:Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1b Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1ba0#015#012a=ssrc:932705198 mslabel:Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1b#015#012a=ssrc:932705198 label:Eu5Sypk7W9nqcEJTwC2L8NseDJ5errAYzo1ba0#015#012m=video 35740 RTP/SAVPF 96#015#012c=IN IP4 192.98.102.10#015#012a=rtcp:40599 IN IP4 192.98.102.10#015#012a=candidate:488769141 1 udp 2113937151 192.98.102.10 35740 typ host generation 0#015#012a=candidate:3477369669 1 udp 2113937151 87.95.11.3 55064 typ host generation 0#015#012a=candidate:488769141 2 udp 2113937150 192.98.102.10 40599 typ host generation 0#015#012a=candidate:3477369669 
Jul 12 12:00:35 siika mediaproxy-ng[15173]: Returning to SIP proxy: d6:result5:error12:error-reason19:Error rewriting SDPe
Jul 12 12:00:35 siika /usr/sbin/sip-proxy[24258]: ERROR: rtpproxy-ng [rtpproxy.c:1343]: rtpp_function_call(): proxy replied with error: Error rewriting SDP