In declined media streams, all attributes except the 'c' line should be dropped. This shows the 'b' line still. <--- Received SIP request (6262 bytes) from TLS:2606:4100:3880:2520::8:3:33008 ---> INVITE sip:200@digium-test-01.digium.sipit.net SIP/2.0 Via: SIP/2.0/TLS alan1.pexip.sipit.net:5061;branch=z9hG4bKpSfLIRPV2ZgXNzcGWhDl5kqKtsrve8jA;rport From: "meet.alan" ;tag=Q8nBcYZ9IJkvEmCe To: CSeq: 1270243240 INVITE Call-ID: 36baf46d-79bd-48fc-bc8a-a71d54beeab5 User-Agent: Pexip Infinity Conferencing Platform/7 (19748.0.0) Supported: categoryList,adhoclist,sdp-anat Allow: INVITE,ACK,OPTIONS,CANCEL,BYE,REGISTER,INFO,SUBSCRIBE,NOTIFY Max-Forwards: 70 Contact: ;isfocus;+sip.ice Content-Type: application/sdp Content-Length: 5577 v=0 o=- 1412322884 1412322885 IN IP4 127.0.0.1 s=- c=IN IP4 132.177.253.37 b=AS:3796 t=0 0 m=audio 40102 RTP/AVP 97 101 102 103 104 105 106 107 108 109 9 18 0 8 125 99 c=IN IP4 132.177.253.37 a=rtpmap:97 MP4A-LATM/90000 a=fmtp:97 profile-level-id=24;object=23;bitrate=64000 a=rtpmap:101 opus/48000/2 a=rtpmap:102 SIREN14/16000 a=fmtp:102 bitrate=48000 a=rtpmap:103 SIREN14/16000 a=fmtp:103 bitrate=32000 a=rtpmap:104 SIREN14/16000 a=fmtp:104 bitrate=24000 a=rtpmap:105 G7221/32000 a=fmtp:105 bitrate=48000 a=rtpmap:106 G7221/32000 a=fmtp:106 bitrate=32000 a=rtpmap:107 G7221/32000 a=fmtp:107 bitrate=24000 a=rtpmap:108 G7221/16000 a=fmtp:108 bitrate=32000 a=rtpmap:109 G7221/16000 a=fmtp:109 bitrate=24000 a=rtpmap:9 G722/8000 a=rtpmap:18 G729/8000 a=fmtp:18 annexb=yes a=rtpmap:0 PCMU/8000 a=rtpmap:8 PCMA/8000 a=rtpmap:125 ulpfec/90000 a=rtpmap:99 telephone-event/8000 a=fmtp:99 0-15 a=rtcp:40103 IN IP4 132.177.253.37 a=sendrecv a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:gka1JCPnCZ9MwnC1un85G34yP95AyHJhbjApGnQ/|2^48 a=crypto:2 AES_CM_128_HMAC_SHA1_80 inline:gka1JCPnCZ9MwnC1un85G34yP95AyHJhbjApGnQ/|2^48 UNENCRYPTED_SRTCP a=candidate:1 1 udp 2044723199 132.177.253.37 40102 typ host a=candidate:1 2 udp 2044723198 132.177.253.37 40103 typ host a=candidate:4 1 udp 1038090239 132.177.253.4 24000 typ relay raddr 132.177.253.37 rport 40102 a=candidate:4 2 udp 1038090238 132.177.253.4 24001 typ relay raddr 132.177.253.37 rport 40103 a=candidate:2 1 udp 2044722943 2606:4100:3880:2520::8:3 40102 typ host a=candidate:2 2 udp 2044722942 2606:4100:3880:2520::8:3 40103 typ host a=ice-ufrag:C/3Y a=ice-pwd:yepNKgVjgHr5a7NkekFiB3 m=video 40104 RTP/AVP 97 98 101 102 99 123 34 124 125 c=IN IP4 132.177.253.37 b=TIAS:3732480 a=rtpmap:97 H264/90000 a=fmtp:97 profile-level-id=428014;max-br=3732;max-mbps=245760;max-fs=8192;max-smbps=245760;max-fps=3000 a=rtpmap:98 H264/90000 a=fmtp:98 profile-level-id=428014;max-br=3732;max-mbps=245760;max-fs=8192;max-smbps=245760;max-fps=3000;packetization-mode=1 a=rtpmap:101 H264/90000 a=fmtp:101 profile-level-id=42c014;max-br=3732;max-mbps=245760;max-fs=8192;max-smbps=245760;max-fps=3000 a=rtpmap:102 H264/90000 a=fmtp:102 profile-level-id=42c014;max-br=3732;max-mbps=245760;max-fs=8192;max-smbps=245760;max-fps=3000;packetization-mode=1 a=rtpmap:99 H263-1998/90000 a=fmtp:99 custom=512,288,1;cif=1;qcif=1;maxbr=10880 a=rtpmap:123 VP8/90000 a=fmtp:123 max-fs=3600;max-fr=30 a=rtpmap:34 H263/90000 a=fmtp:34 cif=1;qcif=1;maxbr=10880 a=rtpmap:124 red/90000 a=rtpmap:125 ulpfec/90000 a=rtcp:40105 IN IP4 132.177.253.37 a=rtcp-fb:* nack pli a=rtcp-fb:* nack a=sendrecv a=content:main a=label:11 a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:EFmX5mwZNUR0XIFsVqilwrPmVw9DQhh5GCYh/hUF|2^48 a=crypto:2 AES_CM_128_HMAC_SHA1_80 inline:EFmX5mwZNUR0XIFsVqilwrPmVw9DQhh5GCYh/hUF|2^48 UNENCRYPTED_SRTCP a=candidate:1 1 udp 2044723199 132.177.253.37 40104 typ host a=candidate:1 2 udp 2044723198 132.177.253.37 40105 typ host a=candidate:4 1 udp 1038090239 132.177.253.4 24002 typ relay raddr 132.177.253.37 rport 40104 a=candidate:4 2 udp 1038090238 132.177.253.4 24003 typ relay raddr 132.177.253.37 rport 40105 a=candidate:2 1 udp 2044722943 2606:4100:3880:2520::8:3 40104 typ host a=candidate:2 2 udp 2044722942 2606:4100:3880:2520::8:3 40105 typ host a=ice-ufrag:RffZ a=ice-pwd:xx6JDzMpjQEGrOkaBBrOQh m=video 40106 RTP/AVP 97 98 101 102 99 123 34 125 c=IN IP4 132.177.253.37 b=TIAS:3732480 a=rtpmap:97 H264/90000 a=fmtp:97 profile-level-id=428014;max-br=3732;max-mbps=245760;max-fs=8192;max-smbps=245760;max-fps=3000 a=rtpmap:98 H264/90000 a=fmtp:98 profile-level-id=428014;max-br=3732;max-mbps=245760;max-fs=8192;max-smbps=245760;max-fps=3000;packetization-mode=1 a=rtpmap:101 H264/90000 a=fmtp:101 profile-level-id=42c014;max-br=3732;max-mbps=245760;max-fs=8192;max-smbps=245760;max-fps=3000 a=rtpmap:102 H264/90000 a=fmtp:102 profile-level-id=42c014;max-br=3732;max-mbps=245760;max-fs=8192;max-smbps=245760;max-fps=3000;packetization-mode=1 a=rtpmap:99 H263-1998/90000 a=fmtp:99 custom=1024,768,1;custom=800,600,1;custom=640,480,1;cif=1;qcif=1;maxbr=10880 a=rtpmap:123 VP8/90000 a=fmtp:123 max-fs=3600;max-fr=30 a=rtpmap:34 H263/90000 a=fmtp:34 cif=1;qcif=1;maxbr=10880 a=rtpmap:125 ulpfec/90000 a=rtcp:40107 IN IP4 132.177.253.37 a=rtcp-fb:* nack pli a=rtcp-fb:* nack a=sendrecv a=content:slides a=label:12 a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:j4p9D4c7w9ax5MnyqcU/DdWvo5hTHPB8SjaRH45y|2^48 a=crypto:2 AES_CM_128_HMAC_SHA1_80 inline:j4p9D4c7w9ax5MnyqcU/DdWvo5hTHPB8SjaRH45y|2^48 UNENCRYPTED_SRTCP a=candidate:1 1 udp 2044723199 132.177.253.37 40106 typ host a=candidate:1 2 udp 2044723198 132.177.253.37 40107 typ host a=candidate:4 1 udp 1038090239 132.177.253.4 24004 typ relay raddr 132.177.253.37 rport 40106 a=candidate:4 2 udp 1038090238 132.177.253.4 24005 typ relay raddr 132.177.253.37 rport 40107 a=candidate:2 1 udp 2044722943 2606:4100:3880:2520::8:3 40106 typ host a=candidate:2 2 udp 2044722942 2606:4100:3880:2520::8:3 40107 typ host a=ice-ufrag:PZj+ a=ice-pwd:wro7MqOi3HVKD/K7JkJgtr m=application 40108 UDP/BFCP * c=IN IP4 132.177.253.37 a=userid:3383 a=bfcpver:1 a=floorctrl:s-only a=floorid:8775 mstrm:12 a=confid:976166491 a=candidate:1 1 udp 2044723199 132.177.253.37 40108 typ host a=candidate:4 1 udp 1038090239 132.177.253.4 24006 typ relay raddr 132.177.253.37 rport 40108 a=candidate:2 1 udp 2044722943 2606:4100:3880:2520::8:3 40108 typ host a=ice-ufrag:/0zV a=ice-pwd:wBI9M1TwXzTaT5pm8DBS3f <--- Transmitting SIP response (434 bytes) to TLS:2606:4100:3880:2520::8:3:33008 ---> SIP/2.0 100 Trying Via: SIP/2.0/TLS alan1.pexip.sipit.net:5061;rport;received=2606:4100:3880:2520::8:3;branch=z9hG4bKpSfLIRPV2ZgXNzcGWhDl5kqKtsrve8jA Call-ID: 36baf46d-79bd-48fc-bc8a-a71d54beeab5 From: "meet.alan" ;tag=Q8nBcYZ9IJkvEmCe To: CSeq: 1270243240 INVITE Server: Asterisk PBX SVN-group-asterisk-13-sipit-URL:-r424336M Content-Length: 0 -- Executing [200@sipit:1] NoOp("PJSIP/meet.alan-00000009", "") in new stack -- Executing [200@sipit:2] Goto("PJSIP/meet.alan-00000009", "sipit-ivr,menu,1") in new stack -- Goto (sipit-ivr,menu,1) -- Executing [menu@sipit-ivr:1] NoOp("PJSIP/meet.alan-00000009", "") in new stack -- Executing [menu@sipit-ivr:2] Answer("PJSIP/meet.alan-00000009", "") in new stack <--- Transmitting SIP response (1588 bytes) to TLS:2606:4100:3880:2520::8:3:33008 ---> SIP/2.0 200 OK Via: SIP/2.0/TLS alan1.pexip.sipit.net:5061;rport;received=2606:4100:3880:2520::8:3;branch=z9hG4bKpSfLIRPV2ZgXNzcGWhDl5kqKtsrve8jA Call-ID: 36baf46d-79bd-48fc-bc8a-a71d54beeab5 From: "meet.alan" ;tag=Q8nBcYZ9IJkvEmCe To: ;tag=c3520efe-4c5e-4873-97fb-acf88870624e CSeq: 1270243240 INVITE Server: Asterisk PBX SVN-group-asterisk-13-sipit-URL:-r424336M Contact: Allow: OPTIONS, SUBSCRIBE, NOTIFY, PUBLISH, INVITE, ACK, BYE, CANCEL, UPDATE, PRACK, REGISTER, MESSAGE, REFER Supported: 100rel, timer, replaces, norefersub Content-Type: application/sdp Content-Length: 862 v=0 o=- 1412322884 1412322887 IN IP4 132.177.253.25 s=Asterisk c=IN IP4 2606:4100:3880:2520::6:1 t=0 0 m=audio 28662 RTP/AVP 9 0 8 99 c=IN IP4 2606:4100:3880:2520::6:1 a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:K2esMQfj3cGO2oS8vmc0eoHJldHq43Nb/83A3Ll4 a=rtpmap:9 G722/8000 a=rtpmap:0 PCMU/8000 a=rtpmap:8 PCMA/8000 a=rtpmap:99 telephone-event/8000 a=fmtp:99 0-16 a=ptime:20 a=maxptime:150 a=sendrecv m=video 16224 RTP/AVP 97 c=IN IP4 2606:4100:3880:2520::6:1 a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:qXik/NUXqZOAFZQpi2f4GqYKtaWUJ1A95gSEI5AN a=rtpmap:97 H264/90000 a=fmtp:97 max-mbps=245760;max-fs=8192;max-br=3732;max-smbps=245760;max-fps=3000;profile-level-id=428014 a=sendrecv m=video 0 RTP/AVP 97 98 101 102 99 123 34 125 c=IN IP4 2606:4100:3880:2520::6:1 b=TIAS:3732480 m=application 0 UDP/BFCP * c=IN IP4 2606:4100:3880:2520::6:1 <--- Received SIP request (696 bytes) from TLS:2606:4100:3880:2520::8:3:33008 ---> ACK sip:[2606:4100:3880:2520::6:1]:5061;transport=TLS SIP/2.0 Via: SIP/2.0/TLS alan1.pexip.sipit.net:5061;branch=z9hG4bKy7BGTquWLAjYIkN4wXdehDtO93MlF6c8;rport From: "meet.alan" ;tag=Q8nBcYZ9IJkvEmCe To: ;tag=c3520efe-4c5e-4873-97fb-acf88870624e CSeq: 1270243240 ACK Call-ID: 36baf46d-79bd-48fc-bc8a-a71d54beeab5 User-Agent: Pexip Infinity Conferencing Platform/7 (19748.0.0) Supported: categoryList,adhoclist,sdp-anat Allow: INVITE,ACK,OPTIONS,CANCEL,BYE,REGISTER,INFO,SUBSCRIBE,NOTIFY Max-Forwards: 70 Contact: ;isfocus;+sip.ice Content-Length: 0