WebRTC Internals

Session Statistics

[ 2147483910 ] https://www.facebook.com/videocall/incall/?peer_id=499831691&call_id=3546178279&is_caller=t (closed) 15:48:35 GMT-0700 (PDT)

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PeerConnection ID: 1520894886588888 (id=2147483910 url=https://www.facebook.com/videocall/incall/?peer_id=499831691&call_id=3546178279&is_caller=t

ICE Stats

Trickled candidates (arriving after answer) are highlighted in blue
Local Candidate	Remote Candidate	ICE State	Priority	Nominated	Selected
172.27.68.166:61438/udp(host)	157.240.22.48:55590/udp(relayed)	failed	144149272885592580	false	false
157.240.22.48:40218/udp(relayed-udp)	157.240.22.48:55590/udp(relayed)	succeeded	144149268825521660	true	true
157.240.22.48:49845/udp(relayed-tcp)	157.240.22.48:55590/udp(relayed)	succeeded	35219552233078270	true	false
157.240.22.48:41024/udp(relayed-tcp)	157.240.22.48:55590/udp(relayed)	succeeded	35219552233078270	true	false

ICE restarts: 0

ICE rollbacks: 0

All Raw Candidates

▼ show raw candidates

Raw Local Candidate	Raw Remote Candidate
host(IP4:172.27.68.166:57273/TCP) active	candidate:3452778097 1 udp 33562367 157.240.22.48 55590 typ relay raddr 157.240.22.48 rport 55590 generation 0 network-id 467 network-cost 10
host(IP4:172.27.68.166:61438/UDP)
host(IP6:[2620:10d:c083:1409:7585:c63d:ba68:1340]:53719/TCP) active
host(IP6:[2620:10d:c083:1409:7585:c63d:ba68:1340]:62190/UDP)
host(IP6:[2620:10d:c083:1409:864:2e28:67ad:4dd]:56062/TCP) active
host(IP6:[2620:10d:c083:1409:864:2e28:67ad:4dd]:62189/UDP)
turn-relay(IP4:172.27.68.166:0/TCP\|IP4:157.240.22.48:41024/UDP)
turn-relay(IP4:172.27.68.166:0/TCP\|IP4:157.240.22.48:49845/UDP)
turn-relay(IP4:172.27.68.166:61438/UDP\|IP4:157.240.22.48:40218/UDP)

SDP

Local SDP (Offer)

v=0
o=mozilla...THIS_IS_SDPARTA-59.0 4616776972974307198 0 IN IP4 0.0.0.0
s=-
t=0 0
a=sendrecv
a=fingerprint:sha-256 1E:A6:62:70:52:54:C8:48:95:2F:21:36:0D:F7:83:CC:BD:0D:10:CB:C0:2E:7E:14:35:F1:4F:ED:7E:38:99:11
a=group:BUNDLE audio video
a=ice-options:trickle fb-force-5245
a=msid-semantic:WMS *
m=audio 40218 RTP/SAVPF 109 9 0 8 101
c=IN IP4 157.240.22.48
a=candidate:0 1 UDP 2122187007 2620:10d:c083:1409:864:2e28:67ad:4dd 62189 typ host
a=candidate:2 1 UDP 2122252543 2620:10d:c083:1409:7585:c63d:ba68:1340 62190 typ host
a=candidate:4 1 UDP 2122121471 172.27.68.166 61438 typ host
a=candidate:8 1 TCP 2105458943 2620:10d:c083:1409:864:2e28:67ad:4dd 9 typ host tcptype active
a=candidate:9 1 TCP 2105524479 2620:10d:c083:1409:7585:c63d:ba68:1340 9 typ host tcptype active
a=candidate:10 1 TCP 2105393407 172.27.68.166 9 typ host tcptype active
a=candidate:0 2 UDP 2122187006 2620:10d:c083:1409:864:2e28:67ad:4dd 61439 typ host
a=candidate:2 2 UDP 2122252542 2620:10d:c083:1409:7585:c63d:ba68:1340 61440 typ host
a=candidate:4 2 UDP 2122121470 172.27.68.166 57516 typ host
a=candidate:8 2 TCP 2105458942 2620:10d:c083:1409:864:2e28:67ad:4dd 9 typ host tcptype active
a=candidate:9 2 TCP 2105524478 2620:10d:c083:1409:7585:c63d:ba68:1340 9 typ host tcptype active
a=candidate:10 2 TCP 2105393406 172.27.68.166 9 typ host tcptype active
a=candidate:7 1 UDP 92086015 157.240.22.48 40218 typ relay raddr 157.240.22.48 rport 40218
a=candidate:7 2 UDP 92086014 157.240.22.48 41017 typ relay raddr 157.240.22.48 rport 41017
a=candidate:12 1 UDP 8200191 157.240.22.48 41024 typ relay raddr 157.240.22.48 rport 41024
a=candidate:11 1 UDP 8200191 157.240.22.48 49845 typ relay raddr 157.240.22.48 rport 49845
a=candidate:12 2 UDP 8200190 157.240.22.48 47852 typ relay raddr 157.240.22.48 rport 47852
a=candidate:11 2 UDP 8200190 157.240.22.48 50356 typ relay raddr 157.240.22.48 rport 50356
a=sendrecv
a=end-of-candidates
a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level
a=fmtp:109 maxplaybackrate=48000;stereo=1;useinbandfec=1
a=fmtp:101 0-15
a=ice-pwd:cde4e21553e2cdec4311719a16e15b6d
a=ice-ufrag:264e8c65
a=mid:audio
a=msid:{2a43f36b-6752-0c40-b16e-05e06a11301e} {fbeaac27-48b4-b04a-b916-4a9e275cc487}
a=rtcp:41017 IN IP4 157.240.22.48
a=rtcp-mux
a=rtpmap:109 opus/48000/2
a=rtpmap:9 G722/8000/1
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=setup:actpass
a=ssrc:1139805870 cname:{bf915286-051b-694c-8705-8ce60db7f1a3}
m=video 40218 RTP/SAVPF 120 121
c=IN IP4 157.240.22.48
a=candidate:0 1 UDP 2122187007 2620:10d:c083:1409:864:2e28:67ad:4dd 57517 typ host
a=candidate:2 1 UDP 2122252543 2620:10d:c083:1409:7585:c63d:ba68:1340 57518 typ host
a=candidate:4 1 UDP 2122121471 172.27.68.166 56610 typ host
a=candidate:8 1 TCP 2105458943 2620:10d:c083:1409:864:2e28:67ad:4dd 9 typ host tcptype active
a=candidate:9 1 TCP 2105524479 2620:10d:c083:1409:7585:c63d:ba68:1340 9 typ host tcptype active
a=candidate:10 1 TCP 2105393407 172.27.68.166 9 typ host tcptype active
a=candidate:0 2 UDP 2122187006 2620:10d:c083:1409:864:2e28:67ad:4dd 56611 typ host
a=candidate:2 2 UDP 2122252542 2620:10d:c083:1409:7585:c63d:ba68:1340 56612 typ host
a=candidate:4 2 UDP 2122121470 172.27.68.166 56008 typ host
a=candidate:8 2 TCP 2105458942 2620:10d:c083:1409:864:2e28:67ad:4dd 9 typ host tcptype active
a=candidate:9 2 TCP 2105524478 2620:10d:c083:1409:7585:c63d:ba68:1340 9 typ host tcptype active
a=candidate:10 2 TCP 2105393406 172.27.68.166 9 typ host tcptype active
a=candidate:7 1 UDP 92086015 157.240.22.48 52231 typ relay raddr 157.240.22.48 rport 52231
a=candidate:11 1 UDP 8200191 157.240.22.48 45819 typ relay raddr 157.240.22.48 rport 45819
a=candidate:12 1 UDP 8200191 157.240.22.48 56230 typ relay raddr 157.240.22.48 rport 56230
a=candidate:7 2 UDP 92086014 157.240.22.48 40962 typ relay raddr 157.240.22.48 rport 40962
a=candidate:11 2 UDP 8200190 157.240.22.48 46313 typ relay raddr 157.240.22.48 rport 46313
a=candidate:12 2 UDP 8200190 157.240.22.48 41528 typ relay raddr 157.240.22.48 rport 41528
a=sendrecv
a=extmap:1 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time
a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
a=fmtp:120 max-fs=12288;max-fr=60
a=fmtp:121 max-fs=12288;max-fr=60
a=ice-pwd:cde4e21553e2cdec4311719a16e15b6d
a=ice-ufrag:264e8c65
a=mid:video
a=msid:{2a43f36b-6752-0c40-b16e-05e06a11301e} {7af80c19-a92e-b043-bf13-3b860e619dd8}
a=rtcp:40962 IN IP4 157.240.22.48
a=rtcp-fb:120 nack
a=rtcp-fb:120 nack pli
a=rtcp-fb:120 ccm fir
a=rtcp-fb:120 goog-remb
a=rtcp-fb:121 nack
a=rtcp-fb:121 nack pli
a=rtcp-fb:121 ccm fir
a=rtcp-fb:121 goog-remb
a=rtcp-mux
a=rtpmap:120 VP8/90000
a=rtpmap:121 VP9/90000
a=setup:actpass
a=ssrc:1701769983 cname:{bf915286-051b-694c-8705-8ce60db7f1a3}

Remote SDP (Answer)

v=0
o=- 949688846844612939 2 IN IP4 127.0.0.1
s=-
t=0 0
a=sendrecv
a=group:BUNDLE audio video
a=msid-semantic:WMS stream_label
m=audio 1 RTP/SAVPF 109
c=IN IP4 0.0.0.0
a=candidate:3452778097 1 udp 33562367 157.240.22.48 55590 typ relay raddr 157.240.22.48 rport 55590 generation 0 network-id 467 network-cost 10
a=sendrecv
a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level
a=fingerprint:sha-256 37:59:BE:5C:BD:C8:69:6F:65:2B:8B:8F:6D:80:80:24:0D:17:F8:7D:F4:2F:85:01:82:19:FB:76:A7:54:A3:2D
a=ice-options:fb-force-5245 fb-force-5245
a=ice-pwd:FIGM4HH0tv1MiIoAvSfXL1pE
a=ice-ufrag:HbpSey+sIVu8TKP0
a=mid:audio
a=rtcp:1 IN IP4 0.0.0.0
a=rtcp-mux
a=rtpmap:109 opus/48000/2
a=ssrc:2476056416 cname:tAKfx
a=ssrc:2476056416 msid:stream_label 11086470986027822673
a=ssrc:2476056416 mslabel:stream_label
a=ssrc:2476056416 label:11086470986027822673
m=video 1 RTP/SAVPF 120
c=IN IP4 0.0.0.0
a=sendrecv
a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
a=fingerprint:sha-256 37:59:BE:5C:BD:C8:69:6F:65:2B:8B:8F:6D:80:80:24:0D:17:F8:7D:F4:2F:85:01:82:19:FB:76:A7:54:A3:2D
a=ice-options:fb-force-5245 fb-force-5245
a=ice-pwd:FIGM4HH0tv1MiIoAvSfXL1pE
a=ice-ufrag:HbpSey+sIVu8TKP0
a=mid:video
a=rtcp:1 IN IP4 0.0.0.0
a=rtcp-fb:120 goog-remb
a=rtcp-fb:120 nack
a=rtcp-fb:120 ccm fir
a=rtcp-mux
a=rtpmap:120 VP8/90000
a=ssrc:91986965 cname:tAKfx
a=ssrc:91986965 msid:stream_label 6929295619684816808
a=ssrc:91986965 mslabel:stream_label
a=ssrc:91986965 label:6929295619684816808

RTP Stats

outbound_rtcp_video_1

Local: 21:43:35 GMT-0800 (PST) inbound-rtp SSRC: 1701769983

inbound_rtp_audio_2

Local: 15:48:35 GMT-0700 (PDT) inbound-rtp SSRC: 0

inbound_rtp_video_3

Local: 15:48:35 GMT-0700 (PDT) inbound-rtp SSRC: 91986965

outbound_rtp_audio_0

Local: 15:48:35 GMT-0700 (PDT) outbound-rtp SSRC: 1139805870

outbound_rtp_video_1

Local: 15:48:35 GMT-0700 (PDT) outbound-rtp SSRC: 1701769983

Remote: 21:43:35 GMT-0800 (PST) inbound-rtp SSRC: 1701769983