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RTP Media Stream Pause / Resume

RTP Media Stream Pause / Resume. draft-westerlund-avtext-rtp-stream-pause-05 Bo Burman. IPR Disclosure. For referred draft- westerlund - avtext - rtp -stream-pause http://datatracker.ietf.org/ipr/1641/ (Ericsson) https://datatracker.ietf.org/ipr/1935 / (Microsoft). Changes Since -04.

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RTP Media Stream Pause / Resume

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  1. RTP Media Stream Pause / Resume draft-westerlund-avtext-rtp-stream-pause-05Bo Burman

  2. IPR Disclosure • For referred draft-westerlund-avtext-rtp-stream-pause • http://datatracker.ietf.org/ipr/1641/ (Ericsson) • https://datatracker.ietf.org/ipr/1935/ (Microsoft)

  3. Changes Since -04 • Improved and detailed text on use of the simplified mode where TMMBR/TMMBN are used for pause and resume • Editorial improvements

  4. Presentation Goal • Brief recapitulation of the problem • WG consensus on way forward

  5. Pause Problem Overview (1) M forwards from B to A and has no need for C B A M PAUSE C C

  6. Pause Problem Overview (2) M forwards from B to A and has no need for C B A M PAUSED C C

  7. Pause Problem Overview (3) M now needs to forward from C to A and has no need for B B A M PAUSE B RESUME C C

  8. Pause Problem Overview (4) B M forwards from C to A and has no need for B A M PAUSED B C

  9. Generic Supported Topologies Any Pause = PAUSE Delayed media action Can be refused Paused = PAUSED Resume = RESUME Refuse = REFUSE Both for PAUSE and RESUME New SDP signaling a=rtcp-fb:* ccm pause a=rfcp-fb:* ccm paused Simplified Supported Topologies Point-to-point Mixer Pause = TMMBR 0 Immediate media action Cannot be refused Paused = TMMBN 0 Resume = TMMBR >0 Refuse = TMMBN 0 For Resume (TMMBR >0) only Existing SDP signaling a=rtcp-fb:* ccmtmmbr Two Solution Modes

  10. Way Forward • Propose adoption as WG draft

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