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Measurement Identity and information Reporting draft-ietf-xrblock-rtcp-xr-meas-identity-01

Measurement Identity and information Reporting draft-ietf-xrblock-rtcp-xr-meas-identity-01. Qin Wu (sunseawq@huawei.com) G. Hunt (r.geoff.hunt@gmail.com ) Alan Clark (alan.d.clark@telchemy.com ). Overview. Background

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Measurement Identity and information Reporting draft-ietf-xrblock-rtcp-xr-meas-identity-01

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  1. Measurement Identity and information Reporting draft-ietf-xrblock-rtcp-xr-meas-identity-01 Qin Wu (sunseawq@huawei.com) G. Hunt (r.geoff.hunt@gmail.com ) Alan Clark (alan.d.clark@telchemy.com ) AVTCore IETF 82 Taipei

  2. Overview • Background • draft-ietf-avt-rtcp-xr-meas-identity accepted as a working group document prior split of avt. • 00 version revived from draft-ietf-avt-rtcp-xr-meas-identity-02 with a few changes • Changes follow consensus to draft-ietf-avtcore-monarch • 00 version received comments on the list • 01 version contains update reflect that discussion AVTCore IETF 82 Taipei

  3. Changes since draft-ietf-avt-rtcp-xr-meas-identity-02 • Distinguish measurement identity from measurement information • Use new SDES item to convey identity • Use new XR block to carry measurement information • Register new RTCP SDES Type value • Replace tag field in Block header with SSRC in the Block payload • use SSRC to identify/correlate/group participants between reports AVTCore IETF 82 Taipei

  4. Comment on measurement period • Failure modes need to be documented if introducing a measurement information block • Comment from Colin’s review • Failure happens if measurement results will be received without its associated measurement information XR Block • Action • Option 1: • Some metric block loosely coupled with measurement information XR Block • Sent measurement information block with measurement in XR block if measurement information change • If failure really happens, the receiver discard the measurement results if the measurement rely on measurement information block. • Option 2: • Need to know which metric block relate to which interval • Send the measurement information together with the related metric block that are from the same report interval. • Recommendation • Current solution take the option 2 • This change reflected in the version 6 of Monarch • Do we need to revise this draft to reflect this rationale. • No.

  5. Follow Up • Any open issue? • WGLC? AVTCore IETF 82 Taipei

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