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RTCP XR Report Block for Concealment metrics Reporting on Audio Applications
draft-ietf-xrblock-rtcp-xr-loss-conceal-12

Document type: Active Internet-Draft (xrblock WG)
Document stream: IETF
Last updated: 2014-04-17 (latest revision 2014-04-10)
Intended RFC status: Proposed Standard
Other versions: plain text, xml, pdf, html

IETF State: Submitted to IESG for Publication
Consensus: Unknown
Document shepherd: Shida Schubert
Shepherd Write-Up: Last changed 2014-02-18

IESG State: RFC Ed Queue
IANA Action State: RFC-Ed-Ack
RFC Editor State: EDIT
Responsible AD: Alissa Cooper
Send notices to: xrblock-chairs@tools.ietf.org, draft-ietf-xrblock-rtcp-xr-loss-conceal@tools.ietf.org

Audio/Video Transport Working Group                             A. Clark
Internet-Draft                                                  Telchemy
Intended status: Standards Track                                 G. Zorn
Expires: October 13, 2014                                    Network Zen
                                                                   C. Bi
                                                                   STTRI
                                                              Q. Wu, Ed.
                                                                  Huawei
                                                          April 11, 2014

    RTCP XR Report Block for Concealment metrics Reporting on Audio
                              Applications
             draft-ietf-xrblock-rtcp-xr-loss-conceal-12.txt

Abstract

   This document defines two RTCP XR Report Blocks that allows the
   reporting of concealment metrics for audio applications of RTP.

Status of this Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

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   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on October 13, 2014.

Copyright Notice

   Copyright (c) 2014 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents
   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect
   to this document.  Code Components extracted from this document must

Clark, et al.           Expires October 13, 2014                [Page 1]
Internet-Draft             RTCP XR Concealment                April 2014

   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  3
     1.1.  Loss Concealment and Concealment Seconds Metrics
           Reporting Block  . . . . . . . . . . . . . . . . . . . . .  3
     1.2.  RTCP and RTCP XR Reports . . . . . . . . . . . . . . . . .  4
     1.3.  Performance Metrics Framework  . . . . . . . . . . . . . .  4
     1.4.  Applicability  . . . . . . . . . . . . . . . . . . . . . .  4
   2.  Terminology  . . . . . . . . . . . . . . . . . . . . . . . . .  5
     2.1.  Standards Language . . . . . . . . . . . . . . . . . . . .  5
     2.2.  Notations  . . . . . . . . . . . . . . . . . . . . . . . .  5
   3.  Loss Concealment Block . . . . . . . . . . . . . . . . . . . .  6
     3.1.  Report Block Structure . . . . . . . . . . . . . . . . . .  6
     3.2.  Definition of Fields in Loss Concealment Metrics Block . .  6
   4.  Concealment Seconds Block  . . . . . . . . . . . . . . . . . . 11
     4.1.  Report Block Structure . . . . . . . . . . . . . . . . . . 11
     4.2.  Definition of Fields in Concealed Seconds Metrics Block  . 12
   5.  SDP Signaling  . . . . . . . . . . . . . . . . . . . . . . . . 16
     5.1.  SDP rtcp-xr-attrib Attribute Extension . . . . . . . . . . 16
     5.2.  Offer/Answer Usage . . . . . . . . . . . . . . . . . . . . 16
   6.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . . 17
     6.1.  New RTCP XR Block Type values  . . . . . . . . . . . . . . 17
     6.2.  New RTCP XR SDP Parameters . . . . . . . . . . . . . . . . 17
     6.3.  Contact information for registrations  . . . . . . . . . . 17
   7.  Security Considerations  . . . . . . . . . . . . . . . . . . . 18
   8.  Contributors . . . . . . . . . . . . . . . . . . . . . . . . . 19
   9.  Acknowledgements . . . . . . . . . . . . . . . . . . . . . . . 20
   10. References . . . . . . . . . . . . . . . . . . . . . . . . . . 21
     10.1. Normative References . . . . . . . . . . . . . . . . . . . 21
     10.2. Informative References . . . . . . . . . . . . . . . . . . 21
   Appendix A.  Metrics represented using RFC6390 Template  . . . . . 22
   Appendix B.  Change Log  . . . . . . . . . . . . . . . . . . . . . 29
     B.1.  draft-ietf-xrblock-rtcp-xr-loss-conceal-11 . . . . . . . . 29
     B.2.  draft-ietf-xrblock-rtcp-xr-loss-conceal-09 . . . . . . . . 29

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