RTP Control Protocol (RTCP) Extended Report (XR) Block for Burst/Gap Loss metric Reporting
draft-ietf-xrblock-rtcp-xr-burst-gap-loss-05

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Last updated 2012-11-29
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Audio/Video Transport Working Group                             A. Clark
Internet-Draft                                                  Telchemy
Intended status: Standards Track                           S. Zhang, Ed.
Expires: June 3, 2013                                            J. Zhao
                                                                   STTRI
                                                                   Q. Wu
                                                                  Huawei
                                                       November 30, 2012

  RTP Control Protocol (RTCP) Extended Report (XR) Block for Burst/Gap
                         Loss metric Reporting
            draft-ietf-xrblock-rtcp-xr-burst-gap-loss-05.txt

Abstract

   This document defines an RTP Control Protocol (RTCP) Extended Report
   (XR) Block that allows the reporting of Burst and Gap Loss metrics
   for use in a range of RTP applications.

Status of this Memo

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

   Internet-Drafts are working documents of the Internet Engineering
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   This Internet-Draft will expire on June 3, 2013.

Copyright Notice

   Copyright (c) 2012 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
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   to this document.  Code Components extracted from this document must

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   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.  Burst and Gap Loss Report Block  . . . . . . . . . . . . .  3
     1.2.  RTCP and RTCP XR Reports . . . . . . . . . . . . . . . . .  3
     1.3.  Performance Metrics Framework  . . . . . . . . . . . . . .  3
     1.4.  Applicability  . . . . . . . . . . . . . . . . . . . . . .  4
   2.  Terminology  . . . . . . . . . . . . . . . . . . . . . . . . .  5
     2.1.  Standards Language . . . . . . . . . . . . . . . . . . . .  5
   3.  Burst/Gap Loss Block . . . . . . . . . . . . . . . . . . . . .  6
     3.1.  Report Block Structure . . . . . . . . . . . . . . . . . .  6
     3.2.  Definition of Fields in Burst/Gap Loss Report Block  . . .  6
     3.3.  Derived metrics based on reported metrics  . . . . . . . .  9
   4.  Considerations for Voice-over-IP applications  . . . . . . . . 10
   5.  SDP Signaling  . . . . . . . . . . . . . . . . . . . . . . . . 11
     5.1.  SDP rtcp-xr-attrib Attribute Extension . . . . . . . . . . 11
     5.2.  Offer/Answer Usage . . . . . . . . . . . . . . . . . . . . 11
   6.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . . 12
     6.1.  New RTCP XR Block Type value . . . . . . . . . . . . . . . 12
     6.2.  New RTCP XR SDP Parameter  . . . . . . . . . . . . . . . . 12
     6.3.  Contact information for registrations  . . . . . . . . . . 12
   7.  Security Considerations  . . . . . . . . . . . . . . . . . . . 13
   8.  Contributors . . . . . . . . . . . . . . . . . . . . . . . . . 14
   9.  Acknowledgments  . . . . . . . . . . . . . . . . . . . . . . . 15
   10. References . . . . . . . . . . . . . . . . . . . . . . . . . . 16
     10.1. Normative References . . . . . . . . . . . . . . . . . . . 16
     10.2. Informative References . . . . . . . . . . . . . . . . . . 16
   Appendix A.  Change Log  . . . . . . . . . . . . . . . . . . . . . 17
     A.1.  draft-ietf-xrblock-rtcp-xr-burst-gap-loss-05 . . . . . . . 17
     A.2.  draft-ietf-xrblock-rtcp-xr-burst-gap-loss-04 . . . . . . . 17
   Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 18

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