Network Working Group G. Zorn
Internet-Draft Network Zen
Intended status: Standards Track R. Schott
Expires: September 26, 2013 Deutsche Telekom
Q. Wu, Ed.
R. Huang
Huawei
March 25, 2013
RTP Control Protocol (RTCP) Extended Report (XR) Blocks for Summary
Statistics Metrics Reporting
draft-ietf-xrblock-rtcp-xr-summary-stat-11
Abstract
This document defines three RTP Control Protocol (RTCP) Extended
Report (XR) Blocks that allow the reporting of loss, duplication and
discard summary statistics metrics 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
Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet-
Drafts is at http://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress."
This Internet-Draft will expire on September 26, 2013.
Copyright Notice
Copyright (c) 2013 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
Zorn, et al. Expires September 26, 2013 [Page 1]
Internet-Draft Summary Stats XR Blocks March 2013
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 . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1. Summary Statistics Metrics . . . . . . . . . . . . . . . . 4
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
3. Transport Related End System Metrics . . . . . . . . . . . . . 5
3.1. Burst/Gap Loss Summary Statistics Metrics Block . . . . . 5
3.1.1. Report Block Structure . . . . . . . . . . . . . . . . 6
3.1.2. Definition of Fields in Loss Summary Statistics
Block . . . . . . . . . . . . . . . . . . . . . . . . 6
3.2. Burst/Gap Discard Summary Statistics Metrics Block . . . . 8
3.2.1. Report Block Structure . . . . . . . . . . . . . . . . 9
3.2.2. Definition of Fields in Burst/Gap Discard Summary
Statistics Block . . . . . . . . . . . . . . . . . . . 9
4. Application Level Metrics . . . . . . . . . . . . . . . . . . 11
4.1. Frame Impairment Statistics Summary Metrics Block . . . . 11
4.1.1. Report Block Structure . . . . . . . . . . . . . . . . 11
4.1.2. Definition of Fields in Frame Impairment Summary
Statistics Block . . . . . . . . . . . . . . . . . . . 12
5. SDP Signaling . . . . . . . . . . . . . . . . . . . . . . . . 13
5.1. SDP rtcp-xr-attrib Attribute Extension . . . . . . . . . . 13
5.2. Offer/Answer Usage . . . . . . . . . . . . . . . . . . . . 14
6. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 14
6.1. New RTCP XR Block Type values . . . . . . . . . . . . . . 14
6.2. New RTCP XR SDP Parameters . . . . . . . . . . . . . . . . 14
6.3. Contact information for registrations . . . . . . . . . . 15
7. Security Considerations . . . . . . . . . . . . . . . . . . . 15
8. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . . 15
9. References . . . . . . . . . . . . . . . . . . . . . . . . . . 15
9.1. Normative References . . . . . . . . . . . . . . . . . . . 15
datatracker.ietf.org