draft-ietf-xrblock-rtcp-xr-jb-13.txt   draft-ietf-xrblock-rtcp-xr-jb-14.txt 
skipping to change at page 1, line 13 skipping to change at page 1, line 13
Audio/Video Transport Working Group A. Clark Audio/Video Transport Working Group A. Clark
Internet-Draft Telchemy Internet-Draft Telchemy
Intended status: Standards Track V. Singh Intended status: Standards Track V. Singh
Expires: December 30, 2013 Aalto University Expires: December 30, 2013 Aalto University
Q. Wu Q. Wu
Huawei Huawei
June 28, 2013 June 28, 2013
RTP Control Protocol (RTCP) Extended Report (XR) Block for De-Jitter RTP Control Protocol (RTCP) Extended Report (XR) Block for De-Jitter
Buffer Metric Reporting Buffer Metric Reporting
draft-ietf-xrblock-rtcp-xr-jb-13.txt draft-ietf-xrblock-rtcp-xr-jb-14.txt
Abstract Abstract
This document defines an RTP Control Protocol (RTCP) Extended Report This document defines an RTP Control Protocol (RTCP) Extended Report
(XR) Block that allows the reporting of De-Jitter Buffer metrics for (XR) Block that allows the reporting of De-Jitter Buffer metrics for
a range of RTP applications. a range of RTP applications.
Status of this Memo Status of this Memo
This Internet-Draft is submitted in full conformance with the This Internet-Draft is submitted in full conformance with the
skipping to change at page 3, line 41 skipping to change at page 3, line 41
1.3. Performance Metrics Framework 1.3. Performance Metrics Framework
The Performance Metrics Framework [RFC6390] provides guidance on the The Performance Metrics Framework [RFC6390] provides guidance on the
definition and specification of performance metrics. The RTP definition and specification of performance metrics. The RTP
Monitoring Architectures [RFC6792] provides guideline for reporting Monitoring Architectures [RFC6792] provides guideline for reporting
block format using RTCP XR. Metrics described in this draft are in block format using RTCP XR. Metrics described in this draft are in
accordance with the guidelines in [RFC6390]and [RFC6792]. accordance with the guidelines in [RFC6390]and [RFC6792].
1.4. Applicability 1.4. Applicability
Real-time applications employ a de-de-jitter buffer [RFC5481] to Real-time applications employ a de-jitter buffer [RFC5481] to absorb
absorb jitter introduced on the path from source to destination. jitter introduced on the path from source to destination. These
These metrics are used to report how the de-jitter buffer at the metrics are used to report how the de-jitter buffer at the receiving
receiving end of RTP stream behaves as a result of jitter in the end of RTP stream behaves as a result of jitter in the network; and
network; and they are applicable to a range of RTP applications. they are applicable to a range of RTP applications.
These metrics are corresponding to terminal related factors that These metrics are corresponding to terminal related factors that
affect real-time application quality and are useful to provide better affect real-time application quality and are useful to provide better
end-user quality of experience (QoE) when these terminal-related end-user quality of experience (QoE) when these terminal-related
factors are used as inputs to calculate QoE metrics [QMB]. factors are used as inputs to calculate QoE metrics [QMB].
2. Terminology 2. Terminology
2.1. Standards Language 2.1. Standards Language
 End of changes. 2 change blocks. 
6 lines changed or deleted 6 lines changed or added

This html diff was produced by rfcdiff 1.41. The latest version is available from http://tools.ietf.org/tools/rfcdiff/