RTP Clock Source Signalling (RFC7273)
Original Publication Date: 2014-Jun-01
Included in the Prior Art Database: 2014-Jul-01
Internet Society Requests For Comment (RFCs)
A. Williams: AUTHOR [+4]
RTP protocols use NTP format timestamps to facilitate multimedia session synchronisation and to provide estimates of round-trip time (RTT) and other statistical parameters.
Internet Engineering Task Force (IETF) A. Williams Request for Comments: 7273 Audinate Category: Standards Track K. Gross ISSN: 2070-1721 AVA Networks R. van Brandenburg H. Stokking TNO June 2014
RTP Clock Source Signalling
NTP format timestamps are used by several RTP protocols for synchronisation and statistical measurements. This memo specifies Session Description Protocol (SDP) signalling that identifies timestamp reference clock sources and SDP signalling that identifies the media clock sources in a multimedia session.
Status of This Memo
This is an Internet Standards Track document.
This document is a product of the Internet Engineering Task Force (IETF). It represents the consensus of the IETF community. It has received public review and has been approved for publication by the Internet Engineering Steering Group (IESG). Further information on Internet Standards is available in Section 2 of RFC 5741.
Information about the current status of this document, any errata, and how to provide feedback on it may be obtained at http://www.rfc-editor.org/info/rfc7273.
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al. Standards Track [Page 1]
RFC 7273 RTP Clock Source Signalling June 2014
Table of Contents
1. Introduction . . . . . . . . . . . ....