• September 9, 2019

The Session Description Protocol (SDP) is a format for describing streaming media communications parameters. The IETF published the original specification as an IETF Proposed Standard in April , and subsequently published a revised specification as an IETF Proposed Standard as RFC in July . ” SDP: Session Description Protocol (RFC )”. ITU-T A.5 justification information for referenced document IETF RFC ( ) in draft H. It was not available in the previous SDP defined by RFC 4. Status of approval: Normative. 3. Justification for the specific reference: IETF RFC specifies SDP: Session Description Protocol wich is tested in Q

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RTCP ports for the audio and video streams of andrespectively, are implied.

Justification for the specific reference: SDP is used for describing multimedia communication sessions for the purposes of session announcement, session invitation, and parameter negotiation. This RFC has been in existence since July The fields present in their values are considered 3227 the protocol as opaque strings, they are used as identifiers, just like oetf in an URL or filenames in a file system: In this case, the text would seem to override the BNF, at least for X.

Wednesday, February 28, 3: Committed to connecting the world. Any protocol defined in this document has been developed outside the Internet Standards Process and is to be understood as an extension to XMPP rather than as an evolution, development, or modification of XMPP itself.


RFC – SDP: Session Description Protocol

Note also that sessions may be repeated irregularly over a week but idtf the same way for all weeks in the period, by adding more tuples in the r parameter. The degree of stability or maturity of the document: By using this site, you agree to the Terms of Use and Privacy Policy. Implementations are allowed to relax this to omit the carriage return and supply only the line feed.

This session is originated by the user ‘jdoe’, at IPv4 address The text also says to ignore unknown atributes, but that assumes you’ve been able to parse the attribute name.

All RFCs always remain available on-line. Session Description Protocol wich is tested in Q. Justification for the specific reference:.

The revision of H. SDP is designed to be extensible to support new media types and formats. Current standards status of this document can be found at ftp: Clear description of the referenced document:.

Clear description of the referenced document: SDP does not deliver any media by itself but is used between endpoints for negotiation of media type, format, and all associated properties.

Any explicit references within that referenced document should also be listed:. Obsoletes RFCs Houston, we have a problem.


Session Description Protocol

Webarchive template wayback links Articles with short description All articles with unsourced statements Articles with unsourced statements from August Pages using RFC magic links. Current information, if any, about IPR issues:.

When repeat times are specified, the start time of each repetition may need to rrfc adjusted so that it will occur at the same local time in a specific timezone throughout the period between the start time and the stop time which are still specified in NTP format in an absolute UTC timezone.

This page was last edited on 7 Octoberat RFC was published in July, Session Description Protocol, April 2372 RFC6. Problems with RFC vs RFC ,and between and Christian, The text, as with much of the text in this document, gives the impression that there are meaningful “RFC implementations”, and that the compatibility issues are due to RFC changing the specification.

It is a standards-track document and is currently in the “Proposed Standard” state. Would the following text capture your clarification?

Colin On 5 Junat Something along the lines of: