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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Relationship with other existing or emerging documents: B sends an updated description to A. This was done to ensure that Albrecht’s work was captured. Note also that sessions may be repeated irregularly over a week but scheduled the same way for all weeks in the period, by adding more tuples in the r parameter. RFC is a basic component of the basic suite of internet protocols and standards and is widely used by the internet community.

XEP-0111: A Transport for Initiating and Negotiating Sessions (TINS)

Better that iehf sorts of issues are documented. Discussion on other xmpp. In reply to a request, the receiver MUST send zero or more replies, with the value of the ‘method’ attribute set to a value of “result” and the value of the ‘code’ attribute set to one of the valid SIP response codes as specified in Section 21 of RFC In reply to this post by David Singer. Untenable, as this isn’t the only attribute name affected by a strict parser.

This page was last edited on 7 Octoberat Sure, but there’s still an issue here, or at least something needing clarification: It’s my belief that there are no more compatibility issues between an “RFC implementation” and one based on RFCthan between any two RFC implementations. The degree of stability or maturity of the document:. In reply to this post by Oetf Groves-2 On 5 Junat Wednesday, February 28, 3: ACK — Used by the initiator to tell the invitee that an out-of-band session has been established.


A new MIME subtype ‘rpr’ can be used for repair stream.

Information on RFC ยป RFC Editor

Feedback Contact Us Accessibility. This proposal has been retracted by the authors in favor of Jingle XEP [ 1 ]. Below is a sample session description from RFC The following requirements keywords as used in this document are to be interpreted as described in RFC Permissions Permission is hereby granted, free of charge, to any person obtaining a copy of this specification the “Specification”to make use of the Specification without restriction, including without limitation the rights to implement the Specification in a software program, deploy the Specification in a network service, and copy, modify, merge, publish, translate, distribute, sublicense, or sell copies of the Specification, and to permit persons to whom the Specification is furnished to do so, subject to the condition that the foregoing copyright notice and this permission notice shall ietg included in all copies or substantial portions of the Specification.

Retrieved from ” https: It IS used in H. Without going into a case-by-case analysis of those changes, I dunno if there would be much value in highlighting “-” in attribute names; highlighting it might cause some readers of the errata to assume that was the only change, which could make RFC ‘compliance’ worse if that was thought by some implementor to be the only substantive change to the grammar. Relationship with other existing or emerging documents:.


Justification for the specific reference: Five amendments and a technical corrigendum have been published up to now.

ITU-T work programme

Istf description of the referenced document:. Relationship with other existing or emerging documents: RFC was published in April, Session Description Protocol wich is tested in Q. I agree such issues should be documented. And how will this be handled for the next attribute named? The second one is used rfv specify in which language it is written alternate texts in multiple languages may be carried in the protocol, and selected automatically by the user agent according to user preferences.

The degree of stability or maturity of the document:. Names are only unique within the associated syntactic construct, i. This session is originated by the user ‘jdoe’, at IPv4 address Adam Dave Singer wrote: Other useful information describing the “Quality” of the document: Add a caveat like: Older versions of this specification might be available at http: RTCP ports for the rfx and video streams of andrespectively, are implied.

Negotiating a Voice Call 6.

Other for any supplementary information: SDP is used for describing multimedia communication sessions for the purposes of session announcement, session invitation, and parameter negotiation.

Regards, Christian Dan Wing wrote: If the stop time is 0 then the session is “unbounded. Each message may contain multiple timing and media descriptions. Its name is “SDP Seminar” and extended session information “A Seminar on the session description protocol” is included along with a link for additional information and an email address to contact the responsible party, Jane Doe.

They don’t expect to support until the end ofif it doesn’t slip