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

Author: Karan Kazigul
Country: Martinique
Language: English (Spanish)
Genre: Love
Published (Last): 17 July 2006
Pages: 135
PDF File Size: 19.3 Mb
ePub File Size: 7.29 Mb
ISBN: 484-7-89469-614-8
Downloads: 35743
Price: Free* [*Free Regsitration Required]
Uploader: Gardakree

The ‘from’ addresses will usually be added by the XMPP server or relevant gateway, but are shown here for the sake of clarity.

Monday, June 04, 6: Adam Dave Singer wrote: Session Description Protocol, April 2. RFC is a basic component of the basic suite of internet protocols and standards and is itef used by the internet community.

This session is specified to last for two hours using NTP timestamps, with a connection address which indicates the address clients must connect to or — when a multicast address is provided, as it is here — subscribe to specified as IPv4 The following XMPP stanzas could be used to ffc a voice call.

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. All RFCs always remain available on-line. Session Description Protocol, April RFC is a basic component of the basic suite of internet protocols and standards and is widely used by the internet community.


RFC – SDP: Session Description Protocol

McCanne, “vat – Xbased audio teleconferencing tool” vat manual page, Lawrence Berkeley Laboratory, All these offsets are relative to the start time, they are not cumulative. Negotiating a Voice Call 6. Committed to connecting the world. The second one is used to specify in which language it is written alternate texts in multiple languages may be carried in the eitf, and selected automatically by the user agent according to user preferences.

Comparison of SDP variants between RFC 4566 and RFC 2327

From Ietff, the free encyclopedia. Should we suggest people stay away from non-alpha-numerics in attribute names? Any explicit references within that referenced document should also be listed: Discussion on other xmpp.

I think it’s too late for such encouragement. In reply to this post by Colin Perkins. A new MIME iettf ‘rpr’ can be used for repair stream. Colin On 5 Junat ACK — Used by the initiator to tell the invitee that an out-of-band session has been established.

Justification for the specific reference: Attributes can appear within the Session or Media sections and are scoped accordingly as session-level or media-level. Such an implementation would also reject: In reply to this post by Christian Groves-2 On 5 Junat Implementations are allowed to relax this to omit the carriage return and supply only the line feed.

The degree of stability or maturity of the document: Clear description of the referenced document:. Add a caveat like: Clear description of the referenced document:. Each message may contain multiple timing and media descriptions.

RFC was published in April, It is a standards-track document and is currently in the “Proposed Standard” state. Untenable, as this isn’t the only attribute name affected by a strict parser. New attributes are added to the standard occasionally through registration with IANA. I think that’s greatly rcc, and gives the impression that there are more issues than actually exist.


IETF – mmusic – Comparison of SDP variants between RFC and RFC

If the weekly 1-hour session was repeated every Sunday for full one year, i. If a session is already established for this transaction, the new INVITE serves as a renegotiation of session parameters. Regards, Christian Dan Wing wrote: Other for any supplementary information:.

Joe Original Message From: The fields present in their values are considered in the protocol as opaque strings, they are used as identifiers, just like paths in an URL or filenames in a file system: Hello Dan, Are you referring rfcc additional istf between the grammar of attribute names or differences between the RFC and RFC syntax in general?

In this case, the text would seem to override the BNF, at least for X. This session is originated by the user ‘jdoe’, at IPv4 address Standards track RFC July Current information, if any, about IPR issues: Other useful information describing the “Quality” of the document:.

Unless separate permission is granted, modified works that are redistributed shall not contain misleading information regarding the authors, title, number, or publisher of the Specification, and shall not claim endorsement of the modified works by the authors, any organization or project to which the authors belong, or the XMPP Standards Foundation.

This proposal has been retracted by the authors in favor of Jingle XEP [ 1 ].

Author: admin