2327: SDP: Session Description Protocol.

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This document defines the Session Description Protocol, SDP. SDP is intended for describing multimedia sessions for the purposes of session announcement, session invitation, and other forms of multimedia session initiation.

Status PROPOSED STANDARD
Format TXT=87096 bytes
Authors V. Jacobson
Date April 1998
Keyphrases SDP protocol session description Standards Track

Obsoleted by

RFC4566: SDP: Session Description Protocol.

Updated by

RFC3266: Support for IPv6 in Session Description Protocol (SDP).

References

RFC822: STANDARD FOR THE FORMAT OF ARPA INTERNET TEXT
RFC1035: Domain names - implementation and specification.
RFC1305: Network Time Protocol (Version 3) Specification, Implementation and Analysis.
RFC1630: Universal Resource Identifiers in WWW: A Unifying Syntax for the Expression of Names and Addresses of Objects on the Network as used in the World-Wide Web.
RFC1641: Using Unicode with
RFC1766: Tags for the Identification of Languages.
RFC1889: RTP: A Transport Protocol for Real-Time Applications. Audio-Video Transport Working Group,
RFC1890: RTP Profile for Audio and Video Conferences with Minimal Control. Audio-Video Transport Working Group,
RFC2044: UTF-8, a transformation format of Unicode and ISO 10646.
RFC2048: Multipurpose Internet Mail Extensions (MIME) Part Four: Registration Procedures.
RFC2119: Key words for use in RFCs to Indicate Requirement Levels.
RFC2234: Augmented BNF for Syntax Specifications:
RFC2326: Real Time Streaming Protocol (RTSP).

Referenced by

RFC2326: Real Time Streaming Protocol (RTSP).
RFC2361: WAVE and AVI Codec Registries.
RFC2543: SIP: Session Initiation Protocol.
RFC2588: IP Multicast and Firewalls.
RFC2705: Media Gateway Control Protocol (MGCP) Version 1.0.
RFC2733: An RTP Payload Format for Generic Forward Error Correction.
RFC2771: An Abstract API for Multicast Address Allocation.
RFC2833: RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals.
RFC2848: The PINT Service Protocol: Extensions to SIP and SDP for IP Access to Telephone Call Services.
RFC2885: Megaco Protocol version 0.8.
RFC2974: Session Announcement Protocol.
RFC3009: Registration of parityfec MIME types.
RFC3015: Megaco Protocol Version 1.0.
RFC3016: RTP Payload Format for MPEG-4 Audio/Visual Streams.
RFC3027: Protocol Complications with the IP Network Address Translator.
RFC3047: RTP Payload Format for ITU-T Recommendation G.722.1.
RFC3048: Reliable Multicast Transport Building Blocks for One-to-Many Bulk-Data Transfer.
RFC3064: MGCP CAS Packages.
RFC3108: Conventions for the use of the Session Description Protocol (SDP) for ATM Bearer Connections.
RFC3119: A More Loss-Tolerant RTP Payload Format for MP3 Audio.
RFC3170: IP Multicast Applications: Challenges and Solutions.
RFC3189: RTP Payload Format for DV (IEC 61834) Video.
RFC3190: RTP Payload Format for 12-bit DAT Audio and 20- and 24-bit Linear Sampled Audio.
RFC3199: Request for Comments Summary RFC Numbers 3100-3199.
RFC3259: A Message Bus for Local Coordination.
RFC3261: SIP: Session Initiation Protocol.
RFC3264: An Offer/Answer Model with Session Description Protocol (SDP).
RFC3266: Support for IPv6 in Session Description Protocol (SDP).
RFC3267: Real-Time Transport Protocol (RTP) Payload Format and File Storage Format for the Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio Codecs.
RFC3298: Service in the Public Switched Telephone Network/Intelligent Network (PSTN/IN) Requesting InTernet Service (SPIRITS) Protocol Requirements.
RFC3303: Middlebox communication architecture and framework.
RFC3312: Integration of Resource Management and Session Initiation Protocol (SIP).
RFC3313: Private Session Initiation Protocol (SIP) Extensions for Media Authorization.
RFC3322: Signaling Compression (SigComp) Requirements & Assumptions.
RFC3323: A Privacy Mechanism for the Session Initiation Protocol (SIP).
RFC3362: Real-time Facsimile (T.38) - image/t38 MIME Sub-type Registration.
RFC3372: Session Initiation Protocol for Telephones (SIP-T): Context and Architectures.
RFC3388: Grouping of Media Lines in the Session Description Protocol (SDP).
RFC3389: Real-time Transport Protocol (RTP) Payload for Comfort Noise (CN).
RFC3435: Media Gateway Control Protocol (MGCP) Version 1.0.
RFC3441: Asynchronous Transfer Mode (ATM) Package for the Media Gateway Control Protocol (MGCP).
RFC3450: Asynchronous Layered Coding (ALC) Protocol Instantiation.
RFC3451: Layered Coding Transport (LCT) Building Block.
RFC3497: RTP Payload Format for Society of Motion Picture and Television Engineers (SMPTE) 292M Video.
RFC3520: Session Authorization Policy Element.
RFC3521: Framework for Session Set-up with Media Authorization.
RFC3524: Mapping of Media Streams to Resource Reservation Flows.
RFC3525: Gateway Control Protocol Version 1.
RFC3550: RTP: A Transport Protocol for Real-Time Applications.
RFC3551: RTP Profile for Audio and Video Conferences with Minimal Control.
RFC3555: MIME Type Registration of RTP Payload Formats.
RFC3556: Session Description Protocol (SDP) Bandwidth Modifiers for RTP Control Protocol (RTCP) Bandwidth.
RFC3557: RTP Payload Format for European Telecommunications Standards Institute (ETSI) European Standard ES 201 108 Distributed Speech Recognition Encoding.
RFC3558: RTP Payload Format for Enhanced Variable Rate Codecs (EVRC) and Selectable Mode Vocoders (SMV).
RFC3605: Real Time Control Protocol (RTCP) attribute in Session Description Protocol (SDP).
RFC3611: RTP Control Protocol Extended Reports (RTCP XR).
RFC3640: RTP Payload Format for Transport of MPEG-4 Elementary Streams.
RFC3660: Basic Media Gateway Control Protocol (MGCP) Packages.
RFC3661: Media Gateway Control Protocol (MGCP) Return Code Usage.
RFC3764: enumservice registration for Session Initiation Protocol (SIP) Addresses-of-Record.
RFC3794: Survey of IPv4 Addresses in Currently Deployed IETF Transport Area Standards Track and Experimental Documents.
RFC3824: Using E.164 numbers with the Session Initiation Protocol (SIP).
RFC3830: MIKEY: Multimedia Internet KEYing.
RFC3840: Indicating User Agent Capabilities in the Session Initiation Protocol (SIP).
RFC3890: A Transport Independent Bandwidth Modifier for the Session Description Protocol (SDP).
RFC3924: Cisco Architecture for Lawful Intercept in IP Networks.
RFC3926: FLUTE - File Delivery over Unidirectional Transport.
RFC3940: Negative-acknowledgment (NACK)-Oriented Reliable Multicast (NORM) Protocol.
RFC3952: Real-time Transport Protocol (RTP) Payload Format for internet Low Bit Rate Codec (iLBC) Speech.
RFC3959: The Early Session Disposition Type for the Session Initiation Protocol (SIP).
RFC3984: RTP Payload Format for H.264 Video.
RFC4040: RTP Payload Format for a 64 kbit/s Transparent Call.
RFC4046: Multicast Security (MSEC) Group Key Management Architecture.
RFC4060: RTP Payload Formats for European Telecommunications Standards Institute (ETSI) European Standard ES 202 050, ES 202 211, and ES 202 212 Distributed Speech Recognition Encoding.
RFC4091: The Alternative Network Address Types (ANAT) Semantics for the Session Description Protocol (SDP) Grouping Framework.
RFC4092: Usage of the Session Description Protocol (SDP) Alternative Network Address Types (ANAT) Semantics in the Session Initiation Protocol (SIP).
RFC4101: Writing Protocol Models.
RFC4102: Registration of the text/red MIME Sub-Type.
RFC4103: RTP Payload for Text Conversation.
RFC4123: Session Initiation Protocol (SIP)-H.323 Interworking Requirements.
RFC4145: TCP-Based Media Transport in the Session Description Protocol (SDP).
RFC4175: RTP Payload Format for Uncompressed Video.
RFC4184: RTP Payload Format for AC-3 Audio.
RFC4189: Requirements for End-to-Middle Security for the Session Initiation Protocol (SIP).
RFC4215: Analysis on IPv6 Transition in Third Generation Partnership Project (3GPP) Networks.
RFC4298: RTP Payload Format for BroadVoice Speech Codecs. J.-H. Chen,
RFC4317: Session Description Protocol (SDP) Offer/Answer Examples.
RFC4348: Real-Time Transport Protocol (RTP) Payload Format for the Variable-Rate Multimode Wideband (VMR-WB) Audio Codec.
RFC4351: Real-Time Transport Protocol (RTP) Payload for Text Conversation Interleaved in an Audio Stream.
RFC4352: RTP Payload Format for the Extended Adaptive Multi-Rate Wideband (AMR-WB+) Audio Codec.
RFC4396: RTP Payload Format for 3rd Generation Partnership Project (3GPP) Timed Text.
RFC4425: RTP Payload Format for Video Codec 1 (VC-1).
RFC4435: A Framework for the Usage of Internet Media Guides (IMGs).
RFC4442: Bootstrapping Timed Efficient Stream Loss-Tolerant Authentication (TESLA).
RFC4463: A Media Resource Control Protocol (MRCP) Developed by Cisco, Nuance, and Speechworks.
RFC4473: Requirements for Internet Media Guides (IMGs).
RFC4497: Interworking between the Session Initiation Protocol (SIP) and
RFC4542: Implementing an Emergency Telecommunications Service (ETS) for Real-Time Services in the Internet Protocol Suite.
RFC4566: SDP: Session Description Protocol.
RFC4569: Internet Assigned Number Authority (IANA) Registration of the Message Media Feature Tag.
RFC4574: The Session Description Protocol (SDP) Label Attribute.
RFC4588: RTP Retransmission Payload Format.
RFC4598: Real-time Transport Protocol (RTP) Payload Format for Enhanced AC-3 (E-AC-3) Audio.
RFC4612: Real-Time Facsimile (T.38) - audio/t38 MIME Sub-type Registration.