RFC 3840: Indicating User Agent Capabilities in the Session Initiation Protocol (SIP)

This specification defines mechanisms by which a Session Initiation Protocol (SIP) user agent can convey its capabilities and characteristics to other user…

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Outgoing relationships (11 related RFCs)

Normative reference — RFC 3261: SIP: Session Initiation Protocol
Normative reference — RFC 2327: SDP: Session Description Protocol
Normative reference — RFC 2396: Uniform Resource Identifiers (URI): Generic Syntax
Normative reference — RFC 3265: Session Initiation Protocol (SIP)-Specific Event Notification
Normative reference — RFC 2738: Corrections to "A Syntax for Describing Media Feature Sets"
Normative reference — RFC 2987: Registration of Charset and Languages Media Features Tags
Normative reference — RFC 2913: MIME Content Types in Media Feature Expressions
Informative reference — RFC 3428: Session Initiation Protocol (SIP) Extension for Instant Messaging
Informative reference — RFC 3841: Caller Preferences for the Session Initiation Protocol (SIP)
Informative reference — RFC 3842: A Message Summary and Message Waiting Indication Event Package for the Session Initiation Protocol (SIP)
Informative reference — RFC 2703: Protocol-independent Content Negotiation Framework

Incoming relationships (37 related RFCs)

Normatively referenced by — RFC 3856: A Presence Event Package for the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 5627: Obtaining and Using Globally Routable User Agent URIs (GRUUs) in the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 3841: Caller Preferences for the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 8848: Session Signaling for Controlling Multiple Streams for Telepresence (CLUE)
Normatively referenced by — RFC 7701: Multi-party Chat Using the Message Session Relay Protocol (MSRP)
Normatively referenced by — RFC 7865: Session Initiation Protocol (SIP) Recording Metadata
Normatively referenced by — RFC 5688: A Session Initiation Protocol (SIP) Media Feature Tag for MIME Application Subtypes
Normatively referenced by — RFC 7614: Explicit Subscriptions for the REFER Method
Normatively referenced by — RFC 5194: Framework for Real-Time Text over IP Using the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 7463: Shared Appearances of a Session Initiation Protocol (SIP) Address of Record (AOR)
Normatively referenced by — RFC 4508: Conveying Feature Tags with the Session Initiation Protocol (SIP) REFER Method
Normatively referenced by — RFC 4569: Internet Assigned Number Authority (IANA) Registration of the Message Media Feature Tag
Normatively referenced by — RFC 5373: Requesting Answering Modes for the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 5629: A Framework for Application Interaction in the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 6228: Session Initiation Protocol (SIP) Response Code for Indication of Terminated Dialog
Normatively referenced by — RFC 6913: Indicating Fax over IP Capability in the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 7433: A Mechanism for Transporting User-to-User Call Control Information in SIP
Normatively referenced by — RFC 7434: Interworking ISDN Call Control User Information with SIP
Normatively referenced by — RFC 7904: A SIP Usage for REsource LOcation And Discovery (RELOAD)
Normatively referenced by — RFC 9248: Interoperability Profile for Relay User Equipment
Informatively referenced by — RFC 4566: SDP: Session Description Protocol
Informatively referenced by — RFC 4975: The Message Session Relay Protocol (MSRP)
Informatively referenced by — RFC 3903: Session Initiation Protocol (SIP) Extension for Event State Publication
Informatively referenced by — RFC 8866: SDP: Session Description Protocol
Informatively referenced by — RFC 4479: A Data Model for Presence
Informatively referenced by — RFC 6665: SIP-Specific Event Notification
Informatively referenced by — RFC 7852: Additional Data Related to an Emergency Call
Informatively referenced by — RFC 6230: Media Control Channel Framework
Informatively referenced by — RFC 8840: A Session Initiation Protocol (SIP) Usage for Incremental Provisioning of Candidates for the Interactive Connectivity Establishment (Trickle ICE)
Informatively referenced by — RFC 5707: Media Server Markup Language (MSML)
Informatively referenced by — RFC 7866: Session Recording Protocol
Informatively referenced by — RFC 5567: An Architectural Framework for Media Server Control
Informatively referenced by — RFC 6809: Mechanism to Indicate Support of Features and Capabilities in the Session Initiation Protocol (SIP)
Informatively referenced by — RFC 5897: Identification of Communications Services in the Session Initiation Protocol (SIP)
Informatively referenced by — RFC 4596: Guidelines for Usage of the Session Initiation Protocol (SIP) Caller Preferences Extension
Informatively referenced by — RFC 6050: A Session Initiation Protocol (SIP) Extension for the Identification of Services
Informatively referenced by — RFC 6140: Registration for Multiple Phone Numbers in the Session Initiation Protocol (SIP)