RFC 6223: Indication of Support for Keep-Alive

This specification defines a new Session Initiation Protocol (SIP) Via header field parameter, "keep", which allows adjacent SIP entities to explicitly…

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Outgoing relationships (9 related RFCs)

Normative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels
Normative reference — RFC 3261: SIP: Session Initiation Protocol
Normative reference — RFC 5234: Augmented BNF for Syntax Specifications: ABNF
Normative reference — RFC 5389: Session Traversal Utilities for NAT (STUN)
Normative reference — RFC 5626: Managing Client-Initiated Connections in the Session Initiation Protocol (SIP)
Informative reference — RFC 5246: The Transport Layer Security (TLS) Protocol Version 1.2
Informative reference — RFC 4347: Datagram Transport Layer Security
Informative reference — RFC 3968: The Internet Assigned Number Authority (IANA) Header Field Parameter Registry for the Session Initiation Protocol (SIP)
Informative reference — RFC 5923: Connection Reuse in the Session Initiation Protocol (SIP)

Incoming relationships (1 related RFC)

Informatively referenced by — RFC 7118: The WebSocket Protocol as a Transport for the Session Initiation Protocol (SIP)