RFC 3263: Session Initiation Protocol (SIP): Locating SIP Servers

The Session Initiation Protocol (SIP) uses DNS procedures to allow a client to resolve a SIP Uniform Resource Identifier (URI) into the IP address, port, and…

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Outgoing relationships (4 related RFCs)

Obsoletes, Informative reference — RFC 2543: SIP: Session Initiation Protocol
Normative reference — RFC 3261: SIP: Session Initiation Protocol
Normative reference — RFC 2782: A DNS RR for specifying the location of services (DNS SRV)
Normative reference — RFC 2915: The Naming Authority Pointer (NAPTR) DNS Resource Record

Incoming relationships (27 related RFCs)

Updated by, Informatively referenced by — RFC 8553: DNS Attrleaf Changes: Fixing Specifications That Use Underscored Node Names
Updated by, Normatively referenced by — RFC 7984: Locating Session Initiation Protocol (SIP) Servers in a Dual-Stack IP Network
Normatively referenced by — RFC 3261: SIP: Session Initiation Protocol
Normatively referenced by — RFC 5627: Obtaining and Using Globally Routable User Agent URIs (GRUUs) in the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 8224: Authenticated Identity Management in the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 6230: Media Control Channel Framework
Normatively referenced by — RFC 5923: Connection Reuse in the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 5924: Extended Key Usage (EKU) for Session Initiation Protocol (SIP) X.509 Certificates
Normatively referenced by — RFC 6406: Session PEERing for Multimedia INTerconnect (SPEERMINT) Architecture
Normatively referenced by — RFC 7118: The WebSocket Protocol as a Transport for the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 5658: Addressing Record-Route Issues in the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 5947: Requirements for Multiple Address of Record (AOR) Reachability Information in the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 6795: A Session Initiation Protocol (SIP) Event Package for Session-Specific Policies
Normatively referenced by — RFC 3944: H.350 Directory Services
Normatively referenced by — RFC 4123: Session Initiation Protocol (SIP)-H.323 Interworking Requirements
Normatively referenced by — RFC 6140: Registration for Multiple Phone Numbers in the Session Initiation Protocol (SIP)
Normatively referenced by — RFC 6216: Example Call Flows Using Session Initiation Protocol (SIP) Security Mechanisms
Normatively referenced by — RFC 9248: Interoperability Profile for Relay User Equipment
Informatively referenced by — RFC 5922: Domain Certificates in the Session Initiation Protocol (SIP)
Informatively referenced by — RFC 5057: Multiple Dialog Usages in the Session Initiation Protocol
Informatively referenced by — RFC 5567: An Architectural Framework for Media Server Control
Informatively referenced by — RFC 4740: Diameter Session Initiation Protocol (SIP) Application
Informatively referenced by — RFC 6271: Requirements for SIP-Based Session Peering
Informatively referenced by — RFC 3910: The SPIRITS (Services in PSTN requesting Internet Services) Protocol
Informatively referenced by — RFC 5346: Operational Requirements for ENUM-Based Softswitch Use
Informatively referenced by — RFC 6461: Data for Reachability of Inter-/Intra-NetworK SIP (DRINKS) Use Cases and Protocol Requirements
Informatively referenced by — RFC 7904: A SIP Usage for REsource LOcation And Discovery (RELOAD)