RFC 5761: Multiplexing RTP Data and Control Packets on a Single Port

This memo discusses issues that arise when multiplexing RTP data packets and RTP Control Protocol (RTCP) packets on a single UDP port. It updates RFC 3550 and…

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Outgoing relationships (2 related RFCs)

Updates — RFC 3550: RTP: A Transport Protocol for Real-Time Applications
Updates — RFC 3551: RTP Profile for Audio and Video Conferences with Minimal Control

Incoming relationships (27 related RFCs)

Updated by, Normatively referenced by — RFC 8858: Indicating Exclusive Support of RTP and RTP Control Protocol (RTCP) Multiplexing Using the Session Description Protocol (SDP)
Updated by — RFC 8035: Session Description Protocol (SDP) Offer/Answer Clarifications for RTP/RTCP Multiplexing
Normatively referenced by — RFC 5764: Datagram Transport Layer Security (DTLS) Extension to Establish Keys for the Secure Real-time Transport Protocol (SRTP)
Normatively referenced by — RFC 8843: Negotiating Media Multiplexing Using the Session Description Protocol (SDP)
Normatively referenced by — RFC 5762: RTP and the Datagram Congestion Control Protocol (DCCP)
Normatively referenced by — RFC 6263: Application Mechanism for Keeping Alive the NAT Mappings Associated with RTP / RTP Control Protocol (RTCP) Flows
Normatively referenced by — RFC 8829: JavaScript Session Establishment Protocol (JSEP)
Normatively referenced by — RFC 6285: Unicast-Based Rapid Acquisition of Multicast RTP Sessions
Normatively referenced by — RFC 8840: A Session Initiation Protocol (SIP) Usage for Incremental Provisioning of Candidates for the Interactive Connectivity Establishment (Trickle ICE)
Normatively referenced by — RFC 6284: Port Mapping between Unicast and Multicast RTP Sessions
Normatively referenced by — RFC 6947: The Session Description Protocol (SDP) Alternate Connectivity (ALTC) Attribute
Normatively referenced by — RFC 8872: Guidelines for Using the Multiplexing Features of RTP to Support Multiple Media Streams
Normatively referenced by — RFC 9143: Negotiating Media Multiplexing Using the Session Description Protocol (SDP)
Normatively referenced by — RFC 8079: Guidelines for End-to-End Support of the RTP Control Protocol (RTCP) in Back-to-Back User Agents (B2BUAs)
Informatively referenced by — RFC 5245: Interactive Connectivity Establishment (ICE): A Protocol for Network Address Translator (NAT) Traversal for Offer/Answer Protocols
Informatively referenced by — RFC 7657: Differentiated Services (Diffserv) and Real-Time Communication
Informatively referenced by — RFC 5763: Framework for Establishing a Secure Real-time Transport Protocol (SRTP) Security Context Using Datagram Transport Layer Security (DTLS)
Informatively referenced by — RFC 8859: A Framework for Session Description Protocol (SDP) Attributes When Multiplexing
Informatively referenced by — RFC 8825: Overview: Real-Time Protocols for Browser-Based Applications
Informatively referenced by — RFC 8844: Unknown Key-Share Attacks on Uses of TLS with the Session Description Protocol (SDP)
Informatively referenced by — RFC 8848: Session Signaling for Controlling Multiple Streams for Telepresence (CLUE)
Informatively referenced by — RFC 6773: DCCP-UDP: A Datagram Congestion Control Protocol UDP Encapsulation for NAT Traversal
Informatively referenced by — RFC 7866: Session Recording Protocol
Informatively referenced by — RFC 6128: RTP Control Protocol (RTCP) Port for Source-Specific Multicast (SSM) Sessions
Informatively referenced by — RFC 7879: DTLS-SRTP Handling in SIP Back-to-Back User Agents
Informatively referenced by — RFC 5968: Guidelines for Extending the RTP Control Protocol (RTCP)
Informatively referenced by — RFC 9607: RTP Payload Format for the Secure Communication Interoperability Protocol (SCIP) Codec