| 1112 | Host extensions for IP multicastingS.E. Deering | Internet Standard | August 1989 |
| 3022 | Traditional IP Network Address Translator (Traditional NAT)P. Srisuresh, K. Egevang | Informational | January 2001 |
| 3550 | RTP: A Transport Protocol for Real-Time ApplicationsH. Schulzrinne, S. Casner, R. Frederick, V. Jacobson | Internet Standard | July 2003 |
| 3569 | An Overview of Source-Specific Multicast (SSM)S. Bhattacharyya, Ed. | Informational | July 2003 |
| 3711 | The Secure Real-time Transport Protocol (SRTP)M. Baugher, D. McGrew, M. Naslund, E. Carrara, K. Norrman | Proposed Standard | March 2004 |
| 4575 | A Session Initiation Protocol (SIP) Event Package for Conference StateJ. Rosenberg, H. Schulzrinne, O. Levin, Ed. | Proposed Standard | August 2006 |
| 4585 | Extended RTP Profile for Real-time Transport Control Protocol (RTCP)-Based Feedback (RTP/AVPF)J. Ott, S. Wenger, N. Sato, C. Burmeister, J. Rey | Proposed Standard | July 2006 |
| 4607 | Source-Specific Multicast for IPH. Holbrook, B. Cain | Proposed Standard | August 2006 |
| 5104 | Codec Control Messages in the RTP Audio-Visual Profile with Feedback (AVPF)S. Wenger, U. Chandra, M. Westerlund, B. Burman | Proposed Standard | February 2008 |
| 5117 | RTP TopologiesM. Westerlund, S. Wenger · obsoleted by RFC 7667 | Informational | January 2008 |
| 5285 | A General Mechanism for RTP Header ExtensionsD. Singer, H. Desineni · obsoleted by RFC 8285 | Proposed Standard | July 2008 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 5760 | RTP Control Protocol (RTCP) Extensions for Single-Source Multicast Sessions with Unicast FeedbackJ. Ott, J. Chesterfield, E. Schooler | Proposed Standard | February 2010 |
| 5766 | Traversal Using Relays around NAT (TURN): Relay Extensions to Session Traversal Utilities for NAT (STUN)R. Mahy, P. Matthews, J. Rosenberg · obsoleted by RFC 8656 | Proposed Standard | April 2010 |
| 6285 | Unicast-Based Rapid Acquisition of Multicast RTP SessionsB. Ver Steeg, A. Begen, T. Van Caenegem, Z. Vax | Proposed Standard | June 2011 |
| 6465 | A Real-time Transport Protocol (RTP) Header Extension for Mixer-to-Client Audio Level IndicationE. Ivov, Ed., E. Marocco, Ed., J. Lennox | Proposed Standard | December 2011 |
| 7201 | Options for Securing RTP SessionsM. Westerlund, C. Perkins | Informational | April 2014 |
| 7656 | A Taxonomy of Semantics and Mechanisms for Real-Time Transport Protocol (RTP) SourcesJ. Lennox, K. Gross, S. Nandakumar, G. Salgueiro, B. Burman, Ed. | Informational | November 2015 |