| 4712 | Transport Mappings for Real-time Application Quality-of-Service Monitoring (RAQMON) Protocol Data Unit (PDU)A. Siddiqui, D. Romascanu, E. Golovinsky, M. Rahman, Y. Kim | Proposed Standard | October 2006 |
| 3714 | IAB Concerns Regarding Congestion Control for Voice Traffic in the InternetS. Floyd, Ed., J. Kempf, Ed. | Informational | March 2004 |
| 3599 | Request for Comments Summary RFC Numbers 3500-3599S. Ginoza | Informational | December 2003 |
| 3551 | RTP Profile for Audio and Video Conferences with Minimal ControlH. Schulzrinne, S. Casner | Internet Standard | July 2003 |
| 3525 | Gateway Control Protocol Version 1C. Groves, Ed., M. Pantaleo, Ed., T. Anderson, Ed., T. Taylor, Ed. · obsoleted by RFC 5125 | Historic | June 2003 |
| 3497 | RTP Payload Format for Society of Motion Picture and Television Engineers (SMPTE) 292M VideoL. Gharai, C. Perkins, G. Goncher, A. Mankin | Proposed Standard | March 2003 |
| 3435 | Media Gateway Control Protocol (MGCP) Version 1.0F. Andreasen, B. Foster | Informational | January 2003 |
| 3389 | Real-time Transport Protocol (RTP) Payload for Comfort Noise (CN)R. Zopf | Proposed Standard | October 2002 |
| 3267 | Real-Time Transport Protocol (RTP) Payload Format and File Storage Format for the Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio CodecsJ. Sjoberg, M. Westerlund, A. Lakaniemi, Q. Xie · obsoleted by RFC 4867 | Proposed Standard | July 2002 |
| 3264 | An Offer/Answer Model with Session Description Protocol (SDP)J. Rosenberg, H. Schulzrinne | Proposed Standard | July 2002 |
| 3190 | RTP Payload Format for 12-bit DAT Audio and 20- and 24-bit Linear Sampled AudioK. Kobayashi, A. Ogawa, S. Casner, C. Bormann | Proposed Standard | January 2002 |
| 3189 | RTP Payload Format for DV (IEC 61834) VideoK. Kobayashi, A. Ogawa, S. Casner, C. Bormann · obsoleted by RFC 6469 | Proposed Standard | January 2002 |
| 3158 | RTP Testing StrategiesC. Perkins, J. Rosenberg, H. Schulzrinne | Informational | August 2001 |
| 3119 | A More Loss-Tolerant RTP Payload Format for MP3 AudioR. Finlayson · obsoleted by RFC 5219 | Proposed Standard | June 2001 |
| 3108 | Conventions for the use of the Session Description Protocol (SDP) for ATM Bearer ConnectionsR. Kumar, M. Mostafa | Proposed Standard | May 2001 |
| 3015 | Megaco Protocol Version 1.0F. Cuervo, N. Greene, A. Rayhan, C. Huitema, B. Rosen, J. Segers · obsoleted by RFC 3525 | Proposed Standard | November 2000 |
| 3003 | The audio/mpeg Media TypeM. Nilsson | Proposed Standard | November 2000 |
| 2885 | Megaco Protocol version 0.8F. Cuervo, N. Greene, C. Huitema, A. Rayhan, B. Rosen, J. Segers · obsoleted by RFC 3015 | Historic | August 2000 |
| 2833 | RTP Payload for DTMF Digits, Telephony Tones and Telephony SignalsH. Schulzrinne, S. Petrack · obsoleted by RFC 4733, RFC 4734 | Proposed Standard | May 2000 |
| 2705 | Media Gateway Control Protocol (MGCP) Version 1.0M. Arango, A. Dugan, I. Elliott, C. Huitema, S. Pickett · obsoleted by RFC 3435 | Informational | October 1999 |
| 2658 | RTP Payload Format for PureVoice(tm) AudioK. McKay | Proposed Standard | August 1999 |
| 2626 | The Internet and the Millennium Problem (Year 2000)P. Nesser II | Informational | June 1999 |
| 2586 | The Audio/L16 MIME content typeJ. Salsman, H. Alvestrand | Informational | May 1999 |
| 2543 | SIP: Session Initiation ProtocolM. Handley, H. Schulzrinne, E. Schooler, J. Rosenberg · obsoleted by RFC 3261, RFC 3262, RFC 3263, RFC 3264, RFC 3265 | Proposed Standard | March 1999 |
| 2435 | RTP Payload Format for JPEG-compressed VideoL. Berc, W. Fenner, R. Frederick, S. McCanne, P. Stewart | Proposed Standard | October 1998 |
| 2431 | RTP Payload Format for BT.656 Video EncodingD. Tynan | Proposed Standard | October 1998 |
| 2429 | RTP Payload Format for the 1998 Version of ITU-T Rec. H.263 Video (H.263+)C. Bormann, L. Cline, G. Deisher, T. Gardos, C. Maciocco, D. Newell, J. Ott, G. Sullivan, S. Wenger, C. Zhu · obsoleted by RFC 4629 | Proposed Standard | October 1998 |
| 2361 | WAVE and AVI Codec RegistriesE. Fleischman | Informational | June 1998 |
| 2327 | SDP: Session Description ProtocolM. Handley, V. Jacobson · obsoleted by RFC 4566 | Proposed Standard | April 1998 |
| 2326 | Real Time Streaming Protocol (RTSP)H. Schulzrinne, A. Rao, R. Lanphier · obsoleted by RFC 7826 | Proposed Standard | April 1998 |
| 2250 | RTP Payload Format for MPEG1/MPEG2 VideoD. Hoffman, G. Fernando, V. Goyal, M. Civanlar | Proposed Standard | January 1998 |
| 2198 | RTP Payload for Redundant Audio DataC. Perkins, I. Kouvelas, O. Hodson, V. Hardman, M. Handley, J.C. Bolot, A. Vega-Garcia, S. Fosse-Parisis | Proposed Standard | September 1997 |
| 2190 | RTP Payload Format for H.263 Video StreamsC. Zhu | Historic | September 1997 |
| 2038 | RTP Payload Format for MPEG1/MPEG2 VideoD. Hoffman, G. Fernando, V. Goyal · obsoleted by RFC 2250 | Proposed Standard | October 1996 |
| 2032 | RTP Payload Format for H.261 Video StreamsT. Turletti, C. Huitema · obsoleted by RFC 4587 | Proposed Standard | October 1996 |
| 2029 | RTP Payload Format of Sun's CellB Video EncodingM. Speer, D. Hoffman | Proposed Standard | October 1996 |