| 6795 | A Session Initiation Protocol (SIP) Event Package for Session-Specific PoliciesV. Hilt, G. Camarillo | Proposed Standard | December 2012 |
| 6157 | IPv6 Transition in the Session Initiation Protocol (SIP)G. Camarillo, K. El Malki, V. Gurbani | Proposed Standard | April 2011 |
| 6080 | A Framework for Session Initiation Protocol User Agent Profile DeliveryD. Petrie, S. Channabasappa, Ed. | Proposed Standard | March 2011 |
| 6035 | Session Initiation Protocol Event Package for Voice Quality ReportingA. Pendleton, A. Clark, A. Johnston, H. Sinnreich | Proposed Standard | November 2010 |
| 5897 | Identification of Communications Services in the Session Initiation Protocol (SIP)J. Rosenberg | Informational | June 2010 |
| 5876 | Updates to Asserted Identity in the Session Initiation Protocol (SIP)J. Elwell | Informational | April 2010 |
| 5853 | Requirements from Session Initiation Protocol (SIP) Session Border Control (SBC) DeploymentsJ. Hautakorpi, Ed., G. Camarillo, R. Penfield, A. Hawrylyshen, M. Bhatia | Informational | April 2010 |
| 5850 | A Call Control and Multi-Party Usage Framework for the Session Initiation Protocol (SIP)R. Mahy, R. Sparks, J. Rosenberg, D. Petrie, A. Johnston, Ed. | Informational | May 2010 |
| 5629 | A Framework for Application Interaction in the Session Initiation Protocol (SIP)J. Rosenberg | Proposed Standard | October 2009 |
| 5628 | Registration Event Package Extension for Session Initiation Protocol (SIP) Globally Routable User Agent URIs (GRUUs)P. Kyzivat | Proposed Standard | October 2009 |
| 5589 | Session Initiation Protocol (SIP) Call Control - TransferR. Sparks, A. Johnston, Ed., D. Petrie | Best Current Practice | June 2009 |
| 5407 | Example Call Flows of Race Conditions in the Session Initiation Protocol (SIP)M. Hasebe, J. Koshiko, Y. Suzuki, T. Yoshikawa, P. Kyzivat | Best Current Practice | December 2008 |
| 5390 | Requirements for Management of Overload in the Session Initiation ProtocolJ. Rosenberg | Informational | December 2008 |
| 5370 | The Session Initiation Protocol (SIP) Conference Bridge Transcoding ModelG. Camarillo | Proposed Standard | October 2008 |
| 5369 | Framework for Transcoding with the Session Initiation Protocol (SIP)G. Camarillo | Informational | October 2008 |
| 5364 | Extensible Markup Language (XML) Format Extension for Representing Copy Control Attributes in Resource ListsM. Garcia-Martin, G. Camarillo | Proposed Standard | October 2008 |
| 5363 | Framework and Security Considerations for Session Initiation Protocol (SIP) URI-List ServicesG. Camarillo, A.B. Roach | Proposed Standard | October 2008 |
| 5362 | The Session Initiation Protocol (SIP) Pending Additions Event PackageG. Camarillo | Proposed Standard | October 2008 |
| 5361 | A Document Format for Requesting ConsentG. Camarillo | Proposed Standard | October 2008 |
| 5359 | Session Initiation Protocol Service ExamplesA. Johnston, Ed., R. Sparks, C. Cunningham, S. Donovan, K. Summers | Best Current Practice | October 2008 |
| 5194 | Framework for Real-Time Text over IP Using the Session Initiation Protocol (SIP)A. van Wijk, Ed., G. Gybels, Ed. | Informational | June 2008 |
| 5118 | Session Initiation Protocol (SIP) Torture Test Messages for Internet Protocol Version 6 (IPv6)V. Gurbani, C. Boulton, R. Sparks | Informational | February 2008 |
| 5057 | Multiple Dialog Usages in the Session Initiation ProtocolR. Sparks | Informational | November 2007 |
| 5039 | The Session Initiation Protocol (SIP) and SpamJ. Rosenberg, C. Jennings | Informational | January 2008 |
| 4730 | A Session Initiation Protocol (SIP) Event Package for Key Press Stimulus (KPML)E. Burger, M. Dolly | Proposed Standard | November 2006 |
| 4596 | Guidelines for Usage of the Session Initiation Protocol (SIP) Caller Preferences ExtensionJ. Rosenberg, P. Kyzivat | Informational | July 2006 |
| 4579 | Session Initiation Protocol (SIP) Call Control - Conferencing for User AgentsA. Johnston, O. Levin | Best Current Practice | August 2006 |
| 4575 | A Session Initiation Protocol (SIP) Event Package for Conference StateJ. Rosenberg, H. Schulzrinne, O. Levin, Ed. | Proposed Standard | August 2006 |
| 4569 | Internet Assigned Number Authority (IANA) Registration of the Message Media Feature TagG. Camarillo | Informational | July 2006 |
| 4497 | Interworking between the Session Initiation Protocol (SIP) and QSIGJ. Elwell, F. Derks, P. Mourot, O. Rousseau | Best Current Practice | May 2006 |
| 4484 | Trait-Based Authorization Requirements for the Session Initiation Protocol (SIP)J. Peterson, J. Polk, D. Sicker, H. Tschofenig | Informational | August 2006 |
| 4475 | Session Initiation Protocol (SIP) Torture Test MessagesR. Sparks, Ed., A. Hawrylyshen, A. Johnston, J. Rosenberg, H. Schulzrinne | Informational | May 2006 |
| 4453 | Requirements for Consent-Based Communications in the Session Initiation Protocol (SIP)J. Rosenberg, G. Camarillo, Ed., D. Willis | Informational | April 2006 |
| 4411 | Extending the Session Initiation Protocol (SIP) Reason Header for Preemption EventsJ. Polk | Proposed Standard | February 2006 |
| 4353 | A Framework for Conferencing with the Session Initiation Protocol (SIP)J. Rosenberg | Informational | February 2006 |
| 4245 | High-Level Requirements for Tightly Coupled SIP ConferencingO. Levin, R. Even | Informational | November 2005 |
| 4235 | An INVITE-Initiated Dialog Event Package for the Session Initiation Protocol (SIP)J. Rosenberg, H. Schulzrinne, R. Mahy, Ed. | Proposed Standard | November 2005 |
| 4189 | Requirements for End-to-Middle Security for the Session Initiation Protocol (SIP)K. Ono, S. Tachimoto | Informational | October 2005 |
| 4117 | Transcoding Services Invocation in the Session Initiation Protocol (SIP) Using Third Party Call Control (3pcc)G. Camarillo, E. Burger, H. Schulzrinne, A. van Wijk | Informational | June 2005 |
| 4083 | Input 3rd-Generation Partnership Project (3GPP) Release 5 Requirements on the Session Initiation Protocol (SIP)M. Garcia-Martin | Informational | May 2005 |
| 3960 | Early Media and Ringing Tone Generation in the Session Initiation Protocol (SIP)G. Camarillo, H. Schulzrinne | Informational | December 2004 |
| 3959 | The Early Session Disposition Type for the Session Initiation Protocol (SIP)G. Camarillo | Proposed Standard | December 2004 |
| 3842 | A Message Summary and Message Waiting Indication Event Package for the Session Initiation Protocol (SIP)R. Mahy | Proposed Standard | August 2004 |
| 3824 | Using E.164 numbers with the Session Initiation Protocol (SIP)J. Peterson, H. Liu, J. Yu, B. Campbell | Informational | June 2004 |
| 3725 | Best Current Practices for Third Party Call Control (3pcc) in the Session Initiation Protocol (SIP)J. Rosenberg, J. Peterson, H. Schulzrinne, G. Camarillo | Best Current Practice | April 2004 |
| 3702 | Authentication, Authorization, and Accounting Requirements for the Session Initiation Protocol (SIP)J. Loughney, G. Camarillo | Informational | February 2004 |
| 3680 | A Session Initiation Protocol (SIP) Event Package for RegistrationsJ. Rosenberg | Proposed Standard | March 2004 |
| 3666 | Session Initiation Protocol (SIP) Public Switched Telephone Network (PSTN) Call FlowsA. Johnston, S. Donovan, R. Sparks, C. Cunningham, K. Summers | Best Current Practice | January 2004 |
| 3665 | Session Initiation Protocol (SIP) Basic Call Flow ExamplesA. Johnston, S. Donovan, R. Sparks, C. Cunningham, K. Summers | Best Current Practice | January 2004 |
| 3578 | Mapping of Integrated Services Digital Network (ISDN) User Part (ISUP) Overlap Signalling to the Session Initiation Protocol (SIP)G. Camarillo, A. B. Roach, J. Peterson, L. Ong | Proposed Standard | August 2003 |
| 3485 | The Session Initiation Protocol (SIP) and Session Description Protocol (SDP) Static Dictionary for Signaling Compression (SigComp)M. Garcia-Martin, C. Bormann, J. Ott, R. Price, A. B. Roach | Proposed Standard | March 2003 |
| 3398 | Integrated Services Digital Network (ISDN) User Part (ISUP) to Session Initiation Protocol (SIP) MappingG. Camarillo, A. B. Roach, J. Peterson, L. Ong | Proposed Standard | December 2002 |
| 3372 | Session Initiation Protocol for Telephones (SIP-T): Context and ArchitecturesA. Vemuri, J. Peterson | Best Current Practice | September 2002 |
| 3351 | User Requirements for the Session Initiation Protocol (SIP) in Support of Deaf, Hard of Hearing and Speech-impaired IndividualsN. Charlton, M. Gasson, G. Gybels, M. Spanner, A. van Wijk | Informational | August 2002 |
| 3324 | Short Term Requirements for Network Asserted IdentityM. Watson | Informational | December 2002 |