| 8876 | Non-interactive Emergency CallsB. Rosen, H. Schulzrinne, H. Tschofenig, R. Gellens | Proposed Standard | September 2020 |
| 8197 | A SIP Response Code for Unwanted CallsH. Schulzrinne | Proposed Standard | July 2017 |
| 7904 | A SIP Usage for REsource LOcation And Discovery (RELOAD)C. Jennings, B. Lowekamp, E. Rescorla, S. Baset, H. Schulzrinne, T. Schmidt, Ed. | Proposed Standard | October 2016 |
| 7826 | Real-Time Streaming Protocol Version 2.0H. Schulzrinne, A. Rao, R. Lanphier, M. Westerlund, M. Stiemerling, Ed. | Proposed Standard | December 2016 |
| 7406 | Extensions to the Emergency Services Architecture for Dealing With Unauthenticated and Unauthorized DevicesH. Schulzrinne, S. McCann, G. Bajko, H. Tschofenig, D. Kroeselberg | Informational | December 2014 |
| 7378 | Trustworthy LocationH. Tschofenig, H. Schulzrinne, B. Aboba, Ed. | Informational | December 2014 |
| 7340 | Secure Telephone Identity Problem Statement and RequirementsJ. Peterson, H. Schulzrinne, H. Tschofenig | Informational | September 2014 |
| 7339 | Session Initiation Protocol (SIP) Overload ControlV. Gurbani, Ed., V. Hilt, H. Schulzrinne | Proposed Standard | September 2014 |
| 7200 | A Session Initiation Protocol (SIP) Load-Control Event PackageC. Shen, H. Schulzrinne, A. Koike | Proposed Standard | April 2014 |
| 7090 | Public Safety Answering Point (PSAP) CallbackH. Schulzrinne, H. Tschofenig, C. Holmberg, M. Patel | Proposed Standard | April 2014 |
| 6940 | REsource LOcation And Discovery (RELOAD) Base ProtocolC. Jennings, B. Lowekamp, Ed., E. Rescorla, S. Baset, H. Schulzrinne | Proposed Standard | January 2014 |
| 6772 | Geolocation Policy: A Document Format for Expressing Privacy Preferences for Location InformationH. Schulzrinne, Ed., H. Tschofenig, Ed., J. Cuellar, J. Polk, J. Morris, M. Thomson | Proposed Standard | January 2013 |
| 6753 | A Location Dereference Protocol Using HTTP-Enabled Location Delivery (HELD)J. Winterbottom, H. Tschofenig, H. Schulzrinne, M. Thomson | Proposed Standard | October 2012 |
| 6739 | Synchronizing Service Boundaries and <mapping> Elements Based on the Location-to-Service Translation (LoST) ProtocolH. Schulzrinne, H. Tschofenig | Experimental | October 2012 |
| 6503 | Centralized Conferencing Manipulation ProtocolM. Barnes, C. Boulton, S. Romano, H. Schulzrinne | Proposed Standard | March 2012 |
| 6451 | Location-to-Service Translation (LoST) Protocol ExtensionsA. Forte, H. Schulzrinne | Experimental | December 2011 |
| 6444 | Location Hiding: Problem Statement and RequirementsH. Schulzrinne, L. Liess, H. Tschofenig, B. Stark, A. Kuett | Informational | January 2012 |
| 6443 | Framework for Emergency Calling Using Internet MultimediaB. Rosen, H. Schulzrinne, J. Polk, A. Newton | Informational | December 2011 |
| 6280 | An Architecture for Location and Location Privacy in Internet ApplicationsR. Barnes, M. Lepinski, A. Cooper, J. Morris, H. Tschofenig, H. Schulzrinne | Best Current Practice | July 2011 |
| 6252 | A Framework of Media-Independent Pre-Authentication (MPA) for Inter-Domain Handover OptimizationA. Dutta, Ed., V. Fajardo, Y. Ohba, K. Taniuchi, H. Schulzrinne | Informational | June 2011 |
| 5979 | NSIS Operation over IP TunnelsC. Shen, H. Schulzrinne, S. Lee, J. Bang | Experimental | March 2011 |
| 5971 | GIST: General Internet Signalling TransportH. Schulzrinne, R. Hancock | Experimental | October 2010 |
| 5962 | Dynamic Extensions to the Presence Information Data Format Location Object (PIDF-LO)H. Schulzrinne, V. Singh, H. Tschofenig, M. Thomson | Proposed Standard | September 2010 |
| 5888 | The Session Description Protocol (SDP) Grouping FrameworkG. Camarillo, H. Schulzrinne | Proposed Standard | June 2010 |
| 5765 | Security Issues and Solutions in Peer-to-Peer Systems for Realtime CommunicationsH. Schulzrinne, E. Marocco, E. Ivov | Informational | February 2010 |
| 5687 | GEOPRIV Layer 7 Location Configuration Protocol: Problem Statement and RequirementsH. Tschofenig, H. Schulzrinne | Informational | March 2010 |
| 5631 | Session Initiation Protocol (SIP) Session MobilityR. Shacham, H. Schulzrinne, S. Thakolsri, W. Kellerer | Informational | October 2009 |
| 5582 | Location-to-URL Mapping Architecture and FrameworkH. Schulzrinne | Informational | September 2009 |
| 5244 | Definition of Events for Channel-Oriented Telephony SignallingH. Schulzrinne, T. Taylor | Proposed Standard | June 2008 |
| 5223 | Discovering Location-to-Service Translation (LoST) Servers Using the Dynamic Host Configuration Protocol (DHCP)H. Schulzrinne, J. Polk, H. Tschofenig | Proposed Standard | August 2008 |
| 5222 | LoST: A Location-to-Service Translation ProtocolT. Hardie, A. Newton, H. Schulzrinne, H. Tschofenig | Proposed Standard | August 2008 |
| 5069 | Security Threats and Requirements for Emergency Call Marking and MappingT. Taylor, Ed., H. Tschofenig, H. Schulzrinne, M. Shanmugam | Informational | January 2008 |
| 5031 | A Uniform Resource Name (URN) for Emergency and Other Well-Known ServicesH. Schulzrinne | Proposed Standard | January 2008 |
| 5012 | Requirements for Emergency Context Resolution with Internet TechnologiesH. Schulzrinne, R. Marshall, Ed. | Informational | January 2008 |
| 4776 | Dynamic Host Configuration Protocol (DHCPv4 and DHCPv6) Option for Civic Addresses Configuration InformationH. Schulzrinne | Proposed Standard | November 2006 |
| 4745 | Common Policy: A Document Format for Expressing Privacy PreferencesH. Schulzrinne, H. Tschofenig, J. Morris, J. Cuellar, J. Polk, J. Rosenberg | Proposed Standard | February 2007 |
| 4734 | Definition of Events for Modem, Fax, and Text Telephony SignalsH. Schulzrinne, T. Taylor | Proposed Standard | December 2006 |
| 4733 | RTP Payload for DTMF Digits, Telephony Tones, and Telephony SignalsH. Schulzrinne, T. Taylor | Proposed Standard | December 2006 |
| 4676 | Dynamic Host Configuration Protocol (DHCPv4 and DHCPv6) Option for Civic Addresses Configuration InformationH. Schulzrinne · obsoleted by RFC 4776 | Proposed Standard | October 2006 |
| 4589 | Location Types RegistryH. Schulzrinne, H. Tschofenig | Proposed Standard | July 2006 |
| 4575 | A Session Initiation Protocol (SIP) Event Package for Conference StateJ. Rosenberg, H. Schulzrinne, O. Levin, Ed. | Proposed Standard | August 2006 |
| 4485 | Guidelines for Authors of Extensions to the Session Initiation Protocol (SIP)J. Rosenberg, H. Schulzrinne | Informational | May 2006 |
| 4482 | CIPID: Contact Information for the Presence Information Data FormatH. Schulzrinne | Proposed Standard | July 2006 |
| 4481 | Timed Presence Extensions to the Presence Information Data Format (PIDF) to Indicate Status Information for Past and Future Time IntervalsH. Schulzrinne | Proposed Standard | July 2006 |
| 4480 | RPID: Rich Presence Extensions to the Presence Information Data Format (PIDF)H. Schulzrinne, V. Gurbani, P. Kyzivat, J. Rosenberg | Proposed Standard | July 2006 |
| 4475 | Session Initiation Protocol (SIP) Torture Test MessagesR. Sparks, Ed., A. Hawrylyshen, A. Johnston, J. Rosenberg, H. Schulzrinne | Informational | May 2006 |
| 4473 | Requirements for Internet Media Guides (IMGs)Y. Nomura, R. Walsh, J-P. Luoma, J. Ott, H. Schulzrinne | Informational | May 2006 |
| 4435 | A Framework for the Usage of Internet Media Guides (IMGs)Y. Nomura, R. Walsh, J-P. Luoma, H. Asaeda, H. Schulzrinne | Informational | April 2006 |
| 4412 | Communications Resource Priority for the Session Initiation Protocol (SIP)H. Schulzrinne, J. Polk | Proposed Standard | February 2006 |
| 4376 | Requirements for Floor Control ProtocolsP. Koskelainen, J. Ott, H. Schulzrinne, X. Wu | Informational | February 2006 |
| 4235 | An INVITE-Initiated Dialog Event Package for the Session Initiation Protocol (SIP)J. Rosenberg, H. Schulzrinne, R. Mahy, Ed. | Proposed Standard | November 2005 |
| 4168 | The Stream Control Transmission Protocol (SCTP) as a Transport for the Session Initiation Protocol (SIP)J. Rosenberg, H. Schulzrinne, G. Camarillo | Proposed Standard | October 2005 |
| 4123 | Session Initiation Protocol (SIP)-H.323 Interworking RequirementsH. Schulzrinne, C. Agboh | Informational | July 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 |
| 3994 | Indication of Message Composition for Instant MessagingH. Schulzrinne | Proposed Standard | February 2005 |
| 3966 | The tel URI for Telephone NumbersH. Schulzrinne | Proposed Standard | December 2004 |
| 3960 | Early Media and Ringing Tone Generation in the Session Initiation Protocol (SIP)G. Camarillo, H. Schulzrinne | Informational | December 2004 |
| 3880 | Call Processing Language (CPL): A Language for User Control of Internet Telephony ServicesJ. Lennox, X. Wu, H. Schulzrinne | Proposed Standard | November 2004 |
| 3841 | Caller Preferences for the Session Initiation Protocol (SIP)J. Rosenberg, H. Schulzrinne, P. Kyzivat | Proposed Standard | August 2004 |
| 3840 | Indicating User Agent Capabilities in the Session Initiation Protocol (SIP)J. Rosenberg, H. Schulzrinne, P. Kyzivat | Proposed Standard | August 2004 |
| 3832 | Remote Service Discovery in the Service Location Protocol (SLP) via DNS SRVW. Zhao, H. Schulzrinne, E. Guttman, C. Bisdikian, W. Jerome | Experimental | July 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 |
| 3581 | An Extension to the Session Initiation Protocol (SIP) for Symmetric Response RoutingJ. Rosenberg, H. Schulzrinne | Proposed Standard | August 2003 |
| 3551 | RTP Profile for Audio and Video Conferences with Minimal ControlH. Schulzrinne, S. Casner | Internet Standard | July 2003 |
| 3550 | RTP: A Transport Protocol for Real-Time ApplicationsH. Schulzrinne, S. Casner, R. Frederick, V. Jacobson | Internet Standard | July 2003 |
| 3528 | Mesh-enhanced Service Location Protocol (mSLP)W. Zhao, H. Schulzrinne, E. Guttman | Experimental | May 2003 |
| 3487 | Requirements for Resource Priority Mechanisms for the Session Initiation Protocol (SIP)H. Schulzrinne | Informational | March 2003 |
| 3428 | Session Initiation Protocol (SIP) Extension for Instant MessagingB. Campbell, Ed., J. Rosenberg, H. Schulzrinne, C. Huitema, D. Gurle | Proposed Standard | December 2002 |
| 3421 | Select and Sort Extensions for the Service Location Protocol (SLP)W. Zhao, H. Schulzrinne, E. Guttman, C. Bisdikian, W. Jerome | Experimental | November 2002 |
| 3388 | Grouping of Media Lines in the Session Description Protocol (SDP)G. Camarillo, G. Eriksson, J. Holler, H. Schulzrinne · obsoleted by RFC 5888 | Proposed Standard | December 2002 |
| 3361 | Dynamic Host Configuration Protocol (DHCP-for-IPv4) Option for Session Initiation Protocol (SIP) ServersH. Schulzrinne | Proposed Standard | August 2002 |
| 3326 | The Reason Header Field for the Session Initiation Protocol (SIP)H. Schulzrinne, D. Oran, G. Camarillo | Proposed Standard | December 2002 |
| 3319 | Dynamic Host Configuration Protocol (DHCPv6) Options for Session Initiation Protocol (SIP) ServersH. Schulzrinne, B. Volz | Proposed Standard | July 2003 |
| 3264 | An Offer/Answer Model with Session Description Protocol (SDP)J. Rosenberg, H. Schulzrinne | Proposed Standard | July 2002 |
| 3263 | Session Initiation Protocol (SIP): Locating SIP ServersJ. Rosenberg, H. Schulzrinne | Proposed Standard | July 2002 |
| 3262 | Reliability of Provisional Responses in Session Initiation Protocol (SIP)J. Rosenberg, H. Schulzrinne | Proposed Standard | July 2002 |
| 3261 | SIP: Session Initiation ProtocolJ. Rosenberg, H. Schulzrinne, G. Camarillo, A. Johnston, J. Peterson, R. Sparks, M. Handley, E. Schooler | Proposed Standard | July 2002 |
| 3158 | RTP Testing StrategiesC. Perkins, J. Rosenberg, H. Schulzrinne | Informational | August 2001 |
| 3050 | Common Gateway Interface for SIPJ. Lennox, H. Schulzrinne, J. Rosenberg | Informational | January 2001 |
| 3009 | Registration of parityfec MIME typesJ. Rosenberg, H. Schulzrinne · obsoleted by RFC 5109 | Proposed Standard | November 2000 |
| 2871 | A Framework for Telephony Routing over IPJ. Rosenberg, H. Schulzrinne | Informational | June 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 |
| 2824 | Call Processing Language Framework and RequirementsJ. Lennox, H. Schulzrinne | Informational | May 2000 |
| 2762 | Sampling of the Group Membership in RTPJ. Rosenberg, H. Schulzrinne | Experimental | February 2000 |
| 2733 | An RTP Payload Format for Generic Forward Error CorrectionJ. Rosenberg, H. Schulzrinne · obsoleted by RFC 5109 | Proposed Standard | December 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 |
| 2458 | Toward the PSTN/Internet Inter-Networking--Pre-PINT ImplementationsH. Lu, M. Krishnaswamy, L. Conroy, S. Bellovin, F. Burg, A. DeSimone, K. Tewani, P. Davidson, H. Schulzrinne, K. Vishwanathan | Informational | November 1998 |
| 2326 | Real Time Streaming Protocol (RTSP)H. Schulzrinne, A. Rao, R. Lanphier · obsoleted by RFC 7826 | Proposed Standard | April 1998 |
| 1890 | RTP Profile for Audio and Video Conferences with Minimal ControlAudio-Video Transport Working Group, H. Schulzrinne · obsoleted by RFC 3551 | Proposed Standard | January 1996 |
| 1889 | RTP: A Transport Protocol for Real-Time ApplicationsAudio-Video Transport Working Group, H. Schulzrinne, S. Casner, R. Frederick, V. Jacobson · obsoleted by RFC 3550 | Proposed Standard | January 1996 |