| 2205 | Resource ReSerVation Protocol (RSVP) -- Version 1 Functional SpecificationR. Braden, Ed., L. Zhang, S. Berson, S. Herzog, S. Jamin | Proposed Standard | September 1997 |
| 3726 | Requirements for Signaling ProtocolsM. Brunner, Ed. | Informational | April 2004 |
| 3753 | Mobility Related TerminologyJ. Manner, Ed., M. Kojo, Ed. | Informational | June 2004 |
| 3775 | Mobility Support in IPv6D. Johnson, C. Perkins, J. Arkko · obsoleted by RFC 6275 | Proposed Standard | June 2004 |
| 4066 | Candidate Access Router Discovery (CARD)M. Liebsch, Ed., A. Singh, Ed., H. Chaskar, D. Funato, E. Shim | Experimental | July 2005 |
| 4067 | Context Transfer Protocol (CXTP)J. Loughney, Ed., M. Nakhjiri, C. Perkins, R. Koodli | Experimental | July 2005 |
| 5648 | Multiple Care-of Addresses RegistrationR. Wakikawa, Ed., V. Devarapalli, G. Tsirtsis, T. Ernst, K. Nagami | Proposed Standard | October 2009 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 5944 | IP Mobility Support for IPv4, RevisedC. Perkins, Ed. | Proposed Standard | November 2010 |
| 5971 | GIST: General Internet Signalling TransportH. Schulzrinne, R. Hancock | Experimental | October 2010 |
| 5973 | NAT/Firewall NSIS Signaling Layer Protocol (NSLP)M. Stiemerling, H. Tschofenig, C. Aoun, E. Davies | Experimental | October 2010 |
| 5974 | NSIS Signaling Layer Protocol (NSLP) for Quality-of-Service SignalingJ. Manner, G. Karagiannis, A. McDonald | Experimental | October 2010 |
| 5975 | QSPEC Template for the Quality-of-Service NSIS Signaling Layer Protocol (NSLP)G. Ash, Ed., A. Bader, Ed., C. Kappler, Ed., D. Oran, Ed. | Experimental | October 2010 |
| 5979 | NSIS Operation over IP TunnelsC. Shen, H. Schulzrinne, S. Lee, J. Bang | Experimental | March 2011 |