| 8656 | Traversal Using Relays around NAT (TURN): Relay Extensions to Session Traversal Utilities for NAT (STUN)T. Reddy, Ed., A. Johnston, Ed., P. Matthews, J. Rosenberg | Proposed Standard | February 2020 |
| 8489 | Session Traversal Utilities for NAT (STUN)M. Petit-Huguenin, G. Salgueiro, J. Rosenberg, D. Wing, R. Mahy, P. Matthews | Proposed Standard | February 2020 |
| 8445 | Interactive Connectivity Establishment (ICE): A Protocol for Network Address Translator (NAT) TraversalA. Keranen, C. Holmberg, J. Rosenberg | Proposed Standard | July 2018 |
| 8170 | Planning for Protocol Adoption and Subsequent TransitionsD. Thaler, Ed. | Informational | May 2017 |
| 7604 | Comparison of Different NAT Traversal Techniques for Media Controlled by the Real-Time Streaming Protocol (RTSP)M. Westerlund, T. Zeng | Informational | September 2015 |
| 7584 | Session Traversal Utilities for NAT (STUN) Message Handling for SIP Back-to-Back User Agents (B2BUAs)R. Ravindranath, T. Reddy, G. Salgueiro | Proposed Standard | July 2015 |
| 7362 | Latching: Hosted NAT Traversal (HNT) for Media in Real-Time CommunicationE. Ivov, H. Kaplan, D. Wing | Informational | September 2014 |
| 7286 | Application-Layer Traffic Optimization (ALTO) Server DiscoveryS. Kiesel, M. Stiemerling, N. Schwan, M. Scharf, H. Song | Proposed Standard | November 2014 |
| 7264 | An Extension to the REsource LOcation And Discovery (RELOAD) Protocol to Support Relay Peer RoutingN. Zong, X. Jiang, R. Even, Y. Zhang | Proposed Standard | June 2014 |
| 7263 | An Extension to the REsource LOcation And Discovery (RELOAD) Protocol to Support Direct Response RoutingN. Zong, X. Jiang, R. Even, Y. Zhang | Proposed Standard | June 2014 |
| 7216 | Location Information Server (LIS) Discovery Using IP Addresses and Reverse DNSM. Thomson, R. Bellis | Proposed Standard | April 2014 |
| 6951 | UDP Encapsulation of Stream Control Transmission Protocol (SCTP) Packets for End-Host to End-Host CommunicationM. Tuexen, R. Stewart | Proposed Standard | May 2013 |
| 6886 | NAT Port Mapping Protocol (NAT-PMP)S. Cheshire, M. Krochmal | Informational | April 2013 |
| 6314 | NAT Traversal Practices for Client-Server SIPC. Boulton, J. Rosenberg, G. Camarillo, F. Audet | Informational | July 2011 |
| 6296 | IPv6-to-IPv6 Network Prefix TranslationM. Wasserman, F. Baker | Experimental | June 2011 |
| 6272 | Internet Protocols for the Smart GridF. Baker, D. Meyer | Informational | June 2011 |
| 5973 | NAT/Firewall NSIS Signaling Layer Protocol (NSLP)M. Stiemerling, H. Tschofenig, C. Aoun, E. Davies | Experimental | October 2010 |
| 5780 | NAT Behavior Discovery Using Session Traversal Utilities for NAT (STUN)D. MacDonald, B. Lowekamp | Experimental | May 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 |
| 5597 | Network Address Translation (NAT) Behavioral Requirements for the Datagram Congestion Control ProtocolR. Denis-Courmont | Best Current Practice | September 2009 |
| 5508 | NAT Behavioral Requirements for ICMPP. Srisuresh, B. Ford, S. Sivakumar, S. Guha | Best Current Practice | April 2009 |
| 5389 | Session Traversal Utilities for NAT (STUN)J. Rosenberg, R. Mahy, P. Matthews, D. Wing · obsoleted by RFC 8489 | Proposed Standard | October 2008 |
| 5245 | Interactive Connectivity Establishment (ICE): A Protocol for Network Address Translator (NAT) Traversal for Offer/Answer ProtocolsJ. Rosenberg · obsoleted by RFC 8445, RFC 8839 | Proposed Standard | April 2010 |
| 5189 | Middlebox Communication (MIDCOM) Protocol SemanticsM. Stiemerling, J. Quittek, T. Taylor | Proposed Standard | March 2008 |
| 5128 | State of Peer-to-Peer (P2P) Communication across Network Address Translators (NATs)P. Srisuresh, B. Ford, D. Kegel | Informational | March 2008 |
| 4787 | Network Address Translation (NAT) Behavioral Requirements for Unicast UDPF. Audet, Ed., C. Jennings | Best Current Practice | January 2007 |
| 4621 | Design of the IKEv2 Mobility and Multihoming (MOBIKE) ProtocolT. Kivinen, H. Tschofenig | Informational | August 2006 |
| 4555 | IKEv2 Mobility and Multihoming Protocol (MOBIKE)P. Eronen | Proposed Standard | June 2006 |
| 4540 | NEC's Simple Middlebox Configuration (SIMCO) Protocol Version 3.0M. Stiemerling, J. Quittek, C. Cadar | Experimental | May 2006 |
| 4380 | Teredo: Tunneling IPv6 over UDP through Network Address Translations (NATs)C. Huitema | Proposed Standard | February 2006 |
| 4101 | Writing Protocol ModelsE. Rescorla, IAB | Informational | June 2005 |
| 3989 | Middlebox Communications (MIDCOM) Protocol SemanticsM. Stiemerling, J. Quittek, T. Taylor · obsoleted by RFC 5189 | Informational | February 2005 |
| 3948 | UDP Encapsulation of IPsec ESP PacketsA. Huttunen, B. Swander, V. Volpe, L. DiBurro, M. Stenberg | Proposed Standard | January 2005 |
| 3947 | Negotiation of NAT-Traversal in the IKET. Kivinen, B. Swander, A. Huttunen, V. Volpe | Proposed Standard | January 2005 |
| 3869 | IAB Concerns and Recommendations Regarding Internet Research and EvolutionR. Atkinson, Ed., S. Floyd, Ed., Internet Architecture Board | Informational | August 2004 |
| 3605 | Real Time Control Protocol (RTCP) attribute in Session Description Protocol (SDP)C. Huitema | Proposed Standard | October 2003 |
| 3581 | An Extension to the Session Initiation Protocol (SIP) for Symmetric Response RoutingJ. Rosenberg, H. Schulzrinne | Proposed Standard | August 2003 |
| 3519 | Mobile IP Traversal of Network Address Translation (NAT) DevicesH. Levkowetz, S. Vaarala | Proposed Standard | May 2003 |
| 3489 | STUN - Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)J. Rosenberg, J. Weinberger, C. Huitema, R. Mahy · obsoleted by RFC 5389 | Proposed Standard | March 2003 |
| 3426 | General Architectural and Policy ConsiderationsS. Floyd | Informational | November 2002 |