| 9643 | YANG Groupings for TCP Clients and TCP ServersK. Watsen, M. Scharf | Proposed Standard | October 2024 |
| 9623 | Implementing Interfaces to Transport ServicesA. Brunstrom, Ed., T. Pauly, Ed., R. Enghardt, P.S. Tiesel, M. Welzl | Informational | January 2025 |
| 9498 | The GNU Name SystemM. Schanzenbach, C. Grothoff, B. Fix | Informational | November 2023 |
| 9460 | Service Binding and Parameter Specification via the DNS (SVCB and HTTPS Resource Records)B. Schwartz, M. Bishop, E. Nygren | Proposed Standard | November 2023 |
| 8828 | WebRTC IP Address Handling RequirementsJ. Uberti, G. Shieh | Proposed Standard | January 2021 |
| 8803 | 0-RTT TCP Convert ProtocolO. Bonaventure, Ed., M. Boucadair, Ed., S. Gundavelli, S. Seo, B. Hesmans | Experimental | July 2020 |
| 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 |
| 8041 | Use Cases and Operational Experience with Multipath TCPO. Bonaventure, C. Paasch, G. Detal | Informational | January 2017 |
| 7686 | The ".onion" Special-Use Domain NameJ. Appelbaum, A. Muffett | Proposed Standard | October 2015 |
| 6544 | TCP Candidates with Interactive Connectivity Establishment (ICE)J. Rosenberg, A. Keranen, B. B. Lowekamp, A. B. Roach | Proposed Standard | March 2012 |
| 6455 | The WebSocket ProtocolI. Fette, A. Melnikov | Proposed Standard | December 2011 |
| 6144 | Framework for IPv4/IPv6 TranslationF. Baker, X. Li, C. Bao, K. Yin | Informational | April 2011 |
| 5984 | Increasing Throughput in IP Networks with ESP-Based Forwarding: ESPBasedForwardingK-M. Moller | Experimental | 31 March 2011 |
| 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 |
| 5128 | State of Peer-to-Peer (P2P) Communication across Network Address Translators (NATs)P. Srisuresh, B. Ford, D. Kegel | Informational | March 2008 |
| 4949 | Internet Security Glossary, Version 2R. Shirey | Informational | August 2007 |
| 4887 | Network Mobility Home Network ModelsP. Thubert, R. Wakikawa, V. Devarapalli | Informational | July 2007 |
| 4450 | Getting Rid of the Cruft: Report from an Experiment in Identifying and Reclassifying Obsolete Standards DocumentsE. Lear, H. Alvestrand | Informational | March 2006 |
| 3792 | Survey of IPv4 Addresses in Currently Deployed IETF Security Area Standards Track and Experimental DocumentsP. Nesser, II, A. Bergstrom, Ed. | Informational | June 2004 |
| 3234 | Middleboxes: Taxonomy and IssuesB. Carpenter, S. Brim | Informational | February 2002 |
| 3089 | A SOCKS-based IPv6/IPv4 Gateway MechanismH. Kitamura | Informational | April 2001 |
| 3040 | Internet Web Replication and Caching TaxonomyI. Cooper, I. Melve, G. Tomlinson | Informational | January 2001 |
| 2979 | Behavior of and Requirements for Internet FirewallsN. Freed | Informational | October 2000 |
| 2828 | Internet Security GlossaryR. Shirey · obsoleted by RFC 4949 | Informational | May 2000 |
| 2775 | Internet TransparencyB. Carpenter | Informational | February 2000 |
| 2757 | Long Thin NetworksG. Montenegro, S. Dawkins, M. Kojo, V. Magret, N. Vaidya | Informational | January 2000 |
| 2588 | IP Multicast and FirewallsR. Finlayson | Informational | May 1999 |
| 2356 | Sun's SKIP Firewall Traversal for Mobile IPG. Montenegro, V. Gupta | Informational | June 1998 |
| 1961 | GSS-API Authentication Method for SOCKS Version 5P. McMahon | Proposed Standard | June 1996 |