| 792 | Internet Control Message ProtocolJ. Postel | Internet Standard | September 1981 |
| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 2434 | Guidelines for Writing an IANA Considerations Section in RFCsT. Narten, H. Alvestrand · obsoleted by RFC 5226 | Best Current Practice | October 1998 |
| 3032 | MPLS Label Stack EncodingE. Rosen, D. Tappan, G. Fedorkow, Y. Rekhter, D. Farinacci, T. Li, A. Conta | Proposed Standard | January 2001 |
| 3438 | Layer Two Tunneling Protocol (L2TP) Internet Assigned Numbers Authority (IANA) Considerations UpdateW. Townsley | Best Current Practice | December 2002 |
| 3448 | TCP Friendly Rate Control (TFRC): Protocol SpecificationM. Handley, S. Floyd, J. Padhye, J. Widmer · obsoleted by RFC 5348 | Proposed Standard | January 2003 |
| 3916 | Requirements for Pseudo-Wire Emulation Edge-to-Edge (PWE3)X. Xiao, Ed., D. McPherson, Ed., P. Pate, Ed. | Informational | October 2004 |
| 3931 | Layer Two Tunneling Protocol - Version 3 (L2TPv3)J. Lau, Ed., M. Townsley, Ed., I. Goyret, Ed. | Proposed Standard | March 2005 |
| 3985 | Pseudo Wire Emulation Edge-to-Edge (PWE3) ArchitectureS. Bryant, Ed., P. Pate, Ed. | Informational | March 2005 |
| 4023 | Encapsulating MPLS in IP or Generic Routing Encapsulation (GRE)T. Worster, Y. Rekhter, E. Rosen, Ed. | Proposed Standard | March 2005 |
| 4377 | Operations and Management (OAM) Requirements for Multi-Protocol Label Switched (MPLS) NetworksT. Nadeau, M. Morrow, G. Swallow, D. Allan, S. Matsushima | Informational | February 2006 |
| 4379 | Detecting Multi-Protocol Label Switched (MPLS) Data Plane FailuresK. Kompella, G. Swallow · obsoleted by RFC 8029 | Proposed Standard | February 2006 |
| 4385 | Pseudowire Emulation Edge-to-Edge (PWE3) Control Word for Use over an MPLS PSNS. Bryant, G. Swallow, L. Martini, D. McPherson | Proposed Standard | February 2006 |
| 4443 | Internet Control Message Protocol (ICMPv6) for the Internet Protocol Version 6 (IPv6) SpecificationA. Conta, S. Deering, M. Gupta, Ed. | Internet Standard | March 2006 |
| 4446 | IANA Allocations for Pseudowire Edge to Edge Emulation (PWE3)L. Martini | Best Current Practice | April 2006 |
| 4447 | Pseudowire Setup and Maintenance Using the Label Distribution Protocol (LDP)L. Martini, Ed., E. Rosen, N. El-Aawar, T. Smith, G. Heron · obsoleted by RFC 8077 | Proposed Standard | April 2006 |
| 4448 | Encapsulation Methods for Transport of Ethernet over MPLS NetworksL. Martini, Ed., E. Rosen, N. El-Aawar, G. Heron | Proposed Standard | April 2006 |
| 4454 | Asynchronous Transfer Mode (ATM) over Layer 2 Tunneling Protocol Version 3 (L2TPv3)S. Singh, M. Townsley, C. Pignataro | Proposed Standard | May 2006 |
| 4928 | Avoiding Equal Cost Multipath Treatment in MPLS NetworksG. Swallow, S. Bryant, L. Andersson | Best Current Practice | June 2007 |