| 1195 | Use of OSI IS-IS for routing in TCP/IP and dual environmentsR. Callon | Proposed Standard | December 1990 |
| 2003 | IP Encapsulation within IPC. Perkins | Proposed Standard | October 1996 |
| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 2328 | OSPF Version 2J. Moy | Internet Standard | April 1998 |
| 2385 | Protection of BGP Sessions via the TCP MD5 Signature OptionA. Heffernan · obsoleted by RFC 5925 | Proposed Standard | August 1998 |
| 2784 | Generic Routing Encapsulation (GRE)D. Farinacci, T. Li, S. Hanks, D. Meyer, P. Traina | Proposed Standard | March 2000 |
| 3031 | Multiprotocol Label Switching ArchitectureE. Rosen, A. Viswanathan, R. Callon | Proposed Standard | January 2001 |
| 3032 | MPLS Label Stack EncodingE. Rosen, D. Tappan, G. Fedorkow, Y. Rekhter, D. Farinacci, T. Li, A. Conta | Proposed Standard | January 2001 |
| 3209 | RSVP-TE: Extensions to RSVP for LSP TunnelsD. Awduche, L. Berger, D. Gan, T. Li, V. Srinivasan, G. Swallow | Proposed Standard | December 2001 |
| 3931 | Layer Two Tunneling Protocol - Version 3 (L2TPv3)J. Lau, Ed., M. Townsley, Ed., I. Goyret, Ed. | Proposed Standard | March 2005 |
| 4023 | Encapsulating MPLS in IP or Generic Routing Encapsulation (GRE)T. Worster, Y. Rekhter, E. Rosen, Ed. | Proposed Standard | March 2005 |
| 4176 | Framework for Layer 3 Virtual Private Networks (L3VPN) Operations and ManagementY. El Mghazli, Ed., T. Nadeau, M. Boucadair, K. Chan, A. Gonguet | Informational | October 2005 |
| 4271 | A Border Gateway Protocol 4 (BGP-4)Y. Rekhter, Ed., T. Li, Ed., S. Hares, Ed. | Draft Standard | January 2006 |
| 4291 | IP Version 6 Addressing ArchitectureR. Hinden, S. Deering | Draft Standard | February 2006 |
| 4301 | Security Architecture for the Internet ProtocolS. Kent, K. Seo | Proposed Standard | December 2005 |
| 4302 | IP Authentication HeaderS. Kent | Proposed Standard | December 2005 |
| 4303 | IP Encapsulating Security Payload (ESP)S. Kent | Proposed Standard | December 2005 |
| 4306 | Internet Key Exchange (IKEv2) ProtocolC. Kaufman, Ed. · obsoleted by RFC 5996 | Proposed Standard | December 2005 |
| 4364 | BGP/MPLS IP Virtual Private Networks (VPNs)E. Rosen, Y. Rekhter | Proposed Standard | February 2006 |
| 4378 | A Framework for Multi-Protocol Label Switching (MPLS) Operations and Management (OAM)D. Allan, Ed., T. Nadeau, Ed. | Informational | February 2006 |
| 4459 | MTU and Fragmentation Issues with In-the-Network TunnelingP. Savola | Informational | April 2006 |
| 4798 | Connecting IPv6 Islands over IPv4 MPLS Using IPv6 Provider Edge Routers (6PE)J. De Clercq, D. Ooms, S. Prevost, F. Le Faucheur | Proposed Standard | February 2007 |
| 4925 | Softwire Problem StatementX. Li, Ed., S. Dawkins, Ed., D. Ward, Ed., A. Durand, Ed. | Informational | July 2007 |
| 5036 | LDP SpecificationL. Andersson, Ed., I. Minei, Ed., B. Thomas, Ed. | Draft Standard | October 2007 |
| 5496 | The Reverse Path Forwarding (RPF) Vector TLVIJ. Wijnands, A. Boers, E. Rosen | Proposed Standard | March 2009 |
| 5512 | The BGP Encapsulation Subsequent Address Family Identifier (SAFI) and the BGP Tunnel Encapsulation AttributeP. Mohapatra, E. Rosen · obsoleted by RFC 9012 | Proposed Standard | April 2009 |
| 5549 | Advertising IPv4 Network Layer Reachability Information with an IPv6 Next HopF. Le Faucheur, E. Rosen · obsoleted by RFC 8950 | Proposed Standard | May 2009 |
| 5566 | BGP IPsec Tunnel Encapsulation AttributeL. Berger, R. White, E. Rosen · obsoleted by RFC 9012 | Proposed Standard | June 2009 |