| 1195 | Use of OSI IS-IS for routing in TCP/IP and dual environmentsR. Callon | Proposed Standard | December 1990 |
| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 3748 | Extensible Authentication Protocol (EAP)B. Aboba, L. Blunk, J. Vollbrecht, J. Carlson, H. Levkowetz, Ed. | Proposed Standard | June 2004 |
| 4086 | Randomness Requirements for SecurityD. Eastlake 3rd, J. Schiller, S. Crocker | Best Current Practice | June 2005 |
| 5226 | Guidelines for Writing an IANA Considerations Section in RFCsT. Narten, H. Alvestrand · obsoleted by RFC 8126 | Best Current Practice | May 2008 |
| 5310 | IS-IS Generic Cryptographic AuthenticationM. Bhatia, V. Manral, T. Li, R. Atkinson, R. White, M. Fanto | Proposed Standard | February 2009 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 6165 | Extensions to IS-IS for Layer-2 SystemsA. Banerjee, D. Ward | Proposed Standard | April 2011 |
| 6234 | US Secure Hash Algorithms (SHA and SHA-based HMAC and HKDF)D. Eastlake 3rd, T. Hansen | Informational | May 2011 |
| 6325 | Routing Bridges (RBridges): Base Protocol SpecificationR. Perlman, D. Eastlake 3rd, D. Dutt, S. Gai, A. Ghanwani | Proposed Standard | July 2011 |
| 6361 | PPP Transparent Interconnection of Lots of Links (TRILL) Protocol Control ProtocolJ. Carlson, D. Eastlake 3rd | Proposed Standard | August 2011 |
| 6822 | IS-IS Multi-InstanceS. Previdi, Ed., L. Ginsberg, M. Shand, A. Roy, D. Ward · obsoleted by RFC 8202 | Proposed Standard | December 2012 |
| 6823 | Advertising Generic Information in IS-ISL. Ginsberg, S. Previdi, M. Shand | Proposed Standard | December 2012 |
| 7172 | Transparent Interconnection of Lots of Links (TRILL): Fine-Grained LabelingD. Eastlake 3rd, M. Zhang, P. Agarwal, R. Perlman, D. Dutt | Proposed Standard | May 2014 |
| 7176 | Transparent Interconnection of Lots of Links (TRILL) Use of IS-ISD. Eastlake 3rd, T. Senevirathne, A. Ghanwani, D. Dutt, A. Banerjee | Proposed Standard | May 2014 |
| 7177 | Transparent Interconnection of Lots of Links (TRILL): AdjacencyD. Eastlake 3rd, R. Perlman, A. Ghanwani, H. Yang, V. Manral | Proposed Standard | May 2014 |
| 7180 | Transparent Interconnection of Lots of Links (TRILL): Clarifications, Corrections, and UpdatesD. Eastlake 3rd, M. Zhang, A. Ghanwani, V. Manral, A. Banerjee · obsoleted by RFC 7780 | Proposed Standard | May 2014 |
| 7356 | IS-IS Flooding Scope Link State PDUs (LSPs)L. Ginsberg, S. Previdi, Y. Yang | Proposed Standard | September 2014 |