| 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 |
| 3719 | Recommendations for Interoperable Networks using Intermediate System to Intermediate System (IS-IS)J. Parker, Ed. | Informational | February 2004 |
| 5120 | M-ISIS: Multi Topology (MT) Routing in Intermediate System to Intermediate Systems (IS-ISs)T. Przygienda, N. Shen, N. Sheth | Proposed Standard | February 2008 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 6213 | IS-IS BFD-Enabled TLVC. Hopps, L. Ginsberg | Proposed Standard | April 2011 |
| 6325 | Routing Bridges (RBridges): Base Protocol SpecificationR. Perlman, D. Eastlake 3rd, D. Dutt, S. Gai, A. Ghanwani | Proposed Standard | July 2011 |
| 6327 | Routing Bridges (RBridges): AdjacencyD. Eastlake 3rd, R. Perlman, A. Ghanwani, D. Dutt, V. Manral · obsoleted by RFC 7177 | Proposed Standard | July 2011 |
| 6328 | IANA Considerations for Network Layer Protocol IdentifiersD. Eastlake 3rd | Best Current Practice | July 2011 |
| 6361 | PPP Transparent Interconnection of Lots of Links (TRILL) Protocol Control ProtocolJ. Carlson, D. Eastlake 3rd | Proposed Standard | August 2011 |
| 6439 | Routing Bridges (RBridges): Appointed ForwardersR. Perlman, D. Eastlake, Y. Li, A. Banerjee, F. Hu · obsoleted by RFC 8139 | Proposed Standard | November 2011 |
| 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 |
| 7173 | Transparent Interconnection of Lots of Links (TRILL) Transport Using PseudowiresL. Yong, D. Eastlake 3rd, S. Aldrin, J. Hudson | Proposed Standard | May 2014 |
| 7175 | Transparent Interconnection of Lots of Links (TRILL): Bidirectional Forwarding Detection (BFD) SupportV. Manral, D. Eastlake 3rd, D. Ward, A. Banerjee | 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 |
| 7178 | Transparent Interconnection of Lots of Links (TRILL): RBridge Channel SupportD. Eastlake 3rd, V. Manral, Y. Li, S. Aldrin, D. Ward | 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 |