Transparent Interconnection of Lots of Links (TRILL) Use of IS-IS
RFC 6326
Document | Type |
RFC - Proposed Standard
(July 2011; Errata)
Obsoleted by RFC 7176
Was draft-ietf-isis-trill (isis WG)
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Authors | Radia Perlman , Dinesh Dutt , Anoop Ghanwani , Ayan Banerjee , Donald Eastlake | ||
Last updated | 2020-01-21 | ||
Replaces | draft-eastlake-isis-trill | ||
Stream | IETF | ||
Formats | plain text html pdf htmlized with errata bibtex | ||
Reviews | |||
Stream | WG state | WG Document | |
Document shepherd | No shepherd assigned | ||
IESG | IESG state | RFC 6326 (Proposed Standard) | |
Consensus Boilerplate | Unknown | ||
Telechat date | |||
Responsible AD | Stewart Bryant | ||
IESG note | David Ward (dward@juniper.net) is the document shepherd. | ||
Send notices to | (None) |
Internet Engineering Task Force (IETF) D. Eastlake Request for Comments: 6326 Huawei Category: Standards Track A. Banerjee ISSN: 2070-1721 D. Dutt Cisco R. Perlman Intel A. Ghanwani Brocade July 2011 Transparent Interconnection of Lots of Links (TRILL) Use of IS-IS Abstract The IETF has standardized the Transparent Interconnection of Lots of Links (TRILL) protocol, which provides transparent Layer 2 forwarding using encapsulation with a hop count and IS-IS link state routing. This document specifies the data formats and code points for the IS-IS extensions to support TRILL. Status of This Memo This is an Internet Standards Track document. This document is a product of the Internet Engineering Task Force (IETF). It represents the consensus of the IETF community. It has received public review and has been approved for publication by the Internet Engineering Steering Group (IESG). Further information on Internet Standards is available in Section 2 of RFC 5741. Information about the current status of this document, any errata, and how to provide feedback on it may be obtained at http://www.rfc-editor.org/info/rfc6326. Copyright Notice Copyright (c) 2011 IETF Trust and the persons identified as the document authors. All rights reserved. This document is subject to BCP 78 and the IETF Trust's Legal Provisions Relating to IETF Documents (http://trustee.ietf.org/license-info) in effect on the date of publication of this document. Please review these documents carefully, as they describe your rights and restrictions with respect to this document. Code Components extracted from this document must include Simplified BSD License text as described in Section 4.e of Eastlake, et al. Standards Track [Page 1] RFC 6326 TRILL Use of IS-IS July 2011 the Trust Legal Provisions and are provided without warranty as described in the Simplified BSD License. Table of Contents 1. Introduction ....................................................3 1.1. Conventions Used in This Document ..........................3 2. TLV and Sub-TLV Extensions to IS-IS for TRILL ...................3 2.1. The Group Address TLV ......................................3 2.1.1. The Group MAC Address Sub-TLV .......................4 2.2. Multi-Topology-Aware Port Capability Sub-TLVs ..............5 2.2.1. The Special VLANs and Flags Sub-TLV .................6 2.2.2. Enabled-VLANs Sub-TLV ...............................7 2.2.3. Appointed Forwarders Sub-TLV ........................8 2.3. Sub-TLVs for the Router Capability TLV .....................9 2.3.1. The TRILL Version Sub-TLV ...........................9 2.3.2. The Nickname Sub-TLV ...............................10 2.3.3. The Trees Sub-TLV ..................................11 2.3.4. The Tree Identifiers Sub-TLV .......................11 2.3.5. The Trees Used Identifiers Sub-TLV .................12 2.3.6. Interested VLANs and Spanning Tree Roots Sub-TLV ...12 2.3.7. The VLAN Group Sub-TLV .............................15 2.4. MTU Sub-TLV of the Extended Reachability TLV ..............15 2.5. TRILL Neighbor TLV ........................................16 3. The MTU PDUs ...................................................18 4. Use of Existing PDUs and TLVs ..................................19 4.1. TRILL IIH PDUs ............................................19 4.2. Area Address ..............................................19 4.3. Protocols Supported .......................................19 5. IANA Considerations ............................................20 5.1. Allocations from Existing Registries ......................20 5.2. New Sub-Registries Created ................................21 6. Security Considerations ........................................22 7. References .....................................................22 7.1. Normative References ......................................22 7.2. Informative References ....................................23 8. Acknowledgements ...............................................23 Appendix A. Initial IS-IS PDU Registry ............................24Show full document text