BGP MPLS-Based Ethernet VPN
RFC 7432
Document | Type |
RFC - Proposed Standard
(February 2015; Errata)
Updated by RFC 8584
|
|
---|---|---|---|
Authors | John Drake , Wim Henderickx , Ali Sajassi , Rahul Aggarwal , Nabil Bitar , Aldrin Isaac , Jim Uttaro | ||
Last updated | 2020-01-21 | ||
Stream | IETF | ||
Formats | plain text html pdf htmlized with errata bibtex | ||
Reviews | |||
Stream | WG state | Submitted to IESG for Publication | |
Document shepherd | Giles Heron | ||
Shepherd write-up | Show (last changed 2014-07-15) | ||
IESG | IESG state | RFC 7432 (Proposed Standard) | |
Consensus Boilerplate | Yes | ||
Telechat date | |||
Responsible AD | Adrian Farrel | ||
Send notices to | (None) | ||
IANA | IANA review state | Version Changed - Review Needed | |
IANA action state | RFC-Ed-Ack |
Internet Engineering Task Force (IETF) A. Sajassi, Ed. Request for Comments: 7432 Cisco Category: Standards Track R. Aggarwal ISSN: 2070-1721 Arktan N. Bitar Verizon A. Isaac Bloomberg J. Uttaro AT&T J. Drake Juniper Networks W. Henderickx Alcatel-Lucent February 2015 BGP MPLS-Based Ethernet VPN Abstract This document describes procedures for BGP MPLS-based Ethernet VPNs (EVPN). The procedures described here meet the requirements specified in RFC 7209 -- "Requirements for Ethernet VPN (EVPN)". 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/rfc7432. Sajassi, et al. Standards Track [Page 1] RFC 7432 BGP MPLS-Based Ethernet VPN February 2015 Copyright Notice Copyright (c) 2015 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 the Trust Legal Provisions and are provided without warranty as described in the Simplified BSD License. Table of Contents 1. Introduction ....................................................4 2. Specification of Requirements ...................................4 3. Terminology .....................................................4 4. BGP MPLS-Based EVPN Overview ....................................6 5. Ethernet Segment ................................................7 6. Ethernet Tag ID ................................................10 6.1. VLAN-Based Service Interface ..............................11 6.2. VLAN Bundle Service Interface .............................11 6.2.1. Port-Based Service Interface .......................11 6.3. VLAN-Aware Bundle Service Interface .......................11 6.3.1. Port-Based VLAN-Aware Service Interface ............12 7. BGP EVPN Routes ................................................13 7.1. Ethernet Auto-discovery Route .............................14 7.2. MAC/IP Advertisement Route ................................14 7.3. Inclusive Multicast Ethernet Tag Route ....................15 7.4. Ethernet Segment Route ....................................16 7.5. ESI Label Extended Community ..............................16 7.6. ES-Import Route Target ....................................17 7.7. MAC Mobility Extended Community ...........................18 7.8. Default Gateway Extended Community ........................18 7.9. Route Distinguisher Assignment per EVI ....................18 7.10. Route Targets ............................................19 7.10.1. Auto-derivation from the Ethernet Tag ID ..........19 8. Multihoming Functions ..........................................19 8.1. Multihomed Ethernet Segment Auto-discovery ................19 8.1.1. Constructing the Ethernet Segment Route ............19 8.2. Fast Convergence ..........................................20 8.2.1. Constructing Ethernet A-D per Ethernet Segment Route ......................................21 8.2.1.1. Ethernet A-D Route Targets ................21Show full document text