BGP MPLS Based Ethernet VPN
draft-ietf-l2vpn-evpn-02

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Document Type Active Internet-Draft (l2vpn WG)
Last updated 2012-10-22
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Network Working Group                                         A. Sajassi
INTERNET-DRAFT                                                     Cisco
Category: Standards Track                                               
                                                             R. Aggarwal
N. Bitar                                                          Arktan
Verizon                                                                 
                                                           W. Henderickx
S. Boutros                                                      F. Balus
K. Patel                                                  Alcatel-Lucent
S. Salam                                                                
Cisco                                                       Aldrin Isaac
                                                               Bloomberg
J. Drake                                                                
R. Shekhar                                                     J. Uttaro
Juniper Networks                                                    AT&T
                                                                        
Expires: April 22, 2013                                 October 22, 2012

                      BGP MPLS Based Ethernet VPN 
                        draft-ietf-l2vpn-evpn-02

Status of this Memo

   This Internet-Draft is submitted to IETF in full conformance with the
   provisions of BCP 78 and BCP 79.

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Copyright and License Notice

   Copyright (c) 2012 IETF Trust and the persons identified as the
   document authors. All rights reserved.
 

Sajassi, Aggarwal et al. Expires April 22, 2013                 [Page 1]
INTERNET DRAFT        BGP MPLS Based Ethernet VPN       October 22, 2012

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Abstract

   This document describes procedures for BGP MPLS based Ethernet VPNs
   (E-VPN).

Table of Contents

   1. Specification of requirements . . . . . . . . . . . . . . . . .  5
   2. Contributors  . . . . . . . . . . . . . . . . . . . . . . . . .  5
   3. Introduction  . . . . . . . . . . . . . . . . . . . . . . . . .  5
   4. Terminology . . . . . . . . . . . . . . . . . . . . . . . . . .  5
   5. BGP MPLS Based E-VPN Overview . . . . . . . . . . . . . . . . .  6
   6. Ethernet Segment  . . . . . . . . . . . . . . . . . . . . . . .  7
   7. Ethernet Tag  . . . . . . . . . . . . . . . . . . . . . . . . .  8
     7.1 VLAN Based Service Interface . . . . . . . . . . . . . . . .  9
     7.2 VLAN Bundle Service Interface  . . . . . . . . . . . . . . .  9
       7.2.1 Port Based Service Interface . . . . . . . . . . . . . .  9
     7.3 VLAN Aware Bundle Service Interface  . . . . . . . . . . . .  9
       7.3.1 Port Based VLAN Aware Service Interface  . . . . . . . . 10
   8. BGP E-VPN NLRI  . . . . . . . . . . . . . . . . . . . . . . . . 10
     8.1. Ethernet Auto-Discovery Route . . . . . . . . . . . . . . . 11
     8.2.  MAC Advertisement Route  . . . . . . . . . . . . . . . . . 11
     8.3. Inclusive Multicast Ethernet Tag Route  . . . . . . . . . . 11
     8.4 Ethernet Segment Route . . . . . . . . . . . . . . . . . . . 12
     8.5 ESI MPLS Label Extended Community  . . . . . . . . . . . . . 12
     8.6 ES-Import Extended Community . . . . . . . . . . . . . . . . 13
     8.7 MAC Mobility Extended Community  . . . . . . . . . . . . . . 13
     8.8 Default Gateway Extended Community . . . . . . . . . . . . . 13
   9. Multi-homing Functions  . . . . . . . . . . . . . . . . . . . . 14
     9.1 Multi-homed Ethernet Segment Auto-Discovery  . . . . . . . . 14
       9.1.1 Constructing the Ethernet Segment Route  . . . . . . . . 14
     9.2 Fast Convergence . . . . . . . . . . . . . . . . . . . . . . 14
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