BGP MPLS Based Ethernet VPN
draft-ietf-l2vpn-evpn-05

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Document Type Active Internet-Draft (l2vpn WG)
Last updated 2014-02-13
Stream IETF
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Network Working Group                                         A. Sajassi
INTERNET-DRAFT                                                     Cisco
Category: Standards Track                                               
                                                             R. Aggarwal
N. Bitar                                                          Arktan
Verizon                                                                 
                                                           W. Henderickx
J. Drake                                                  Alcatel-Lucent
Juniper Networks                                                        
                                                            Aldrin Isaac
                                                               Bloomberg
                                                                        
                                                               J. Uttaro
                                                                    AT&T
                                                                        
Expires: August 12, 2014                               February 12, 2014

                      BGP MPLS Based Ethernet VPN 
                        draft-ietf-l2vpn-evpn-05

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) 2013 IETF Trust and the persons identified as the
   document authors. All rights reserved.

 

Sajassi, et al.         Expires August 12, 2014                 [Page 1]
INTERNET DRAFT        BGP MPLS Based Ethernet VPN      February 12, 2014

   This document is subject to BCP 78 and the IETF Trust's Legal
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   (http://trustee.ietf.org/license-info) in effect on the date of
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   described in the Simplified BSD License.

Abstract

   This document describes procedures for BGP MPLS based Ethernet VPNs
   (EVPN).

Table of Contents

   1. Specification of requirements . . . . . . . . . . . . . . . . .  5
   2. Terminology . . . . . . . . . . . . . . . . . . . . . . . . . .  5
   3. Introduction  . . . . . . . . . . . . . . . . . . . . . . . . .  6
   4. BGP MPLS Based EVPN Overview  . . . . . . . . . . . . . . . . .  6
   5. Ethernet Segment  . . . . . . . . . . . . . . . . . . . . . . .  7
   6. Ethernet Tag  . . . . . . . . . . . . . . . . . . . . . . . . . 10
     6.1 VLAN Based Service Interface . . . . . . . . . . . . . . . . 10
     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  . . . . . . . . 11
   7. BGP EVPN NLRI . . . . . . . . . . . . . . . . . . . . . . . . . 12
     7.1. Ethernet Auto-Discovery Route . . . . . . . . . . . . . . . 12
     7.2.  MAC/IP Advertisement Route . . . . . . . . . . . . . . . . 13
     7.3. Inclusive Multicast Ethernet Tag Route  . . . . . . . . . . 14
     7.4 Ethernet Segment Route . . . . . . . . . . . . . . . . . . . 14
     7.5 ESI Label Extended Community . . . . . . . . . . . . . . . . 15
     7.6 ES-Import Route Target . . . . . . . . . . . . . . . . . . . 15
     7.7 MAC Mobility Extended Community  . . . . . . . . . . . . . . 16
     7.8 Default Gateway Extended Community . . . . . . . . . . . . . 16
   8. Multi-homing Functions  . . . . . . . . . . . . . . . . . . . . 16
     8.1 Multi-homed Ethernet Segment Auto-Discovery  . . . . . . . . 17
       8.1.1 Constructing the Ethernet Segment Route  . . . . . . . . 17
     8.2 Fast Convergence . . . . . . . . . . . . . . . . . . . . . . 17
       8.2.1 Constructing the Ethernet A-D per Ethernet Segment
             (ES) Route . . . . . . . . . . . . . . . . . . . . . . . 18
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