RIFT Auto-EVPN
draft-head-rift-auto-evpn-00

Document Type Active Internet-Draft (individual)
Authors Jordan Head  , Tony Przygienda  , Wen Lin 
Last updated 2021-02-22
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RIFT                                                        J. Head, Ed.
Internet-Draft                                             T. Przygienda
Intended status: Standards Track                                  W. Lin
Expires: 26 August 2021                                 Juniper Networks
                                                        22 February 2021

                             RIFT Auto-EVPN
                      draft-head-rift-auto-evpn-00

Abstract

   This document specifies procedures that allow an EVPN overlay to be
   fully and automatically provisioned when using RIFT as underlay and
   leveraging its no touch ZTP architecture.

Status of This Memo

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

   Internet-Drafts are working documents of the Internet Engineering
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   This Internet-Draft will expire on 26 August 2021.

Copyright Notice

   Copyright (c) 2021 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
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   Please review these documents carefully, as they describe your rights
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   provided without warranty as described in the Simplified BSD License.

Head, et al.             Expires 26 August 2021                 [Page 1]
Internet-Draft               RIFT Auto-EVPN                February 2021

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
     1.1.  Requirements Language . . . . . . . . . . . . . . . . . .   3
   2.  Design Considerations . . . . . . . . . . . . . . . . . . . .   4
   3.  System ID . . . . . . . . . . . . . . . . . . . . . . . . . .   4
   4.  Fabric ID . . . . . . . . . . . . . . . . . . . . . . . . . .   4
   5.  Auto-EVPN Device Roles  . . . . . . . . . . . . . . . . . . .   5
     5.1.  All Participating Nodes . . . . . . . . . . . . . . . . .   5
     5.2.  ToF Nodes as Route Reflectors . . . . . . . . . . . . . .   5
     5.3.  Leaf Nodes  . . . . . . . . . . . . . . . . . . . . . . .   6
   6.  Auto-EVPN Variable Derivation . . . . . . . . . . . . . . . .   7
     6.1.  Auto-EVPN Version . . . . . . . . . . . . . . . . . . . .   8
     6.2.  MAC-VRF ID  . . . . . . . . . . . . . . . . . . . . . . .   8
     6.3.  Loopback Address  . . . . . . . . . . . . . . . . . . . .   8
       6.3.1.  Leaf Nodes as Gateways  . . . . . . . . . . . . . . .   8
       6.3.2.  ToF Nodes as Route Reflectors . . . . . . . . . . . .   9
         6.3.2.1.  Route Reflector Election Procedures . . . . . . .   9
     6.4.  Autonomous System Number  . . . . . . . . . . . . . . . .   9
     6.5.  Cluster ID  . . . . . . . . . . . . . . . . . . . . . . .  10
     6.6.  Router ID . . . . . . . . . . . . . . . . . . . . . . . .  10
     6.7.  Route Target  . . . . . . . . . . . . . . . . . . . . . .  10
     6.8.  Route Distinguisher . . . . . . . . . . . . . . . . . . .  10
     6.9.  EVPN MAC-VRF Services . . . . . . . . . . . . . . . . . .  10
       6.9.1.  Untagged Traffic in Multiple Fabrics  . . . . . . . .  11
         6.9.1.1.  VLAN  . . . . . . . . . . . . . . . . . . . . . .  11
         6.9.1.2.  VNI . . . . . . . . . . . . . . . . . . . . . . .  11
         6.9.1.3.  MAC Address . . . . . . . . . . . . . . . . . . .  11
         6.9.1.4.  IPv6 IRB Gateway Address  . . . . . . . . . . . .  11
         6.9.1.5.  IPv4 IRB Gateway Address  . . . . . . . . . . . .  11
       6.9.2.  Tagged Traffic in Multiple Fabrics  . . . . . . . . .  11
         6.9.2.1.  VLAN  . . . . . . . . . . . . . . . . . . . . . .  12
         6.9.2.2.  VNI . . . . . . . . . . . . . . . . . . . . . . .  12
         6.9.2.3.  MAC Address . . . . . . . . . . . . . . . . . . .  12
         6.9.2.4.  IPv6 IRB Gateway Address  . . . . . . . . . . . .  12
         6.9.2.5.  IPv4 IRB Gateway Address  . . . . . . . . . . . .  12
       6.9.3.  Tagged Traffic in a Single Fabric . . . . . . . . . .  12
         6.9.3.1.  VLAN  . . . . . . . . . . . . . . . . . . . . . .  12
         6.9.3.2.  VNI . . . . . . . . . . . . . . . . . . . . . . .  13
         6.9.3.3.  MAC Address . . . . . . . . . . . . . . . . . . .  13
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