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Smooth Evolution of Existing EVPN IRB Network
draft-wang-bess-evpn-irb-smooth-evolution-00

Document Type Expired Internet-Draft (individual)
Expired & archived
Author Yubao Wang
Last updated 2022-05-24 (Latest revision 2021-11-20)
RFC stream (None)
Intended RFC status (None)
Formats
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:

Abstract

EVPN IRB has been deployed following [RFC9135]'s early draft for a long time. This draft discusses how can these existing deployments smoothly evolved into an IP-aliasing ([I-D.sajassi-bess-evpn-ip-aliasing]) enhanced EVPN symmetric IRB scenario, especially when two of an IP-VRF's BDs (whose IRB interfaces are attached to the same IP-VRF) have been attched to a common ES before that network evolution. In such case, when these two BDs are evolved into IP-aliasing enhanced EVPN symmetric IRB as per [I-D.sajassi-bess-evpn-ip-aliasing] or distributed Bump-in-the- wire as per [I-D.wang-bess-evpn-distributed-bump-in-the-wire], the IP A-D per EVI routes of these two BDs may conflict with each other in the context of the IP-VRF instance.

Authors

Yubao Wang

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)