Multi-homing and E-Tree in EVPN with Inter-AS Option B

Document Type Expired Internet-Draft (individual)
Authors Jakob Heitz  , Ali Sajassi  , John Drake  , Jorge Rabadan 
Last updated 2018-05-17 (latest revision 2017-11-13)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


The BGP speaker that originates an EVPN Ethernet A-D per ES route is identified by the next-hop of the route. When the route is propagated by an ASBR as an Inter-AS Option B route, the ASBR overwrites the next-hop. This document describes a method to identify the originator of the route.


Jakob Heitz (
Ali Sajassi (
John Drake (
Jorge Rabadan (

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