Advertisement of Multiple Paths in BGP

The information below is for an old version of the document
Document Type Expired Internet-Draft (idr WG)
Last updated 2014-04-19 (latest revision 2013-10-16)
Stream IETF
Intended RFC status (None)
Expired & archived
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Stream WG state WG Document Jun 2015
Document shepherd Susan Hares
IESG IESG state Expired
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


In this document we propose a BGP extension that allows the advertisement of multiple paths for the same address prefix without the new paths implicitly replacing any previous ones. The essence of the extension is that each path is identified by a path identifier in addition to the address prefix.


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