[Lsr] I-D Action: draft-ietf-lsr-flex-algo-00.txt

internet-drafts@ietf.org Tue, 15 May 2018 10:27 UTC

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Subject: [Lsr] I-D Action: draft-ietf-lsr-flex-algo-00.txt
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A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the Link State Routing WG of the IETF.

        Title           : IGP Flexible Algorithm
        Authors         : Peter Psenak
                          Shraddha Hegde
                          Clarence Filsfils
                          Ketan Talaulikar
                          Arkadiy Gulko
	Filename        : draft-ietf-lsr-flex-algo-00.txt
	Pages           : 23
	Date            : 2018-05-15

   IGP protocols traditionally compute best paths over the network based
   on the IGP metric assigned to the links.  Many network deployments
   use RSVP-TE based or Segment Routing based Traffic Engineering to
   enforce traffic over a path that is computed using different metrics
   or constraints than the shortest IGP path.  This document proposes a
   solution that allows IGPs themselves to compute constraint based
   paths over the network.  This document also specifies a way of using
   Segment Routing Prefix-SIDs to steer packets along the constraint-
   based paths.

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