I-D Action: draft-ietf-lsr-flex-algo-13.txt

internet-drafts@ietf.org Thu, 22 October 2020 09:13 UTC

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Subject: I-D Action: draft-ietf-lsr-flex-algo-13.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-13.txt
	Pages           : 37
	Date            : 2020-10-22

   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
   steer 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 (SR) Prefix-SIDs and SRv6 locators to steer packets
   along the constraint-based paths.

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