RFC 9350

IGP Flexible Algorithm, February 2023

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Also available: XML file for editing
 
Status:
PROPOSED STANDARD
Authors:
P. Psenak, Ed.
S. Hegde
C. Filsfils
K. Talaulikar
A. Gulko
Stream:
IETF
Source:
lsr (rtg)

Cite this RFC: TXT  |  XML  |   BibTeX

DOI:  https://doi.org/10.17487/RFC9350

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Abstract

IGP protocols historically compute the best paths over the network based on the IGP metric assigned to the links. Many network deployments use RSVP-TE or Segment Routing - Traffic Engineering (SR-TE) to steer traffic over a path that is computed using different metrics or constraints than the shortest IGP path. This document specifies 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.


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 8729.




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