RFC 9603

Path Computation Element Communication Protocol (PCEP) Extensions for IPv6 Segment Routing, July 2024

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Status:
PROPOSED STANDARD
Authors:
C. Li, Ed.
P. Kaladharan
S. Sivabalan
M. Koldychev
Y. Zhu
Stream:
IETF
Source:
pce (rtg)

Cite this RFC: TXT  |  XML  |   BibTeX

DOI:  https://doi.org/10.17487/RFC9603

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Abstract

Segment Routing (SR) can be used to steer packets through a network using the IPv6 or MPLS data plane, employing the source routing paradigm.

An SR Path can be derived from a variety of mechanisms, including an IGP Shortest Path Tree (SPT), explicit configuration, or a Path Computation Element (PCE).

Since SR can be applied to both MPLS and IPv6 data planes, a PCE should be able to compute an SR Path for both MPLS and IPv6 data planes. The Path Computation Element Communication Protocol (PCEP) extension and mechanisms to support SR-MPLS have been defined. This document outlines the necessary extensions to support SR for the IPv6 data plane within PCEP.


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 8729.




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