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RFC 9612

Bidirectional Forwarding Detection (BFD) Reverse Path for MPLS Label Switched Paths (LSPs), July 2024

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Also available: XML file for editing
 
Status:
EXPERIMENTAL
Authors:
G. Mirsky
J. Tantsura
I. Varlashkin
M. Chen
Stream:
IETF
Source:
mpls (rtg)

Cite this RFC: TXT  |  XML  |   BibTeX

DOI:  https://doi.org/10.17487/RFC9612

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Other actions: Submit Errata  |  Find IPR Disclosures from the IETF  |  View History of RFC 9612


Abstract

Bidirectional Forwarding Detection (BFD) is expected to be able to monitor a wide variety of encapsulations of paths between systems. When a BFD session monitors an explicitly routed unidirectional path, there may be a need to direct the egress BFD peer to use a specific path for the reverse direction of the BFD session. This document describes an extension to the MPLS Label Switched Path (LSP) echo request that allows a BFD system to request that the remote BFD peer transmit BFD control packets over the specified LSP.


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 8729.




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