A new Request for Comments is now available in online RFC libraries.
RFC 9186
Title: Fast Failover in Protocol Independent
Multicast - Sparse Mode (PIM-SM) Using
Bidirectional Forwarding Detection (BFD)
for Multipoint Networks
Author: G. Mirsky,
X. Ji
Status: Standards Track
Stream: IETF
Date: January 2022
Mailbox: [email protected],
[email protected]
Pages: 7
Updates/Obsoletes/SeeAlso: None
I-D Tag: draft-ietf-pim-bfd-p2mp-use-case-10.txt
URL: https://www.rfc-editor.org/info/rfc9186
DOI: 10.17487/RFC9186
This document specifies how Bidirectional Forwarding Detection (BFD)
for multipoint networks can provide sub-second failover for routers
that participate in Protocol Independent Multicast - Sparse Mode
(PIM-SM). An extension to the PIM Hello message used to bootstrap a
point-to-multipoint BFD session is also defined in this document.
This document is a product of the Protocols for IP Multicast Working Group of
the IETF.
This is now a Proposed Standard.
STANDARDS TRACK: This document specifies an Internet Standards Track
protocol for the Internet community, and requests discussion and suggestions
for improvements. Please refer to the current edition of the Official
Internet Protocol Standards (https://www.rfc-editor.org/standards) for the
standardization state and status of this protocol. Distribution of this
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