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Bidirectional Forwarding Detection (bfd)

Document Date Status IPR AD/Shepherd
Active Internet-Drafts (5 hits)
52 pages
draft-ietf-bfd-rfc5880bis-01
Bidirectional Forwarding Detection (BFD)
2026-06-19
I-D Exists
WG Document
Dec 2026

10 pages
draft-ietf-bfd-rfc5881bis-01
Bidirectional Forwarding Detection (BFD) for IPv4 and IPv6 (Single Hop)
2026-06-23
New
I-D Exists
WG Document
Dec 2026

21 pages
draft-ietf-bfd-rfc5882-bis-01
Generic Application of Bidirectional Forwarding Detection (BFD)
2026-07-03
New
I-D Exists
WG Document
Dec 2026

8 pages
draft-ietf-bfd-rfc5883-bis-01
Bidirectional Forwarding Detection (BFD) for Multihop Paths
2026-07-03
New
I-D Exists
WG Document
Dec 2026

18 pages
draft-ietf-bfd-rfc5884-bis-00
Bidirectional Forwarding Detection (BFD) for MPLS Label Switched Paths (LSPs)
2026-06-18
I-D Exists
WG Document
Dec 2026

Expired Internet-Drafts (3 hits)
13 pages
draft-ietf-bfd-generic-crypto-auth-06
BFD Generic Cryptographic Authentication
2014-04-17
Expired
Waiting for Implementation : Proposed Standard

8 pages
draft-ietf-bfd-hmac-sha-05
Authenticating BFD using HMAC-SHA-2 procedures
2014-07-31
Expired
Waiting for Implementation : Proposed Standard

23 pages
draft-ietf-bfd-mpls-mib-07
BFD Management Information Base (MIB) extensions for MPLS and MPLS-TP Networks
2015-12-01
Expired
WG Document : Proposed Standard

RFCs (24 hits)
49 pages
RFC 5880
Bidirectional Forwarding Detection (BFD) Errata
2010-06
Proposed Standard RFC
Updated by rfc7419, rfc7880, rfc8562, rfc9747
1 Adrian Farrel
7 pages
RFC 5881
Bidirectional Forwarding Detection (BFD) for IPv4 and IPv6 (Single Hop) Errata
2010-06
Proposed Standard RFC
2 Ross Callon
17 pages
RFC 5882
Generic Application of Bidirectional Forwarding Detection (BFD) Errata
2010-06
Proposed Standard RFC
2 Ross Callon
6 pages
RFC 5883
Bidirectional Forwarding Detection (BFD) for Multihop Paths
2010-06
Proposed Standard RFC
2 Ross Callon
12 pages
RFC 5884
Bidirectional Forwarding Detection (BFD) for MPLS Label Switched Paths (LSPs) Errata
2010-06
Proposed Standard RFC
Updated by rfc7726
3 Ross Callon
11 pages
RFC 7130
Bidirectional Forwarding Detection (BFD) on Link Aggregation Group (LAG) Interfaces Errata
2014-02
Proposed Standard RFC
Adrian Farrel
11 pages
RFC 7330
Definitions of Textual Conventions (TCs) for Bidirectional Forwarding Detection (BFD) Management
2014-08
Proposed Standard RFC
Adrian Farrel
39 pages
RFC 7331
Bidirectional Forwarding Detection (BFD) Management Information Base Errata
2014-08
Proposed Standard RFC
Adrian Farrel
8 pages
RFC 7419
Common Interval Support in Bidirectional Forwarding Detection
2014-12
Informational RFC
Adrian Farrel
7 pages
RFC 7726
Clarifying Procedures for Establishing BFD Sessions for MPLS Label Switched Paths (LSPs)
2016-01
Proposed Standard RFC
Alvaro Retana
24 pages
RFC 7880
Seamless Bidirectional Forwarding Detection (S-BFD)
2016-07
Proposed Standard RFC
Alvaro Retana
8 pages
RFC 7881
Seamless Bidirectional Forwarding Detection (S-BFD) for IPv4, IPv6, and MPLS
2016-07
Proposed Standard RFC
Alvaro Retana
15 pages
RFC 7882
Seamless Bidirectional Forwarding Detection (S-BFD) Use Cases
2016-07
Informational RFC
Alvaro Retana
23 pages
RFC 8562
Bidirectional Forwarding Detection (BFD) for Multipoint Networks
2019-04
Proposed Standard RFC
Updated by rfc9780
Martin Vigoureux
20 pages
RFC 8563
Bidirectional Forwarding Detection (BFD) Multipoint Active Tails
2019-04
Proposed Standard RFC
Martin Vigoureux
9 pages
RFC 8971
Bidirectional Forwarding Detection (BFD) for Virtual eXtensible Local Area Network (VXLAN) Errata
2020-12
Informational RFC
Martin Vigoureux
64 pages
RFC 9127
YANG Data Model for Bidirectional Forwarding Detection (BFD)
2021-10
Proposed Standard RFC
Updated by rfc9314
Martin Vigoureux
58 pages
RFC 9314
YANG Data Model for Bidirectional Forwarding Detection (BFD)
2022-09
Proposed Standard RFC
John Scudder
16 pages
RFC 9468
Unsolicited Bidirectional Forwarding Detection (BFD) for Sessionless Applications
2023-08
Proposed Standard RFC
John Scudder
12 pages
RFC 9747
Unaffiliated Bidirectional Forwarding Detection (BFD) Echo
2025-03
Proposed Standard RFC
Éric Vyncke
14 pages
RFC 9764
Bidirectional Forwarding Detection (BFD) Encapsulated in Large Packets
2025-04
Proposed Standard RFC
Éric Vyncke
19 pages
RFC 9978
Bidirectional Forwarding Detection (BFD) Stability
2026-06
New
Experimental RFC
Ketan Talaulikar
20 pages
RFC 9985
Optimizing Bidirectional Forwarding Detection (BFD) Authentication
2026-06
Experimental RFC
Ketan Talaulikar
29 pages
RFC 9986
Meticulous Keyed ISAAC for Bidirectional Forwarding Detection (BFD) Optimized Authentication
2026-06
Experimental RFC
Ketan Talaulikar
Related Internet-Drafts and RFCs (18 hits)
21 pages
draft-ietf-bess-evpn-bfd-13
EVPN Network Layer Fault Management
2026-03-27
I-D Exists
Waiting for Implementation : Proposed Standard
Reviews: genart Early rtgdir Early
Mar 2026

Matthew Bocci
9 pages 2026-03-23
I-D Exists
In WG Last Call
Reviews: rtgdir IETF Last Call secdir IETF Last Call

Donald E. Eastlake 3rd
32 pages 2026-06-26
New
I-D Exists
WG Document

12 pages
draft-ietf-pce-pcep-bfd-parameters-02
PCEP Extensions to support BFD parameters
2026-02-24
I-D Exists
WG Document

21 pages
draft-ietf-rtgwg-vrrp-bfd-p2p-03
Fast failure detection in VRRP with Point to Point BFD
2026-02-27
I-D Exists
WG Document
Reviews: secdir Early rtgdir Early opsdir Early
2
6 pages
draft-ietf-rtgwg-vrrp-p2mp-bfd-14
Applicability of Bidirectional Forwarding Detection (BFD) for Multi-point Networks in Virtual Router Redundancy Protocol (VRRP)
2026-02-27
I-D Exists
WG Document
Reviews: secdir Early rtgdir Early opsdir Early
3
Xiao Min
7 pages
draft-jiang-bfd-multi-hop-unaffiliate-04
Multiple Hop Unaffiliate BFD
2026-04-25
I-D Exists

11 pages
draft-li-bfd-rcp-00
BFD Considerations for Redundant Control Planes
2026-07-04
New
I-D Exists

10 pages
draft-li-bgp-sr-policy-bfd-extension-00
BGP SR Policy Extensions for BFD Configuration
2026-02-13
I-D Exists

11 pages
draft-li-idr-bgp-sr-policy-bfd-extension-01
BGP SR Policy Extensions for BFD Configuration
2026-02-15
I-D Exists

6 pages
draft-li-ippm-stamp-bfd-tlv-00
A STAMP Extension for Carrying Bidirectional Forwarding Detection Control Messages
2026-07-04
New
I-D Exists

23 pages
draft-lin-bfd-path-consistency-over-sr-06
BFD Path Consistency over SR
2026-01-22
I-D Exists

14 pages
draft-liu-spring-bfd-srv6-policy-encap-06
Encapsulation of BFD for SRv6 Policy
2026-03-17
I-D Exists

6 pages
draft-melegassi-coherence-bfd-00
Coherence-BFD: Sub-Second Coherence Detection Using Bidirectional Forwarding Detection Patterns
2026-05-26
I-D Exists

21 pages
draft-nser-vrrp-sbfd-02
Fast failure detection in VRRP with S-BFD
2026-04-14
I-D Exists

14 pages
draft-palanivelan-bfd-v2-gr-13
A Record of Discussions of Graceful Restart Extensions for Bidirectional Forwarding Detection (BFD)
2011-11-17
I-D Exists (IESG: Dead) Historic
Adrian Farrel
9 pages 2026-03-17
I-D Exists

8 pages
draft-zhou-rift-bfd-00
Bidirectional Forwarding Detection (BFD) for Routing in Fat Trees (RIFT)
2026-02-25
I-D Exists