Re: I-D Action: draft-ietf-bfd-rfc5881bis-00.txt

Jeffrey Haas <jhaas@pfrc.org> Fri, 19 June 2026 19:24 UTC

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Date: Fri, 19 Jun 2026 15:23:35 -0400
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Subject: Re: I-D Action: draft-ietf-bfd-rfc5881bis-00.txt
To: Alvaro Retana <aretana.ietf@gmail.com>, rtg-bfd@ietf.org
References: <178074408674.317000.6701597224223978092@dt-datatracker-6784c69984-gl6cv> <CAMMESsyt+MCoNqhPoAC+cyCVYFRtS_ACc0FoYq-WA6CrBg_Jvg@mail.gmail.com>
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From: Jeffrey Haas <jhaas@pfrc.org>
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The following URL provides a full diff vs. RFC 5881.

https://author-tools.ietf.org/diff?url_1=https://www.rfc-editor.org/rfc/rfc5881.txt&url_2=https://www.ietf.org/archive/id/draft-ietf-bfd-rfc5881bis-00.txt&iddiff=1

-- Jeff


On 6/9/26 17:00, Alvaro Retana wrote:
> Dear WG:
>
> I will be editing rfc5881bis as we move it towards Internet Standard. 
> This is the initial version, which is exactly the same as rfc5881 but 
> formatted in xmlv3 and with updated contact information.
>
> This message proposes a plan going forward.
>
> Broadly speaking, rfc5881bis should have no significant changes with 
> respect to rfc5881, no outstanding errata, no unused features, and 
> "two independent interoperating implementations with widespread 
> deployment and successful operational experience" [rfc6410].
>
> The next version (-01) will focus on incorporating the Verified 
> Errata: 
> https://errata.rfc-editor.org/search/?rfc_number=5881&status=verified&presentation=table 
> <https://errata.rfc-editor.org/search/?rfc_number=5881&status=verified&presentation=table> 
>
>
>
> In a separate message, I will start an implementation poll/survey to 
> determine whether any parts of the specification are unused.
>
>
> Finally, if you have suggestions for editorial changes, please make 
> them on the list. The source for the text is in GitHub: 
> https://github.com/bfd-wg/draft-ietf-bfd-rfc5881-bis
>
>
> Let me know if you have any comments on this plan.
>
> Thanks!
>
> Alvaro.
>
>
> On June 6, 2026 at 7:08:53 AM, internet-drafts@ietf.org 
> (internet-drafts@ietf.org) wrote:
>
>> Internet-Draft draft-ietf-bfd-rfc5881bis-00.txt is now available. It 
>> is a work
>> item of the Bidirectional Forwarding Detection (BFD) WG of the IETF.
>>
>> Title: Bidirectional Forwarding Detection (BFD) for IPv4 and IPv6 
>> (Single Hop)
>> Authors: Dave Katz
>> Dave Ward
>> Alvaro Retana
>> Name: draft-ietf-bfd-rfc5881bis-00.txt
>> Pages: 8
>> Dates: 2026-06-05
>>
>> Abstract:
>>
>> This document describes the use of the Bidirectional Forwarding
>> Detection (BFD) protocol over IPv4 and IPv6 for single IP hops.
>>
>> This document obsoletes RFC 5881.
>>
>> The IETF datatracker status page for this Internet-Draft is:
>> https://datatracker.ietf.org/doc/draft-ietf-bfd-rfc5881bis/
>>
>> There is also an HTML version available at:
>> https://www.ietf.org/archive/id/draft-ietf-bfd-rfc5881bis-00.html
>>
>> Internet-Drafts are also available by rsync at:
>> rsync.ietf.org::internet-drafts
>>
>>
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