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RE: Gen-ART review of draft-ietf-bfd-mib-18

"Nobo Akiya (nobo)" <nobo@cisco.com> Tue, 29 April 2014 19:06 UTC

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From: "Nobo Akiya (nobo)" <nobo@cisco.com>
To: "Black, David" <david.black@emc.com>, Jeffrey Haas <jhaas@pfrc.org>
Subject: RE: Gen-ART review of draft-ietf-bfd-mib-18
Thread-Topic: Gen-ART review of draft-ietf-bfd-mib-18
Thread-Index: Ac9i7PyERuk5jZsyQOKSHRHy2Ij/LwAG2CxAABnaMYAAHWa2AAABXuyAAAM2hqA=
Date: Tue, 29 Apr 2014 19:06:46 +0000
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Cc: "General Area Review Team (gen-art@ietf.org)" <gen-art@ietf.org>, "Zafar Ali (zali)" <zali@cisco.com>, "rtg-bfd@ietf.org" <rtg-bfd@ietf.org>, "ietf@ietf.org" <ietf@ietf.org>
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Hi David,

BFD-MIB-19 with suggested text has just been published.

URL:            http://www.ietf.org/internet-drafts/draft-ietf-bfd-mib-19.txt
Status:         https://datatracker.ietf.org/doc/draft-ietf-bfd-mib/
Htmlized:       http://tools.ietf.org/html/draft-ietf-bfd-mib-19
Diff:           http://www.ietf.org/rfcdiff?url2=draft-ietf-bfd-mib-19

Thanks again!

-Nobo

> -----Original Message-----
> From: Black, David [mailto:david.black@emc.com]
> Sent: Tuesday, April 29, 2014 11:38 AM
> To: Jeffrey Haas
> Cc: Nobo Akiya (nobo); tnadeau@lucidvision.com; Zafar Ali (zali); General
> Area Review Team (gen-art@ietf.org); rtg-bfd@ietf.org; ietf@ietf.org; Black,
> David
> Subject: RE: Gen-ART review of draft-ietf-bfd-mib-18
> 
> Jeff - could you work w/Nobo to get the word "historical" included in the
> MIB draft as a characterization of BFD version 0 ?  For example, the following
> text could be added to the introduction:
> 
>    because the BFD version 0 protocol is primarily of historical interest
>    by comparison to the widespread deployment of the BFD version 1
> protocol.
> 
> Thanks,
> --David
> 
> 
> > -----Original Message-----
> > From: Jeffrey Haas [mailto:jhaas@pfrc.org]
> > Sent: Tuesday, April 29, 2014 10:58 AM
> > To: Black, David
> > Cc: Nobo Akiya (nobo); tnadeau@lucidvision.com; Zafar Ali (zali);
> > General Area Review Team (gen-art@ietf.org); rtg-bfd@ietf.org;
> > ietf@ietf.org
> > Subject: Re: Gen-ART review of draft-ietf-bfd-mib-18
> >
> > On Tue, Apr 29, 2014 at 02:00:05AM -0400, Black, David wrote:
> > > With respect to the MIB, this concern is a nit, so I'm ok with going
> > > ahead
> > without
> > > making this change ...
> > >
> > > ... However ...
> > >
> > > Your WG chairs and AD should be concerned that this significant flaw
> > > in BFD version 0 (justifying a "SHOULD NOT use" recommendation) is
> > undocumented.
> >
> > And also un-RFCed.
> >
> > It was a "work in progress" that never fully saw the light of full
> > deployment.  Vendors very quickly moved to version 1 which fixed a
> > critical issue in the state machine.  If any version 0 survives, it's
> > historical and likely to be a source of operational agony rather than a
> useful feature.
> >
> > -- Jeff

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