Re: [babel] proposed info model change
Mahesh Jethanandani <mjethanandani@gmail.com> Fri, 12 February 2021 05:55 UTC
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From: Mahesh Jethanandani <mjethanandani@gmail.com>
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Date: Thu, 11 Feb 2021 21:55:51 -0800
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Cc: Toke Høiland-Jørgensen <toke=40toke.dk@dmarc.ietf.org>, "STARK, BARBARA H" <bs7652@att.com>, "babel@ietf.org" <babel@ietf.org>
To: David Schinazi <dschinazi.ietf@gmail.com>
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Subject: Re: [babel] proposed info model change
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Hi David, > On Feb 11, 2021, at 7:09 PM, David Schinazi <dschinazi.ietf@gmail.com> wrote: > > We banned all-zeroes and all-ones between draft-ietf-babel-rfc6126bis-00 and draft-ietf-babel-rfc6126bis-01. If memory serves, the idea was to reserve them for future extensibility. Also, banning all-zeroes allows using that as a sentinel value in software. > > Adding the uniqueness requirement sounds good to me, but removing the ban on all-zeroes/all-ones could lead to problems. If the core protocol doesn't allow it, why should the informational model allow it? If the protocol banned it, that is a different question, and info model can reflect that. I just wanted to point out that it is not because of the data model. Cheers. > > David > > On Thu, Feb 11, 2021 at 2:00 PM Toke Høiland-Jørgensen <toke=40toke.dk@dmarc.ietf.org <mailto:40toke.dk@dmarc.ietf.org>> wrote: > Mahesh Jethanandani <mjethanandani@gmail.com <mailto:mjethanandani@gmail.com>> writes: > > > Hi Toke, > > > > The rational has to do with what a data model like YANG does with > > router-id. To it the router-id is a key, in the form of a string. That > > string has to be unique. YANG does not prevent it being a string of > > zeros or ones, provided that string is unique. Thus the dropping of > > the "MUST NOT” and the addition of “MUST”. > > Right. I seem to recall there being some other reason why it shouldn't > be 0, but can't find the discussion now, and looking at the code that > doesn't seem to care. So no objection from me I guess :) > > -Toke > > _______________________________________________ > babel mailing list > babel@ietf.org <mailto:babel@ietf.org> > https://www.ietf.org/mailman/listinfo/babel <https://www.ietf.org/mailman/listinfo/babel> Mahesh Jethanandani mjethanandani@gmail.com
- [babel] proposed info model change STARK, BARBARA H
- Re: [babel] proposed info model change Toke Høiland-Jørgensen
- Re: [babel] proposed info model change Mahesh Jethanandani
- Re: [babel] proposed info model change Toke Høiland-Jørgensen
- Re: [babel] proposed info model change David Schinazi
- Re: [babel] proposed info model change Mahesh Jethanandani
- Re: [babel] proposed info model change STARK, BARBARA H
- Re: [babel] proposed info model change David Schinazi
- Re: [babel] proposed info model change STARK, BARBARA H
- Re: [babel] proposed info model change Mahesh Jethanandani
- Re: [babel] proposed info model change STARK, BARBARA H
- Re: [babel] proposed info model change Mahesh Jethanandani
- Re: [babel] proposed info model change STARK, BARBARA H
- Re: [babel] proposed info model change Mahesh Jethanandani
- Re: [babel] proposed info model change Juliusz Chroboczek
- Re: [babel] proposed info model change Juliusz Chroboczek
- Re: [babel] proposed info model change STARK, BARBARA H