Re: [babel] Info Model: router-id as base64

"STARK, BARBARA H" <bs7652@att.com> Thu, 11 October 2018 22:58 UTC

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From: "STARK, BARBARA H" <bs7652@att.com>
To: 'Carsten Bormann' <cabo@tzi.org>
CC: "babel@ietf.org" <babel@ietf.org>
Thread-Topic: [babel] Info Model: router-id as base64
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Date: Thu, 11 Oct 2018 22:58:01 +0000
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Subject: Re: [babel] Info Model: router-id as base64
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> From: Carsten Bormann <cabo@tzi.org>
> 
> On Oct 12, 2018, at 00:43, STARK, BARBARA H <bs7652@att.com> wrote:
> >
> > This is the first of several emails I'm sending out asking for WG feedback on
> some info model questions.
> >
> > I've gotten a couple of people questioning the use of base64 data type for
> the router-id. Since the router-id is more properly just an arbitrary 64 bits,
> might it make better sense to represent this as just 64 bits? I’ve also had hex
> suggested.
> 
> In an information model, you want to talk about what it *Is*, not how it could
> be represented.
> Base64 or Base16 (a.k.a. hex) are non-starters here.
> Is it a number, or is it a byte string?

babel-rfc6126bis says the router-id "is an arbitrary string of 8 octets". So I'd say it's a byte string.
Barbara
 
> Grüße, Carsten
>