Re: [netmod] 6991bis: address-with-prefix-length

Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de> Thu, 18 April 2019 12:36 UTC

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Date: Thu, 18 Apr 2019 14:36:51 +0200
From: Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>
To: Martin Bjorklund <mbj@tail-f.com>
CC: <lhotka@nic.cz>, <netmod@ietf.org>
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Subject: Re: [netmod] 6991bis: address-with-prefix-length
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On Thu, Apr 18, 2019 at 02:18:43PM +0200, Martin Bjorklund wrote:
> 
> > It
> > is sometimes convenient to treat something that is in fact constructed
> > as an atomic value.
> 
> Convenient for users that enter these values, perhaps.  But not as
> convenient for a program (or a filter) that needs one of the combined
> values.  For example, suppose I want to find all entries with a given
> prefix; that is non-trivial with a combined ip-address-and-prefix
> type.
>

Syntactically, ip-prefix and ip-address-and-prefix look the same, it
is all about whether the non-prefix bits carry a meaning or not. Once
these bits carry a meaning, you argue that this combination is a bad
idea? Or do you argue that ip-prefix also is a bad idea (and if so do
you propose ip-prefix to be deprecated)? And what do we do with url?

/js

-- 
Juergen Schoenwaelder           Jacobs University Bremen gGmbH
Phone: +49 421 200 3587         Campus Ring 1 | 28759 Bremen | Germany
Fax:   +49 421 200 3103         <https://www.jacobs-university.de/>