Re: [core] Martin Duke's No Objection on draft-ietf-core-senml-versions-03: (with COMMENT)

Martin Duke <martin.h.duke@gmail.com> Thu, 03 June 2021 20:16 UTC

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In-Reply-To: <816A83B9-1A98-443B-91EF-0DD1259A6ED6@tzi.org>
From: Martin Duke <martin.h.duke@gmail.com>
Date: Thu, 3 Jun 2021 13:16:03 -0700
Message-ID: <CAM4esxRLkUBq6+a1VTbF6M-KfXCa+cjpGo7_0D5vOpdq8SSHug@mail.gmail.com>
To: Carsten Bormann <cabo@tzi.org>
Cc: The IESG <iesg@ietf.org>, draft-ietf-core-senml-versions@ietf.org, core-chairs@ietf.org, "core@ietf.org WG" <core@ietf.org>, jaime@iki.fi
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Subject: Re: [core] Martin Duke's No Objection on draft-ietf-core-senml-versions-03: (with COMMENT)
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Ah, good point, you're not throwing them away forever.

Thanks!

On Thu, Jun 3, 2021 at 1:11 PM Carsten Bormann <cabo@tzi.org> wrote:

> On 2021-05-26, at 17:33, Martin Duke via Datatracker <noreply@ietf.org>
> wrote:
> >
> > Martin Duke has entered the following ballot position for
> > draft-ietf-core-senml-versions-03: No Objection
> >
> > ----------------------------------------------------------------------
> > COMMENT:
> > ----------------------------------------------------------------------
> >
> > Given the very constrained space, I wonder if it's wise to reserve 0 and
> 2 for
> > no real purpose. IIUC these would still result in version numbers > 10
> and
> > therefore not break anything, yes?
>
> Hi Martin,
>
> The cop-out (end of Section 3) is:
>
>    These four reserved feature codes are not to be used with any
>    more specific semantics except in a specification that updates the
>    present specification.
>
> So we still can use these bits, we just haven’t said yet, how.
> But indeed, we could have used 0 and 2 as the first bits to be allocated
> (much harder to do anything useful with 1 and 3).
> Not sure we want to change this now to reclaim those bits now, but we
> still could.
> Any reaction, CoRE WG?
>
> Grüße, Carsten
>
>