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Re: [core] đź”” WG Last Call of draft-ietf-core-senml-etch-03.txt

Ari Keränen <ari.keranen@ericsson.com> Wed, 26 June 2019 14:43 UTC

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From: Ari Keränen <ari.keranen@ericsson.com>
To: Klaus Hartke <hartke@projectcool.de>
CC: Carsten Bormann <cabo@tzi.org>, core <core@ietf.org>
Thread-Topic: [core] đź”” WG Last Call of draft-ietf-core-senml-etch-03.txt
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Subject: Re: [core] đź”” WG Last Call of draft-ietf-core-senml-etch-03.txt
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Thanks Klaus! See inline.

> On 24 Jun 2019, at 14.22, Klaus Hartke <hartke@projectcool.de> wrote:
> 
> I have performed a quick review of draft-ietf-core-senml-etch-03:
> 
> 3.2. "For example, the following document could be given as (i)PATCH
> payload to change/set values of two SenML Records for the example in
> Section 1:" -- It would be nice if the example from section 1 was
> duplicated here and the removal of a record was shown.

Makes sense, will add example to the next revision.

> 5.1 "All IDs are assigned from the "IETF Review or IESG Approval"
> range." -- Remove this sentence.

SenML RFC (and others) have used such sentence to indicate the desired range, but I’m fine leaving it out too.

> 5.1 "Table 1: CoAP Content-Format IDs" -- This table is missing the
> "Content-Coding" (f.k.a. "Encoding") column.

Good catch; will add. I suppose it will be simply ”-” for both.

> General questions:
> 
> * It seems the new data formats are supersets of the existing data
> formats. Also, it seems the same data format is used for fetching and
> patching data. Is this what we, as CoRE WG, recommend (1 media type
> for data, 1 media type for fetching and patching)? CoRAL is doing it
> differently at the moment [1].
> 
> [1] https://tools.ietf.org/html/draft-hartke-t2trg-coral-08#section-6.7

Christian made some good observations on this already. I would not view this as a general guideline either. But let’s continue on that thread (and in the call today).


Cheers,
Ari

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