Re: [Cbor] I-D Action: draft-ietf-cbor-network-addresses-05.txt

Brian E Carpenter <> Tue, 13 July 2021 21:50 UTC

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To: Carsten Bormann <>
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From: Brian E Carpenter <>
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Date: Wed, 14 Jul 2021 09:50:25 +1200
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Subject: Re: [Cbor] I-D Action: draft-ietf-cbor-network-addresses-05.txt
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On 13-Jul-21 19:43, Carsten Bormann wrote:
> On 12. Jul 2021, at 22:36, Brian E Carpenter <> wrote:
>> Would it be useful to formally deprecate tags 260 and 261?
> We don’t have a process for that.

A standards track document could label a tag as NOT RECOMMENDED and request IANA to add a column. But of course doing that requiires consensus, and shouldn't apply to the FCFS range.

> Other IETF registries are more actively curated, with “recommended” columns and some such.
> The intention of the “Notable Tags” document was indeed 
to contain such guidance, but separate from the registry.
> (Now I still have to find time to flesh that out some more…)

Indeed, it's real work (but if done now, it can prevent a historic mess like we have with port numbers).