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Re: [Emailcore] Ticket #8: Need a registry of header fields that are Ok to add after submission

"Martin J. Dürst" <duerst@it.aoyama.ac.jp> Thu, 29 July 2021 04:12 UTC

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To: John Levine <johnl@taugh.com>, emailcore@ietf.org
Cc: alexey.melnikov@isode.com
References: <20210729031352.DE5F725480DE@ary.qy>
From: "Martin J. Dürst" <duerst@it.aoyama.ac.jp>
Organization: Aoyama Gakuin University
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Date: Thu, 29 Jul 2021 13:12:37 +0900
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Archived-At: <https://mailarchive.ietf.org/arch/msg/emailcore/jv32-zDqf0B5r5YLG6wVb1UZ3HU>
Subject: Re: [Emailcore] Ticket #8: Need a registry of header fields that are Ok to add after submission
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On 2021-07-29 12:13, John Levine wrote:
> When I look at this registry I see a list of header fields and the RFC or
> other reference that defines each one:
> 
> https://www.iana.org/assignments/message-headers/message-headers.xhtml
> 
> How would this be different?
> 
> I can sort of see adding a column to the existing registry with a hint
> about where in the mail process it's typically added, but not a whole new registry.

Same here. Another variant would be to allow a fixed range of additions 
to the protocol column. I.e. not just "mail", but e.g. "mail (gateways)" 
or whatever we may decide on.

Regards,   Martin.

> R's,
> John
>

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