Re: [Emailcore] Ticket #91: Discussion of partial failure on delivery is in the wrong section that talks about Trace Header Fields (rfc5321bis)

Alexey Melnikov <aamelnikov@fastmail.fm> Tue, 19 March 2024 05:54 UTC

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Date: Tue, 19 Mar 2024 05:54:17 +0000
From: Alexey Melnikov <aamelnikov@fastmail.fm>
To: John C Klensin <john-ietf@jck.com>, Pete Resnick <resnick=40episteme.net@dmarc.ietf.org>, Ken Murchison <murch@fastmail.com>
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Subject: Re: [Emailcore] Ticket #91: Discussion of partial failure on delivery is in the wrong section that talks about Trace Header Fields (rfc5321bis)
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Hi John,

On Mon, Feb 26, 2024, at 7:48 PM, John C Klensin wrote:
> (Editor hat on)
>
> Comment about this plan (not an argument for or against moving
> the text):  Since about the time we started prohibiting
> cross-references or references into RFCs by page number, RFC
> style has, for obvious reasons, discouraged very long
> [sub]sections.  Section 3.3 is already multiple pages in length.
> Anyone want to make a case for subsections, possibly
> per-command?  One argument against doing that is that almost
> every time I/we have tried to further subdivide a section or
> subsection, it has led to "that paragraph is not in the right
> place" discussions like this one and Tickets #88 and #89.  But...

As a participant, I don't think this section needs subdivision, as I think it reads well. But if you want to propose a specific subdivision, I am happy to discuss it.

Best Regards,
Alexey
>
>   john
>
>
> --On Thursday, February 22, 2024 13:27 -0600 Pete Resnick
> <resnick=40episteme.net@dmarc.ietf.org> wrote:
>
>> I agree with Ken that 3.3 is probably the right place.
>> 
>> pr
>> 
>> On 20 Feb 2024, at 7:15, Ken Murchison wrote:
>> 
>>> On 2/16/24 11:57 AM, Alexey Melnikov wrote:
>>>> 
>>>> Hi all,
>>>> 
>>>> 4.4. Trace Information
>>>> 
>>>> 4.4.3. Return-path, Non-SMTP Systems, and Gateways
>>>> 
>>>> The last paragraph of this section says:
>>>> 
>>>>     The server must give special treatment to cases in
>>>> which  processing
>>>>     following the end of mail data indication is only
>>>> partially     successful. This could happen if, after
>>>> accepting several  recipients
>>>>     and the mail data, the SMTP server finds that the
>>>> mail data  could be
>>>>     successfully delivered to some, but not all, of the 
>>>> recipients. In
>>>>     such cases, the response to the DATA command MUST be
>>>> an OK  reply.
>>>>     However, the SMTP server MUST compose and send an 
>>>> "undeliverable
>>>>     mail" notification message to the originator of the
>>>> message.
>>>> 
>>>> I believe the paragraph is useful and doesn't need to
>>>> change.  However, this text has nothing to do with Trace
>>>> header fields or  their processing by gateways, this text is
>>>> more generic. I think the  above paragraph should be moved
>>>> somewhere under Section 3.6  ("Relaying and Mail Routing")
>>>> or alternatively move it into Section  4.1.1.4. ("DATA
>>>> (DATA)")?
>>>> 
>>> 
>>> I agree with Alexey that this paragraph seems to be
>>> misplaced.  I  think a case could also be made for including
>>> this in the "DATA"  portion of Section 3.3.
>>> 
>>> -- 
>>> Kenneth Murchison
>>> Senior Software Developer
>>> Fastmail US LLC
>
>
> -- 
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