Re: [dmarc-ietf] Ticket #28 - Failure report mail loops

John Levine <johnl@taugh.com> Mon, 07 December 2020 19:51 UTC

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Subject: Re: [dmarc-ietf] Ticket #28 - Failure report mail loops
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In article <faada008-12c3-59f8-49b5-4a71882bc2b1@tana.it>it>,
Alessandro Vesely  <vesely@tana.it> wrote:
>> 4.  Some explicit loop prevention specification may be added.  For example:
>>> 4.1.  send reports from a subdomain having a DMARC record without ruf=, or
>>> 4.2.  never send failure reports about failed reports.
>> 
>> The latter, which is consistent with SMTP never generating a bounce about a
>> bounce.
>
>However, SMTP has an operational definition of bounce, MAIL FROM:<>.  Should we 
>take the same stance?  That is, send failure reports with an empty bounce 
>address and never send failure reports to bounces or failure reports?

We're talking about DMARC failures, not SMTP delivery failures. I
don't see what the latter has to do with the former.

R's,
John
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