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Groups > linux.debian.user > #280484
| From | Jeffrey Walton <noloader@gmail.com> |
|---|---|
| Newsgroups | linux.debian.user |
| Subject | Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] |
| Date | 2025-06-27 19:10 +0200 |
| Message-ID | <L2kKl-dAAD-1@gated-at.bofh.it> (permalink) |
| References | (7 earlier) <L26R3-drIH-1@gated-at.bofh.it> <L27WN-dsm1-3@gated-at.bofh.it> <L2hCN-dyrD-1@gated-at.bofh.it> <L2ipb-dyYw-23@gated-at.bofh.it> <L2iyS-dz2u-15@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Fri, Jun 27, 2025 at 10:47 AM Greg <curtyshoo@gmail.com> wrote:
>
> On 2025-06-27, Greg Wooledge <greg@wooledge.org> wrote:
> >>
> >> Bounce can and does mean a rejection of the email by the *server*, so
> >> your proposal seems nonsensical or confusing, as the email has
> >> already been delivered to its recipients.
> >
> > I am not proposing anything. I am *explaining*.
> >
> > This is the terminology that mutt uses.
>
> It is not the accepted meaning of the term.
>
> https://github.com/mjg59/jargon/blob/master/bounce
>
> :bounce: v. 1. [common; perhaps by analogy to a bouncing check] An
> electronic mail message that is undeliverable and returns an error
> notification to the sender is said to bounce. see also {bounce message}.
RFC 5321, Section 6.2, might also help
(<https://datatracker.ietf.org/doc/html/rfc5321#section-6.2>):
6.2. Unwanted, Unsolicited, and "Attack" Messages
Utility and predictability of the Internet mail system requires that
messages that can be delivered should be delivered, regardless of any
syntax or other faults associated with those messages and regardless
of their content. If they cannot be delivered, and cannot be
rejected by the SMTP server during the SMTP transaction, they should
be "bounced" (returned with non-delivery notification messages) as
described above. In today's world, in which many SMTP server
operators have discovered that the quantity of undesirable bulk email
vastly exceeds the quantity of desired mail and in which accepting a
message may trigger additional undesirable traffic by providing
verification of the address, those principles may not be practical.
As discussed in Section 7.8 and Section 7.9 below, dropping mail
without notification of the sender is permitted in practice.
However, it is extremely dangerous and violates a long tradition and
community expectations that mail is either delivered or returned. If
silent message-dropping is misused, it could easily undermine
confidence in the reliability of the Internet's mail systems. So
silent dropping of messages should be considered only in those cases
where there is very high confidence that the messages are seriously
fraudulent or otherwise inappropriate.
To stretch the principle of delivery if possible even further, it may
be a rational policy to not deliver mail that has an invalid return
address, although the history of the network is that users are
typically better served by delivering any message that can be
delivered. Reliably determining that a return address is invalid can
be a difficult and time-consuming process, especially if the putative
sending system is not directly accessible or does not fully and
accurately support VRFY and, even if a "drop messages with invalid
return addresses" policy is adopted, it SHOULD be applied only when
there is near-certainty that the return addresses are, in fact,
invalid.
Conversely, if a message is rejected because it is found to contain
hostile content (a decision that is outside the scope of an SMTP
server as defined in this document), rejection ("bounce") messages
SHOULD NOT be sent unless the receiving site is confident that those
messages will be usefully delivered. The preference and default in
these cases is to avoid sending non-delivery messages when the
incoming message is determined to contain hostile content.
Jeff
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ግěcůžላኣዝዩ mullerrogatien@gmail.com - 2025-06-24 09:40 +0200
Re: ግěcůžላኣዝዩ 🦓 <czyborra@gmail.com> - 2025-06-24 11:50 +0200
Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] <tomas@tuxteam.de> - 2025-06-24 12:10 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Dan Hitt <dan.hitt@gmail.com> - 2025-06-25 01:40 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Alain D D Williams <addw@phcomp.co.uk> - 2025-06-25 01:50 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Greg Wooledge <greg@wooledge.org> - 2025-06-25 02:00 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Dan Hitt <dan.hitt@gmail.com> - 2025-06-25 02:50 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] <tomas@tuxteam.de> - 2025-06-25 08:50 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Greg <curtyshoo@gmail.com> - 2025-06-25 17:20 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] <tomas@tuxteam.de> - 2025-06-25 18:10 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] John Crawley <john@bunsenlabs.org> - 2025-06-27 04:20 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Greg Wooledge <greg@wooledge.org> - 2025-06-27 05:30 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Alain D D Williams <addw@phcomp.co.uk> - 2025-06-27 05:50 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Greg <curtyshoo@gmail.com> - 2025-06-27 15:50 +0200
Re: Please, don't reply to spam -- much less on list Nicolas George <george@nsup.org> - 2025-06-27 16:10 +0200
Re: Please, don't reply to spam -- much less on list Greg <curtyshoo@gmail.com> - 2025-06-27 16:20 +0200
Re: Please, don't reply to spam -- much less on list Nicolas George <george@nsup.org> - 2025-06-27 16:50 +0200
Re: Please, don't reply to spam -- much less on list Charles Curley <charlescurley@charlescurley.com> - 2025-06-27 23:00 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Greg Wooledge <greg@wooledge.org> - 2025-06-27 16:40 +0200
Re: Please, don't reply to spam -- much less on list Alain D D Williams <addw@phcomp.co.uk> - 2025-06-27 16:50 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Greg <curtyshoo@gmail.com> - 2025-06-27 16:50 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Nicolas George <george@nsup.org> - 2025-06-27 17:40 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Jeffrey Walton <noloader@gmail.com> - 2025-06-27 19:10 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] John Crawley <john@bunsenlabs.org> - 2025-06-28 03:20 +0200
Re: Please, don't reply to spam -- much less on list Stephan Seitz <stse+debian@rootsland.net> - 2025-06-28 12:10 +0200
Re: Please, don't reply to spam -- much less on list <tomas@tuxteam.de> - 2025-06-28 13:20 +0200
Re: Please, don't reply to spam -- much less on list Nicolas George <george@nsup.org> - 2025-06-29 11:20 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Jeffrey Walton <noloader@gmail.com> - 2025-06-27 06:30 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] Thomas Dineen <tdineen2021@gmail.com> - 2025-06-27 08:50 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] <tomas@tuxteam.de> - 2025-06-27 09:20 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] John Crawley <john@bunsenlabs.org> - 2025-06-27 10:10 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] <tomas@tuxteam.de> - 2025-06-27 10:50 +0200
Re: Please, don't reply to spam -- much less on list [was: ግěcůžላኣዝዩ] John Crawley <john@bunsenlabs.org> - 2025-06-28 03:10 +0200
Using MUAs to bounce mail (was: Please, don't reply to spam ...) Ralph Aichinger <ra@h5.or.at> - 2025-06-29 12:30 +0200
Re: Using MUAs to bounce mail (was: Please, don't reply to spam ...) Andy Smith <andy@strugglers.net> - 2025-06-29 12:50 +0200
Re: Using MUAs to bounce mail (was: Please, don't reply to spam ...) <tomas@tuxteam.de> - 2025-06-29 14:20 +0200
Re: Using MUAs to bounce mail (was: Please, don't reply to spam ...) Nicolas George <george@nsup.org> - 2025-06-29 14:20 +0200
Re: ግěcůžላኣዝዩ Sand <sand@cybert.me> - 2025-06-24 12:10 +0200
Re: ግěcůžላኣዝዩ 🦓 <czyborra@gmail.com> - 2025-06-24 13:10 +0200
Spam on this list, top-posting and things. <tomas@tuxteam.de> - 2025-06-24 13:40 +0200
Re: ግěcůžላኣዝዩ Frank Weißer <linux@weisser-ol.de> - 2025-06-24 13:40 +0200
Re: ግěcůžላኣዝዩ 🦓 <czyborra@gmail.com> - 2025-06-24 14:10 +0200
[subject censored] <tomas@tuxteam.de> - 2025-06-24 14:20 +0200
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