From: Robert Pluim <rpluim@gmail.com>
To: Lars Ingebrigtsen <larsi@gnus.org>
Cc: 30347@debbugs.gnu.org, Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Subject: bug#30347: smtpmail.el doesn't retry with authentication when greylisting is used
Date: Tue, 17 Apr 2018 12:33:25 +0200 [thread overview]
Message-ID: <87r2nejf62.fsf@gmail.com> (raw)
In-Reply-To: <8736zvyopn.fsf@mouse.gnus.org> (Lars Ingebrigtsen's message of "Mon, 16 Apr 2018 20:45:56 +0200")
Lars Ingebrigtsen <larsi@gnus.org> writes:
> Robert Pluim <rpluim@gmail.com> writes:
>
>> Itʼs one of the ways. Some return 451 instead. Some 421. Itʼs all very
>> fuzzy :-)
>>
>> Oh, and thereʼs an official 'authentication is required' code whose
>> value escapes me for the moment.
>
> Yeah, smtpmail just uses the "relay not permitted" codes to guess that
> it's supposed to try again, which aren't exactly official, either. So
> adding 450/451/421, too, probably won't break anything.
>
OK
>> BTW, if emacs has credentials for the connection itʼs making, would it
>> not make sense to attempt authentication before delivery?
>
> You'd think so... But this might lead to some annoyances in that people
> have password-protected their password store, and will now be prompted
> for that password even if the SMTP server doesn't require a password.
>
> If you see what I mean. :-)
>
Iʼm not sure I follow: the user has a matching machine in authinfo or
wherever they keep their passwords, and the SMTP server advertizes
AUTH support. Why would we not attempt authentication?
> So I'm not sure that change would be welcomed by everybody.
Thatʼs true. What we have now works for me :-)
next prev parent reply other threads:[~2018-04-17 10:33 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-04 14:01 bug#30347: smtpmail.el doesn't retry with authentication when greylisting is used Rainer Orth
2018-04-15 17:24 ` Lars Ingebrigtsen
2018-04-16 14:58 ` Robert Pluim
2018-04-16 18:45 ` Lars Ingebrigtsen
2018-04-17 10:33 ` Robert Pluim [this message]
2018-04-17 12:45 ` Lars Ingebrigtsen
2018-04-17 16:14 ` Robert Pluim
2020-09-07 20:49 ` Lars Ingebrigtsen
2020-09-08 9:59 ` Robert Pluim
2020-09-08 10:02 ` Lars Ingebrigtsen
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