GNU bug report logs - #38066
26.1; X-Message-SMTP-Method header does not affect smtpmail-stream-type

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Message #23 received at 38066 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Ryan Tate <ryantate <at> ryantate.com>
Cc: 38066 <at> debbugs.gnu.org
Subject: Re: bug#38066: 26.1; X-Message-SMTP-Method header does not affect
 smtpmail-stream-type
Date: Tue, 05 Nov 2019 19:23:58 +0100

Robert Pluim <rpluim <at> gmail.com> writes:

>     Lars> I'm not sure I understand the rationale hre.  465 is defined as a TLS
>     Lars> port, so that's what Emacs should talk on that port.  It's like port
>     Lars> 443 -- it's also TLS.
>
> 465 is just a port. And eg
>
> (open-network-stream "google" nil "mail.google.com" 465)
>
> will attempt a STARTTLS connection (and incidentally hang my emacs
> :-)). You can override that by passing in :type tls, but in some
> situations you canʼt do that, hence the proposed patch.
>
> Unless youʼre suggesting that we unconditionally use tls for 465/443?
> Thatʼs another option, but itʼs sure to break someone's setup.

465 is a TLS port in an SMTP context, and 443 is a TLS port in an HTTP
context.  Outside those contexts, they're not anything in particular, of
course.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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