[78096] in North American Network Operators' Group
Re: Why do so few mail providers support Port 587?
daemon@ATHENA.MIT.EDU (Florian Weimer)
Sat Feb 19 08:19:08 2005
From: Florian Weimer <fw@deneb.enyo.de>
To: Sean Donelan <sean@donelan.com>
Cc: nanog@merit.edu
Date: Sat, 19 Feb 2005 14:16:18 +0100
In-Reply-To: <Pine.GSO.4.58.0502161946450.5731@clifden.donelan.com> (Sean
Donelan's message of "Wed, 16 Feb 2005 19:49:48 -0500 (EST)")
Errors-To: owner-nanog-outgoing@merit.edu
* Sean Donelan:
> Yet another reason for supporting port 587 on your servers for remote
> authenticated mail submission from your users. If you don't support
> port 587, and use SPF, it may break when AOL or other providers re-direct
> port 25.
>
> http://www.heise.de/english/newsticker/news/56437
Has AOL notified anyone in advance? Quite a few provider-independent
mail providers were caught by surprise.
