[97976] in North American Network Operators' Group

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Re: Port 587 vs. 25 [was: DNS Hijacking by Cox]

daemon@ATHENA.MIT.EDU (Mikael Abrahamsson)
Mon Jul 23 05:50:23 2007

Date: Mon, 23 Jul 2007 11:49:19 +0200 (CEST)
From: Mikael Abrahamsson <swmike@swm.pp.se>
To: nanog@merit.edu
In-Reply-To: <7.0.1.0.2.20070723111848.05345d08@easyhosting.nl>
Errors-To: owner-nanog@merit.edu


On Mon, 23 Jul 2007, Jeroen Wunnink wrote:

> It's a lot more trouble for hosting providers that provide customers with 
> webhosting and E-mail services.

Why? What stops you from migrating them to TCP/587? I'd imagine direct 
TCP/25 access to your servers would be spotty at best, anyway. Where I'm 
at, there are more ISPs blocking TCP/25 to anything but their own email 
servers, that those who do not block.

-- 
Mikael Abrahamsson    email: swmike@swm.pp.se

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