Is your ISP blocking outgoing port 25?

Jeroen Wunnink jeroen at easyhosting.nl
Fri Jun 19 02:53:11 CDT 2009


We just open port 2525 for customers from ISP's blocking official SMTP 
ports so they can use their dedicated servers/domain mailservers.

Lyndon Nerenberg wrote:
> On Thu, 2009-06-18 at 16:14 -0400, Joe Provo wrote:
>   
>> then you should be shifting your userbase to authenticated on the
>> SUBMIT 
>> port [587] anyway...
>>     
>
> Except for those ISPs who choose to intercept port 587 as well. This is
> a big problem with Rogers in Vancouver. They hijack port 587 connections
> through some sort of lame proxy that connects you to your intended host,
> but strips the AUTH field out of the EHLO response from the remote
> submission server ...
>
>
>   

-- 

Met vriendelijke groet,

Jeroen Wunnink,
EasyHosting B.V. Systeembeheerder
systeembeheer at easyhosting.nl

telefoon:+31 (035) 6285455              Postbus 48
fax: +31 (035) 6838242                  3755 ZG Eemnes

http://www.easyhosting.nl
http://www.easycolocate.nl






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