Slightly OT: Greylisting success or failure stories?

Paul Howarth paul at
Fri Feb 4 16:01:08 UTC 2005

Aleksandar Milivojevic wrote:
> David Cary Hart wrote:
>>> If somebody who's on vacation or bussiness trip in one of those 
>>> countries sends email to one of your users, it'll get blocked. 
>> That's incorrect. We're filtering on the SMTP country of origin not the
>> sender's country of origin. 
> Exactly.  If I'm on trip to China, I might as well use local ISP to send 
> my mails.  For example, ISP might block outgoing connections to port 25 
> (something many ISPs do these days).  You'll block by SMTP country of 
> origin (China), so you'll block my mail.

Not if you use SMTP submission with SMTP AUTH on port 587 on your "home" 
SMTP server, the cleanest way of handling roaming users.


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