----- Original Message -----
From: "Mike Cardwell" <exim-users@???>
To: "Exim Users List" <exim-users@???>
Sent: Thursday, May 14, 2009 12:50 PM
Subject: Re: [exim] Sender callout verification on BATV signed addresses
> > we have been using callouts since they exist without ever being
> > blacklisted
>
> You don't want to advertise that fact on mailing lists like this, or
> your listing status might get changed.
How true. Yesterday, one of my customer's domains was being forged in a spam
run using random LHS. Over 500 servers using callouts got firewalled in that
one.
Callouts are not a good idea. (And before anyone panics - no - I won't get
into a long discussion about it again - just making a point).
All the best
Phil
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