Am 16.09.2014 um 12:47 schrieb LuKreme:
> On 15 Sep 2014, at 14:31 , Andrew J. Schorr 
> <asch...@telemetry-investments.com> wrote:
>> I could be wrong, but if greylisting works reliably,
> 
> And there we get to the root of the problem. It does not work reliably 
> because it ignores how large companies like Google and Yahoo and Amazon send 
> mail. Greylisting, *BY DESIGN* screws up large company email. The entire 
> basis of greylisting is that a single mail server sends email, and that is 
> just not how email works for large senders.
> 

whats the problem, setup greylisting selective with
smtpd_restriction_classes to typical dyn ip via pcr table etc, and have
fun with postscreen too




Best Regards
MfG Robert Schetterer

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