On 2004-07-20 Russell Coker wrote:
> > Russel, if there are arguments against greylisting, I'd like to hear
> After the previous message explaining it I am all for greylisting!
>> - server pools which don't send out the second try from the same IP.
> This will still work eventually, it may just take more time.
> How many such server pools are there?
A collegue of mine just told me that the latest postgrey version can optionally shrink the mail servers IP address to a /24. This solves
the problem and together with From: and To: it's still unique enough.