postfix-users October 2010 archive
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postfix-users: Re: Greylisting or not ?

Re: Greylisting or not ?

From: Len Conrad <lconrad_at_nospam>
Date: Fri Oct 01 2010 - 17:27:35 GMT
To: <>

=>I actually use postgrey as greylisting utility
>I have no experience with other greylisting softwares
>but Postfix "gurus" advice would be greatly appreciated
>to compare and eventually change for another software.

postgrey and its fork sqlgrey are pretty much optimum. I think changing to something else won't buy you much if any improvement.

I have one high volume site, 200K+ msgs/day accepted per MX, with SQLgrey on 3 MXs where the:

(new but retried) / (total new)

is less that 2%.