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

Re: Greylisting or not ?

From: <lst_hoe02_at_nospam>
Date: Fri Oct 01 2010 - 14:12:53 GMT

Zitat von Frank Bonnet <>:

> Hello
> 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.

We also use Postgrey

Works stable and as expected and saved us from blocking dynamic IPs per RBLs.

What is always recommended:
- Use auto-whitelist=1 and a very long purge delay for the client list
- Use more than some seconds as greylist delay