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Re: public blacklists



>
> If you are fighting spam then you should implement the latest
> spamassassin which utilizes surbl lists.  Reports are that this works
> very well.
>
> However to keep from having to process all those spam messages you
> should also implement greylisting.  That alone will reduce spam by over
> 90% and you won't have to process all those spam messages.
> milter-greylist is a very good implementation that I have used with
> sendmail.  Easy to install and has been trouble free.
>
> Greylisting does not even incur the network overhead of using rbls, it
> issues a temporary reject on the message.  A real MTA will retry after a
> few minutes (sometimes longer) but the spam zombies won't retry.  As a
> result most spam gets dropped before you even receive the message.
>
>
> --
> Scot L. Harris
> webid cfl rr com
>
I do have spamassassin installed, but I'd like to block most spams before
processing them.
Could you please explain milter-greylist little more? Any document or link
is greately appreciated!

Hongwei


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