greylisting with procmail

[Les Mikesell]

Tim wrote:
> On Tue, 2007-02-06 at 04:21 +0800, Ed Greshko wrote:
>> FWIW, grey listing has cut incoming spam here by 80%.
> 
> What sort of time delay do you find it adds to getting your mail?
> 
> Looking at some systems that uses greylisting for my mail to go through,
> it can take several hours for some messages to get delivered.  It makes
> e-mail utterly useless for some things.  It also makes mail testing a
> right pain in the arse.  You can't set up filters and send yourself a
> test mail, well not unless you fancy spending days doing something that
> should just take minutes.

There is really no point in delaying a message from a host that is 
already known to retry.  I'm not sure which programs keep track at that 
level, though.

-- 
   Les Mikesell
    lesmikesell at gmail.com