On Wed, 2005-06-15 at 16:08 -0500, Craig Jackson wrote: > But my impression is that one of the prime reasons for greylisting is to
> avoid the high cost of virus and spamscanning. According to my logs,
> greylisting stops a huge percentage of spam before the recipient check.
> If mail is spam-scanned then greylisted, is it spam-scanned again when
> it is resent?
In my case, yes -- it's not used as a tactic for load reduction. If
that's what you want then I suppose it does make some sense to do it
before DATA, yes.