On Fri, Feb 23, 2007 at 03:33:00PM +0000, David Hart wrote:
> On Thu 2007-02-22 12:57:34 -0500 Greg Folkert wrote:
> > On Thu, 2007-02-22 at 16:38 +0000, David Hart wrote:
> > > On Thu 2007-02-22 10:33:34 -0500 Greg Folkert wrote:
> >
> > > I can't see any advantage in scanning during smtp connect time.
> > > By the time you've got the DATA you've used up the bandwidth and might
> > > as well accept it.
> >
> > Not really, I've got usage data dating back to Sasser. Significantly
> > lower bandwidth once I started using scanning and reject at SMTP time.
> >
> > In fact today... just to see, I disabled SA-Exim. I've quadrupled the
> > amount of bandwidth My COLO provider has seen my machine use.
> [snip]
>
> I must be missing something here. In order to scan an email you must
> receive the email (I don't mean accept). How can rejecting/accepting
> emails at this stage make any significant difference in bandwith used
> (let alone a quadrupling of bandwidth)?isn't it just using RBL's at smtp time and rejecting before recieving the mail? A
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