RE: Spam and more spam

> > Scanning at SMTP level is not practical in most cases.
>
> Why not?  I'm doing virus scanning (ClamAV) and SpamAssassin at SMTP time
> on incoming mail for about 20,000 users (about 250 messages/minute).  I
> picked up a pair of 1U rackmount servers (each under 1800 Euro last year)
> for this, and there's lots of excess capacity (which is the way I
> like it).

I hope you aren't providing too many guarantees, as Clam can be extremely
flaky and not recognise a lot of the more recent viruses in the wild. It
also eats up CPU compared to some of the commercial options.

-- 
Irish Linux Users' Group
http://www.linux.ie/mailman/listinfo/ilug/