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I used f-secure with postfix / amavis for virus filtering. F-secure's commerial, but its not too pricey per-server - worked like a charm too.
> -----Original Message-----
> From: firstname.lastname@example.org
> [mailto:email@example.com] On Behalf Of Oscar Bossans
> Sent: Friday, August 24, 2007 3:16 PM
> To: Stephen Summerfield; mircea
> Cc: firstname.lastname@example.org
> Subject: Re: mail antivirus
> Can you give me a link to read more, I'have serious problems
> with spam and
> spamassassin is not enough at less to me.
> pd: I' use Clamav and it's work perfect, filtered all virus.
> pd2: sorry my english
> Oscar Bossans L.
> Depto. Informática Bramell Ltda.
> Fono: 051-247976 Anexo 15
> ----- Original Message -----
> From: "Stephen Summerfield" <email@example.com>
> To: "mircea" <firstname.lastname@example.org>
> Cc: <email@example.com>
> Sent: Thursday, August 23, 2007 3:52 PM
> Subject: Re: mail antivirus
> > Mircea,
> > 1) DSPAM - very effective, it learns what is spam and what
> is not and
> > continues to learn so it adapts to different styles of
> spam. Learning is
> > very fast and false positives are virtually nil (in fact I
> can't remember
> > the last time I had one - I'm talking many months, if not
> years). I have
> > arranged for spam to be automatically moved to a separate
> 'Junk' folder
> > on an IMAP server based on DSPAM's classification using a
> simple sieve
> > script. However I still monitor the junk folder just in
> case, but it's
> > hardly worth it and I could probably simply delete these mails.
> > 2) SQLGrey - (not actually a SPAM filter, I use it front of and in-
> > conjunction with DSPAM). Highly effective and as unobtrusive as a
> > greylisting solution can be. Occasionally annoying having
> to wait a few
> > minutes for emails from a new source (eg site registration
> emails), but
> > the number of spams that simply get dropped, makes it very
> > I now get approximately 15 spam emails a day (as opposed
> to 200 a day)
> > and these are mostly to postmaster, hostmaster, webmaster, etc RFC
> > addresses to my domains. Only the occasional spam is to my
> real email
> > address and this address I have used for over 10 years and
> posted to
> > usenet, mailing lists and used for pretty much everything
> (i.e. I've not
> > been overly careful with it).
> > Hope that helps,
> > Steve
> > On 22 Aug 2007, at 17:54, mircea wrote:
> >> Hello,
> >> what kind of antivirus filter are you using on linux mail servers?
> >> I appreciate solution names and a few words on why you're using it.
> >> Thanks,
> >> Mircea
> >> !DSPAM:46cdb439321391626116346!
> > --
> > Este mensaje ha sido analizado por MailScanner
> > en busca de virus y otros contenidos peligrosos,
> > y se considera que está limpio.
> > For all your IT requirements visit: http://www.transtec.co.uk
> Este mensaje ha sido analizado por MailScanner
> en busca de virus y otros contenidos peligrosos,
> y se considera que está limpio.
> For all your IT requirements visit: http://www.transtec.co.uk