Re: Spam and ad/popup blockers: Recommendations please
From: Doug Lee (dgl_at_dlee.org)
Date: Thu, 10 Jul 2003 15:16:46 -0400 To: lewiz <email@example.com>, firstname.lastname@example.org
Oops, I meant to mention I use sendmail for my MTA but sometimes
consider switching to Postfix for ease of maintenance.
Leaving the rest of this message here for anyone reading last-first;
sorry for top-quoting...
On Thu, Jul 10, 2003 at 08:10:11PM +0100, lewiz wrote:
> On Thu, Jul 10, 2003 at 12:05:43PM -0400, Doug Lee wrote:
> > I seek a good system (or systems) for filtering out mail spam, email
> > viruses, and web pop-up ads and such at our FreeBSD Internet gateway.
> For adverts I run Squid with adzap (in the ports). I find it pretty
> good, although I find the pop-up support a little less advanced.
> The email situation is different (since not everybody runs the same MTA
> (although /almost/ all people running proxies I know do use squid)) and
> depends heavily on your MTA. I have tried quite a few (although for
> very low volume) and am now settled on Exim (althogh Postfix would suit
> my needs just as well). Whatever you do (imho) do /not/ use Courier,
> because it is slightly pedantic about standards.
> I run Exim with Julian Page's MailScanner (http://mailscanner.info/),
> which I find suits my purposes nicely. It supports many virus scanners
> and uses SpamAssassin for spam checks (SpamAssassin also supports
> Bayesian filtering). You can use more than one virus scanner, too.
> If you're using Qmail, there is the excellent Qmail-scanner, which does
> a similar job. MailScanner will also work with Qmail, though, and I
> like the way it works. Postfix and Sendmail are also supported.
> Another cross-MTA scanner is amavis (incld. amavis, amavisd and
> amavisd-new -- who knows which to pick?).
> SpamAssassian can either add headers to ``considered spam mails'' and
> you can filter them on a per-user basis with procmail (or even allow the
> user to do it from the MUA -- possibly changing the Subject instead of
> the header), or just delete the mail.
> > mailscanner
> > Spam Assassin
> Used by MailScanner.
> > Vipul's Razor (the razor-agents port)
> See above.
> > 2. Minimal upkeep time required from admin.
> Since setup I've not had to look at MailScanner (or adzap) again.
> > 3. Simplicity of use by user (users can mail spam to an address I set
> > up so it's flagged as spam, but I don't want users to have to know a
> > lot of tech stuff like procmail just to filter spam).
> You could easily do something yourself to create a procmailrc, or just
> provide a stock one, and allow more advanced users to modify it, if they
> > Virus protection at the gateway is a lower priority since we protect
> > individual computers, but it wouldn't hurt.
> For mail it's more important to do it at the gateway, I would have
> thought. Especially where Outlook is concerned... :)
> Best wishes,
> Don't feed the bats tonight.
> -| msn:email@example.com | jab:firstname.lastname@example.org | url:http://lewiz.net |-
-- Doug Lee email@example.com http://www.dlee.org Bartimaeus Group firstname.lastname@example.org http://www.bartsite.com In laughter, love is found; but in tears, it is forged. (12/09/01) _______________________________________________ email@example.com mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "firstname.lastname@example.org"