Date: Fri, 6 Aug 2004 18:51:31 -0400 (EDT) From: Vince Vielhaber <vev@michvhf.com> To: Forrest Aldrich <forrie@forrie.com> Cc: freebsd-ipfw@freebsd.org Subject: Re: Blocking SMTP traffic based upon RBL.... Message-ID: <Pine.BSF.4.58.0408061849020.33173@paprika.michvhf.com> In-Reply-To: <411406D7.2000808@forrie.com> References: <411406D7.2000808@forrie.com>
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On Fri, 6 Aug 2004, Forrest Aldrich wrote: > There are probably dangerous consequences to doing something like this > improperly; however, there is a project out there called PacketBL: > > http://wiki.duskglow.com/index.php/Packetbl > > It's for Linux only, unfortunately -- however I like the idea. It > interfaces with the packet filtering system and selectively blocks SMTP > (port 25, configurable) traffic based upon RBLs etc. > > I wonder if there is a similar way to accomplish this with FreeBSD/ipfw... This works with qmail and any (unixish) OS: http://cr.yp.to/ucspi-tcp/rblsmtpd.html It's part of the ucspi-tcp package. I've been using it since sometime around '98 without a problem. Been using qmail even longer, no problem there either. Vince. -- Fast, inexpensive internet service 56k and beyond! http://www.pop4.net/ http://www.meanstreamradio.com http://www.unknown-artists.com Online radio: It's not file sharing, it's just radio.
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