Date: Fri, 06 Aug 2004 18:56:32 -0400 From: Forrest Aldrich <forrie@forrie.com> To: Vince Vielhaber <vev@michvhf.com> Cc: freebsd-ipfw@freebsd.org Subject: Re: Blocking SMTP traffic based upon RBL.... Message-ID: <41140CA0.7090409@forrie.com> In-Reply-To: <Pine.BSF.4.58.0408061849020.33173@paprika.michvhf.com> References: <411406D7.2000808@forrie.com> <Pine.BSF.4.58.0408061849020.33173@paprika.michvhf.com>
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Hi Vince, Thanks for the pointer. I use Sendmail-8.13 on my system, Postfix in the future. I'm guessing rblsmtpd will require the adoption of ucspi, which would break some of the configs I work with now. I'll look at it. Thanks. Vince Vielhaber wrote: >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. > >
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