Date: Fri, 4 Jun 2004 08:43:41 -0400 From: Bill Moran <wmoran@potentialtech.com> To: Perica Veljanovski <FreeBSD@euro.net.mk> Cc: freebsd-questions@freebsd.org Subject: Re: help me make a Mail Server choice Message-ID: <20040604084341.1f501f0f.wmoran@potentialtech.com> In-Reply-To: <20040604132326.E8FE.FREEBSD@euro.net.mk> References: <20040604132326.E8FE.FREEBSD@euro.net.mk>
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Perica Veljanovski <FreeBSD@euro.net.mk> wrote: > Hi again > > It turned out to be a public mail server as well! The choice for the MTA > on fell on postfix :) Now I have to chose POP/IMAP and Virus/Spam. > > I would appreciate if you can give me some input on your experience with > Cyrus or Courier, since they are my choices for pop/imap. Also I'd like > some suggestions on what to use for virus/spam protection, and how they > are implemented in postfix? In addition to whatever else you do, use a greylister to prevent virus/spam. I've been playing with different techniques for months, and the greylister is the best I've used so far. It never has a false positive, rejects virus/spam before using up all the bandwidth to send it, uses almost no CPU and (in my experience) stops about 95% of the viruses and spams. http://projects.puremagic.com/greylisting/ -- Bill Moran Potential Technologies http://www.potentialtech.com
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