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From: Tarak Ranjan <contacttrm@yahoo.co.in>
To: Rob Sterenborg <rob@sterenborg.info>, netfilter@vger.kernel.org
Subject: RE: Rules For MailServer
Date: Mon, 4 Aug 2008 06:58:12 +0100 (BST)	[thread overview]
Message-ID: <650807.79359.qm@web94006.mail.in2.yahoo.com> (raw)
In-Reply-To: <000001c8f5e7$4cfe8be0$e6fba3a0$@info>


--- Rob Sterenborg <rob@sterenborg.info> wrote:

> > Hi List,
> > I'm running a mailserver on qmail, it has
> > eth0(192.168.1.100) & eth1(x.x.x.x), issue is that
> > lots of unwanted SMTP connection has been
> established
> > on that due to this reason socket has timeout
> > frequently.
> > 
> > any kind of limit on connection, or any kind of
> > solutions of securing SMTP will be appreciable.
> 
> I'm don't think netfilter rules will really help you
> here because you'll never know *from where* a
> connection will be made: you won't be able to block
> it before it's already there and you don't want to
> limit legitimate email. Are you already using
> DNSBL's like ZEN from Spamhaus or something like
> that?
> 
> 
> Grts.
> Rob
Hi Rob,
Yes, using RBLSMTPD there are zen,spamcop & another 2
RBL sites i have been configured. even though the lots
of unwanted connection is established...

/\
Tarak


      Unlimited freedom, unlimited storage. Get it now, on http://help.yahoo.com/l/in/yahoo/mail/yahoomail/tools/tools-08.html/

  reply	other threads:[~2008-08-04  5:58 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-03 18:31 Rules For MailServer Tarak Ranjan
2008-08-04  4:05 ` Rob Sterenborg
2008-08-04  5:58   ` Tarak Ranjan [this message]
2008-08-04  7:28     ` Rob Sterenborg

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