--- Rob Sterenborg <rob@xxxxxxxxxxxxxxx> 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/ -- To unsubscribe from this list: send the line "unsubscribe netfilter" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html