On Wed, 2005-07-27 at 10:59 -0500, Lonnie Cumberland wrote: > Hi All, > > We have a server set up with multiple IP's aliased to it through eth0:1, > eth0:2, etc..... > > Each (aliased) IP currently has the same ports open on it as the others > and I want to turn off some of the ports on all of the IP except for > what IP is being used. > > For example we have SMTP on port 25 which should be listening only on 2 > of our IP's and not on the rest of them as well. > > How can I turn of various ports from listening on these IP's? > Typically, this is done through the software. For example, by default Postfix will listen on 25 on all interfaces; Apache on 80. However, both packages offer a configuration option that allows one to specify IP addresses. -- Tired of spam? Do YOUR part: http://www.BoulderPledge.org Our DNSRBL - Eliminate Spam: http://www.TQMcube.com/spam_trap.htm RBLDNSD HowTo: http://www.TQMcube.com/rbldnsd.htm Multi-RBL Check: http://www.TQMcube.com/rblcheck.htm