On Mon, 2004-08-23 at 00:34, Antony Stone wrote: > > since my dmz has private address space 192.168.x.x, IPs from there are > > not routable to anyone outside my network, > > Huh? So how do machines on your DMZ reply to external connections? And if > there aren't any external connections, what are they doing in a DMZ? I'm > puzzled. You must have some NAT going on, or it wouldn't be a DMZ... Yes. I have an IPcop box with three network cards, acting as firewall, transparent proxy using NAT & gateway. One public IP address, two non-routable 192.168.x.x segments. Port forwarding for DNS, SMTP, POP3 & HTTP. Thank you. You have been very helpful. Best regards. Sanjay.