Vineet, You can assign as many IP addresses as you need to the TMG external listener. You might want to start here; http://technet.microsoft.com/en-us/library/cc995149.aspx and here; http://technet.microsoft.com/en-us/library/cc984433.aspx. From: isalist-bounce@xxxxxxxxxxxxx [mailto:isalist-bounce@xxxxxxxxxxxxx] On Behalf Of Vineet Tripathi Sent: Monday, March 29, 2010 11:26 PM To: isalist@xxxxxxxxxxxxx Subject: [isalist] DMZ Hi all, I am new for Microsoft TMG. I have setup a 3 leg n/w using microsoft TMG. Now I want to publish my web servers in DMZ. so that external user can access site using public ip. I want to use multiple public ip for multiple server. How can I do it? Regards Vineet