Manual Setup, Internet Tab, set Connection Sharing to "Distribute a range of IP Addresses", click DHCP, enter DHCP reservations. You'll need the MAC addresses for each computer. To get the MAC, Sysrtem Preferences, Network, TCP/IP, Airport, Airport ID at the bottom. On May 4, 2009, at 7:08 PM, John Drake wrote: > I have our Airport Extreme setup using DHCP, but not sure how to > reserve specific IPs for each computer. > I'm having the same issue in that my iTunes server keeps getting a > new IP as issued by the ISP so then we can't connect. > Up to now I've been using IP Scanner to find the new IP and then I > go in and update. > Any detailed help will be appreciated. > Thanks. > John