How to find the IP address of computer?
Windows Vista and 7
Step 1: Click on Start, type in cmd in the search field and hit enter.
Step 2: The command prompt window will open. Type in ipconfig and press enter
Step 3: It will return your IP address, subnet mask, and default gateway.
Windows XP and 2000
Step 1: Click on Start and select Run.
Step 2: Type cmd then click OK.
Step 3: From the Command Prompt, enter ipconfig. It will return your IP address, subnet mask, and default gateway.
Step 4: Type exit to close the command prompt.
Macintosh OS X
Click on the Apple Menu > System Preference > Network > TCP/IP.
Macintosh 8.x and 9.x
Step 1: Click on the Apple Menu>Control Panels>TCP/IP.
Step 2: Select your Ethernet adapter from the Connect Via drop-down menu. Step 3: Under Setup, select Using DHCP Server from the Configure drop-down menu, if connecting to a router DHCP server. This is the most common setting when using a router. In this configuration, your computer will be automatically assigned an IP address by the router.
Step 4: You must reboot your computer to “renew” your IP address.