Open the Control Panel of the computer and locate the Network application. Double click it to open it and look to see how many network adapters that your computer has. If there is only one adapter, each adapter will have a different IP address. Each one will be for a different network.
Highlight the network adapter shown and look to the left side and scroll down. You will find the Details box. Expand the box by clicking the small down arrow, and you will find shown the IP address of the card. It also details the particular card and which service assigned the computer's IP address.
Open the Start button and select "Run." Type "cmd" and press the "OK" button. A command window will open on your desktop. At the command prompt enter the following command "ipconfig /all" then press Enter key.
Examine the displayed information. It will show you all the IP addresses assigned to your computer, which workgroups they belong to, which addresses they look to gain Internet access and a lot of other information to allow computer techs to locate problems and fix your network connections if any problems occur.