What is an IP Address?

An IP address is a fixed length sequence of digits that exclusively identifies computers on networks based on the IP communication protocol, such as the Internet. Each network device is assigned a unique IP address (for example:, enabling data transmission to and particular devices.

Without an IP address, services such as Internet browsing, e-mail dispatch and receipt, printing and file transfer would not be possible.

Determining Your Computer’s IP Address

In certain cases, you may be required to provide the HelpDesk with your computer’s IP address, so as to resolve communication problems.

    Instructions for Use 

    Determining the IP Address in Windows

    1. Select the Run command in the Start menu
    2. Enter cmd in the relevant field and press Enter
    3. Enter ipconfig in the window that appears and press Enter
    4. Data will be displayed, including the IP address, which will appear next to the IPv4 Address heading, in the format described earlier (four numeric values, ranging from 0 to 255, separated by periods, as in xxx.xxx.xxx.xxx)

    Determining the IP Address on Macintosh Computers

    1. Launch System Preferences from the Apple menu
    2. Click the Network icon
    3. On the left side you will see your network connections:
      1. Click Ethernet, and you will see your IP Address on the right side.
      2. Click Wi-Fi and and you will see your IP Address on the right, above the Network Name.

    Determining the IP Address in Linux

    1. Launch a terminal window and enter the command /sbin/ipconfig
    2. Upon running the command, a data list will be presented, including the IP address, which will appear under Ethernet eth0, next to the inet addr heading