Information Technology

How to find IP & MAC addresses

Windows 7 Computer

Access IP addresses

  1. Click the Windows 7  Start Button
  2. In the “Search programs and folders” box, type cmd and press enter
  3. Type ipconfig /all then press enter.
  4. Look for the "IPv4 Address" detailed in the image below.

Access the Hostname

  1. Click the Start Button
  2. In the “Search programs and folders” box, type cmd and press enter
  3. Type hostname press enter
  4. The hostname of the computer will be returned on the next line.

Access the MAC address

  1. Go to the start menu
  2. In the "Search programs and folders" box enter "cmd" in the box
  3. After the "C:\users\(your username here)>" type  "ipconfig/all" (include the space between "ipconfig" and "/") then press enter.
  4. The MAC address is in the "physical address"

ethernet adapter local area connection list

Macintosh Computer

The IP Address is the address given to the computer by the network. We can use this address to remotely connect to the computer. This information can also be used in troubleshooting to verify network connectivity.

Access the IP address

  • Open Finder
  • Open Applications
  • Open Utilities
  • Open the Terminal

For the Wired Ethernet IP Address:

  • Type ipconfig getifaddr en0
  • The IP address of the computer will be returned on the next line

For the Wireless Ethernet IP Address:

  • ipconfig getifaddr en1
  • The IP address of the computer will be returned on the next line

Access the MAC Address

The MAC address is the Physical address of the network interface. Typically we need this information to resolve blocked computer connections.

To access the Mac address of a Macintosh computer

  • Open Finder
  • Open Applications
  • Open Utilities
  • Open the Terminal

For the Wired Ethernet Mac Address

  • Type Ifconfig en0 ether
  • Look for ether. The mac address will look like xx:bb:cc:11:22:33
  • For the Wireless Ethernet Mac Address:
  • Type Ifconfig en1 ether
  • Look for ether. The mac address will look like xx:bb:cc:11:22:33