On Windows:
Click start, and type CMD in the search box and press enter.
In the command prompt window, type ipconfig and press enter.
The IPv4 address is displayed for the active connections, in this case it is an Ethernet adapter indicating a wired connection the RW building. 142.150.219.152
To find your “Physical Address” or MAC, type ” ipconfig /all ” and press enter. This command displays more information; the key string needed is in the form 00-00-00-00-00-00 In the example below 64-00-6A-92-56-42