The MAC address of the Wii can be found by:
- From the Wii Channel menu, select "Wii Settings" (the round button on the bottom-left of the screen with "Wii" on it).
- Select "Internet," then "Console Settings."
- The MAC address of the Wii console is displayed on the first line.In order to access internet on the Wii you have to use the wireless function. To connect via a wired router you have to buy the Wii LAN Adaptor. A link is provided below with instructions on how to connect your Wii to the internet.http://www.nintendo.com/consumer/systems/wii/en_na/connectingOnline.jsp