How do I find the mac address of my PS3?

Step-by-step Instructions
1. Power up the PlayStation 3 without any disc in the drive.

2. Once the PlayStation 3 operating system has loaded, select "Settings."

3. Once you are in "Settings" select "Network Settings."

4. When the "Network Settings" list appears, select the first option which is titled "Settings and Connection Status List."

5. The physical address will be listed under "MAC Address." Write this number down and submit helpdesk for a device registration