You can find your computer's name on a Windows PC by opening the "About" menu, and on a Mac with the "Sharing" menu.

If you want to give your Mac computer a new name, the process is easy and can be completed in three steps.

I think you need to supply more details...<BR><BR>Are you trying to do the name/ip lookup on some other machine than the one whose MAC address you have? <BR><BR>The translation between IP and MAC ...