Partially true. You don't need either to get the net key to work, but you do need an IP address. you can use "localhost" or "127.0.0.1", but i'm not sure if this will work if you don't have an IP address. I will check this later and post back here.
Josh Osborne - Central Innovation
HP Zbook Studio G4 - Windows 10 Pro, Intel i7 7820HQ, 32Gb RAM, Quadro M1200