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 ...

A MAC address may be the address of your Mac, but they’re not interchangeable. MAC stands for Media (or Medium) Access Control, a geeky term for a part of network communications between the actual ...

When communicating over Wi-Fi, your iPhone needs to verify itself on the network before it can receive data—intended for it—on that network. It does this using a MAC address or Wi-Fi address. While ...