To determine the MAC address of a remote device:
its quit easy to get the MAC of a remote device in order to get the MAC of any remote device with the known ip address just follow a simple step and you are done
HOW TO GET THE IP ADDRESS OF SYSTEM CONNECTED TO THE NETWORK
Open the MS-DOS prompt (From the Run... command, type "CMD" and press Enter).
Ping a remote device that you want to find the MAC address (for example: PING 192.168.0.1).
Type "ARP -A", and press Enter.
here you are DONE...!!! with it