Get IP from MAC address. arp -a not showing device

Question

I\'m trying to write a batch file that\'s supposed to find the dynamically assigned IP of my Android phone when it\'s connected to the network (Tenda WiFi router).

So I

Answer 1

If you want find IP from MAC do this

$  arp -n | grep -w -i 'YOUR-MAC' | awk '{print $1}'

Note you must replace YOUR-MAC, with your mac address, keep single quotes

Now, if you want find MAC Address from some IP Try this:

$  arp -n | grep -w -i 'YOUR-IP' | awk '{print $3}'

Enjoy!