Sometimes you add a device to a local area network but don’t know the IP address given by the DHCP server. This batch script has helped me find the device based on the beginning of the MAC address.
for /L %%z in (1,1,254) do @ping 192.168.10.%%z -w 192 -n 1 | find "Reply" arp -a | find "74-9d" pause
