arp-scan

$ sudo arp-scan <host_range>
# eg.
$ sudo arp-scan 10.10.10.0/24

--localnet or -l

This command will send ARP queries to all valid IP addresses on your local networks

$ sudo arp-scan --localnet <host_range>
$ sudo arp-scan -l <host_range>

Allow to specify interface

$ sudo arp-scan [host] -I [iface]
$ sudo arp-scan [host] --interface=[iface]

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