On 2/1/20 12:58 AM, Bill Shirley wrote:
Assuming the subnet is 192.168.0.0/24: nmap -sP 192.168.0.0/24 should populate the ARP table.
Have you tried that? I was surprised by it because however nmap works, it does not create entries in the ARP table. Maybe because it's creating raw packets and bypassing the usual system paths.