Address Resolution Protocol – A link layer protocol that glues devices on the network together by figuring out whom has what MAC and IP address each device on network has
Simple ARP Scan The Network – Scan all Devices on Network
arp-scan -l
ARP Scan Specific Port
arp-scan -I eth0 -l
ARP Scan Specific Port and IP Address
arp-scan -I eth0 192.168.1.100

Free/Open software developer, Linux user, Graphic C/C++ software developer, network & hardware enthusiast.