Force an operation Send gratuitous ARP request or reply Send gratuitous ARP reply Send gratuitous ARP reply on specified interface Send gratuitous ARP reply for specified address sudo arping -I $5 -c 1 -A $7 Send specified number of ARP replies sudo arping -I $5 -c $9 -A $7 Send gratuitous ARP request Send gratuitous ARP request on specified interface Send gratuitous ARP request for specified address sudo arping -I $5 -c 1 -U $7 Send specified number of ARP requests sudo arping -I $5 -c $9 -U $7