Abstract:ARP (Address Resolution Protocol) is one of the commonly used network protocol in TCP/IP network. Its function is
to obtain the physical address based on the host IP address. However, ARP attack is also a common mean of local area network attack
for the protocol characteristics, bringing serious security hidden danger to the network. According to the characteristics of ARP
protocol, the ARP attack means are analyzed, and different solution strategies are given according to different kinds of attack.