(Now, there are too many cases of enterprise network paralysis due to ARP. Many enterprises are helpless in the face of these attacks. For this reason, 51CTO Security Channel has collected and sorted out a lot of ARP-related solutions and prevention strategies. s help. The ARP protocol has important implications for network security. Implementing ARP spoofing by forging IP addresses and MAC addresses can generate a lot of ARP traffic in the network to block the network. An attacker can change the IP-MAC entry in the ARP cache of the solution host as long as he continuously publishes fake ARP response packets. , resulting in a network suspension or a man-in-the-middle attack.)