The Address Resolution Protocol (ARP) is used to find the MAC address of a computer using its IP address. When you execute the ping command on PC1, for example, it sends an ARP request to search for the MAC address corresponding to the specified IP address: here, ping 10,1,1,3 The ARP request is sent to the entire local network using the switch, which broadcasts the request on all ports, except the port on which it was received. PC3, which has the corresponding IP address, then receives this ARP

Network Scanning _ Live Address Resolution Protocol (ARP) Attack On Network