ARP Resolution

Before sending a frame on Ethernet, a host must know the destination MAC address. ARP resolves an IP to a MAC via a LAN broadcast.

Ready Click Next Step to watch ARP resolve 192.168.1.20's MAC address.
ARP Packet
Opcode -
Sender MAC -
Sender IP -
Target MAC -
Target IP -
Dst Frame -
ARP Cache (PC-A)
IP Address MAC Address Type
Cache empty
Event Log