![]() The ARP cache is a small area in RAM that holds the ARP responses. The device that is configured with the destination IPv4 address responds to the request with an ARP reply and the MAC address is recorded in the ARP cache.Įvery device on the LAN maintains its own ARP cache. To dynamically discover the MAC address of a known destination, the source device broadcasts an ARP request on the local network. When an Ethernet frame is transmitted on the network, it must have a destination MAC address. Use the Windows arp command to view the local ARP table cache on the PC.Īddress Resolution Protocol (ARP) is used by TCP/IP to map a Layer 3 IPv4 address to a Layer 2 MAC address.Part 3: View the ARP cache entries on the PC ![]() Analyze the content of the ARP messages exchanged between devices on the LAN.Locate the IPv4 and MAC address information in captured PDUs.Start and stop data capture of ping traffic to remote hosts.Part 2: Capture and Analyze ARP Data in Wireshark Last Updated on Februby Admin 3.4.3.5 Lab – Address Resolution Protocol (ARP) Answers Lab – Address Resolution Protocol (ARP) ( Answers Version)Īnswers Note: Red font color or gray highlights indicate text that appears in the Answers copy only.
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