Where are IPv4 address to Layer 2 Ethernet address mappings maintained on a host computer?

Last Updated: Oct 20, 2020
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Where are IPv4 address to Layer 2 Ethernet address mappings maintained on a host computer?

  • neighbor table
  • ARP cache
  • routing table
  • MAC address table

Explanation: The ARP cache is used to store IPv4 addresses and the Ethernet physical addresses or MAC addresses to which the IPv4 addresses are mapped. Incorrect mappings of IP addresses to MAC addresses can result in loss of end-to-end connectivity.

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