What is the protocol that is used to discover a physical address from a known logical address and what message type does it use?

Last Updated: Dec 26, 2024
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What is the protocol that is used to discover a physical address from a known logical address and what message type does it use?

  • PING, broadcast
  • DNS, unicast
  • DNS, broadcast
  • PING, multicast
  • ARP, multicast
  • ARP, broadcast

Explanation: An ARP request is broadcast to all devices on a LAN segment which seek the MAC address for a known IP address. Pings are used to verify connectivity between two devices, and DNS resolves URLs to IP addresses.

Related exam: Networking Essentials 3.0 Checkpoint Exam: ARP, DNS, DHCP and the Transport Layer
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