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LPI

201-400 · Question #13

How can you manually add an entry to your system's ARP cache?

The correct answer is D. Run arp -s hostname FF:FF:FF:FF:FF:FF. See the full explanation below for the reasoning.

Question

How can you manually add an entry to your system's ARP cache?

Options

  • ADirectly edit /etc/arp-cache
  • BRun add-arp hostname FF:FF:FF:FF:FF:FF
  • CRun ping -a hostname
  • DRun arp -s hostname FF:FF:FF:FF:FF:FF
  • EEdit arp.conf and restart arpd

How the community answered

(39 responses)
  • A
    15% (6)
  • B
    8% (3)
  • C
    3% (1)
  • D
    72% (28)
  • E
    3% (1)

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