Which protocol is used to send a destination network unknown message back to the originating host?

Which protocol is used to send a destination network unknown message back to the originating host?

  1. a) TCP
  2. b) ARP
  3. c) ICMP
  4. d) BootP

From the Rupali Bank Assistant Network Engineer 2021 – Written (CTI) exam, question 4 of 46.

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