Consider the following two statements.S1 : Destination MAC address of an ARP reply is a broadcast address.S2 : Destination MAC address of an ARP request is a broadcast address.Which one of the following choices is correct?

S1 is tue and S2 is false.

Both S1 and S2 are false.

S1 is false and S2 is true.

Both S1 and S2 are true.

Solution:

Answer: Option 3Concept:Address Resolution Protocol:ARP resolves an IP address to a MAC address.The purpose of the ARP request packet is to query all the other hosts and routers on the subnet to determine the MAC address corresponding to the IP address that is being resolved.The ARP Request Packet, broadcast to all other hosts and routers on the subnet using MAC broadcast address, namely, FF-FF-FF-FF-FF-FF.The ARP reply will be a unicast packet that contains the desired mapping. Explanation:Statement 1:Destination MAC address of an ARP reply is a broadcast address.This is not correct as the Destination MAC address of ARP reply will be a unicast address as ARP reply will be a unicast packet.Statement 2: Destination MAC address of an ARP request is a broadcast address.This is correct.

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