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10 points Save Answer QUESTION 1 What is the primary function of RARP? 1. To pro

ID: 3785735 • Letter: 1

Question

10 points Save Answer QUESTION 1 What is the primary function of RARP? 1. To provide an IP address when the MAC address is known O 2. To provide an IP address when the hostname is known O 3. To provide a MAC address when the IP Address is known 4. To provide a hostname when the IP Address is known 10 points Save Answer QUESTION 2 Which of the following is the type of ICMP message used for a "ping" request? 1.echo response 2. time exceeded in transit 3. port unreachable 4. echo reply 10 points Save Answer QUESTION 3 Which is not true of RARP? O 1.The workstation or client initiates the request for an address O 2. It requires a server on the network O 3. It works across routers 4. It is often used for diskless workstations 10 points Save Answer QUESTION 4

Explanation / Answer

Q1.) RARP, reverse of ARP, is used to get the IP adress of the machine whose MAC address is known. Hence option 1 is correct.

Q2.) Echo reply is used for ICMP ping request. Hence, option 4 is correct.

Q3.) RARP is often used for diskless workstation and it requires a server to get ip address of the given machine. RARP works on layer 2. So it doesn't need to work across routers. Hence option 3 is correct.

Q4.) At the highest level, ICMP messages are fall into two types: query and error. ICMO is used by router to send errors to the device. Hence option 1 is right.

Q5.) ICMP error message is never generated in response to an ICMP error message. Valid condition for an ICMP error message to be generated is in response to a broadcast address. Hence option 1 is correct.

Q6.) ICMP requests are used for network monitoring system. Hence option 4 is correct.

Hope it helps, do give your response.