Question: A resolver sends a query message with an identification number of 0x3019 to a local server to find the IP address for the host ppii.uitm.edu.my.

A resolver sends a query message with an identification number of 0x3019 to a local server to find the IP address for the host ppii.uitm.edu.my. Another server which is the authoritative server responds to that query. Answer the following questions regarding the error-free response message provided the following description; the IP address is 14.44.45.6, the DNS is using UDP, and the TTL is set to 1200.

a) State the identification number (in hexadecimal) of the response message.

b) State the value of the flag (in hexadecimal) in the response message. (3 point)

c) What is the size of the TTL field in the response message?

1 point

d) At which byte was the TTL field allocated in this response message?

3 points

e) State the size of the entire response message. Assume the response message is using an offset pointer.

3 points

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