A$.$ Correspond the fields Acknowledgement Number, Source Port, Receive Window, and Checksum in the

header of the TCP

message with the appropriate tcp functions that this protocol does and Justify your solution.

is the protocol. Explain your requirements.

B$.$ Also, for the corresponding field, consider whether it is supported by UDP and explain why.

C$.$In the following diagram,

Computer A initiates the ARP protocol to learn the MAC address of host D$.$ Describe which connections are

recorded by

the switches based on the ARP request and response.