A. Using the routing tables in Figure 2.56 in the text, explain and show the route if node N0 receives a lookup message for the node responsible for K12. B. Assume that you need to write and test a...

A. Using the routing tables in Figure 2.56 in the text, explain and show the route if node N0 receives a lookup message for the node responsible for K12.

B. Assume that you need to write and test a client-server application program on two hosts you have at home.

a. What is the range of port numbers you would choose for the client program?

b. What is the range of port numbers you would choose for the server program?

c. Can the two port numbers be the same?

B. Assume that a new organization needs to create a new server process and allows its customers to access the organization site using that process. How should the port number for the server process be selected?