CST 2400 Assignment Question

1: In a client-server based network, the host is trying to connect to the remote host but is not making an active connection which means the connection has timed out. Specifically, the user uses the telnet command to send a packet to a specific address, but no hosts are responding. Assume that the user from the local TCP/IP host issued the following command: # telnet hostname telnet ....... connection timed out Please diagnose the network connection problem.

a. What are the possible causes and potential solutions?

b. What are the possible tools (commands) to diagnose this problem in Linux or Windows based environments?

c. How would you implement these commands?

Question 2: In a client-server based network, all client machines using the MySQL database software hosted on the server, one user recently cannot access the database from the client machine.

d. What could be the possible causes and solutions to this issue and in what real life situation do you think they could arise?

e. What are the possible solutions to this issue?

f. Do you believe that the solutions presented by you can solve the issue in an effective and efficient way? If you are given more time, would you be able to come up with a more efficient solution to this issue?