Short Answers:

1. What four values uniquely specify a tcp connection

1. ____________________

2. ____________________

3. ____________________

4. ____________________

2. The 3-way handshake is used to:

3. Where does a socket request to IP address 127.0.0.1 connect to?

4. True/False UDP is a reliable protocol: _____________

5. Describe what the inet_aton() function is used for, where do you normally use this function?

6. What functions is the network layer of the OSI protocol model responsible for? What is an example of a network layer protocol that we have used in this class?

7. More than one TCP socket can be bound to a port on a given host, as is the case for a concurrent server that spawns multiple children to handle multiple clients at the same time on the same port. How does the OS/Kernel differentiate between messages arriving on that port and direct them to the correct process listening on the port?