1. Write short notes on Electronic Mail? Explain IMAP, POP3,SMPTP protocol.
2. What do you mean by DNS? What are its services?
3. What is port number? Write short notes on port addressing.
4. Describe Multiplexing and Demultiplexing with suitable diagram.
5. State Principles of Reliable Data Transfer.
6. What is Congestion? How is congestion controlled over network?
7. Describe Queue Analysis in details.
9. What do you mean by IP address? What are various class of IP address.
10. Write down the difference between IP v4 and IP v6.
11. What do you mean by subnetting? Why it is used?
12. What do you understand by Routing? What is hierarchical routing? Describe Routing Principles.