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Question 1:
(a) Explain what is meant by circuit switching?
Give its main shortcoming and explain its relevance in telephone systems.
(b) Outline the differences between Circuit and Packet switching.
(c) What are the different transmission states? Explain.
Question 2:
(a) Compare Caching and Remote Services.
(b) What is a worm?
Give a brief explanation about the Morris Internet Worm.
(c) Write a short note on program threats.
ICMP is used to send error and control messages. Ping uses ICMP to carry the echo-request and echo-reply.
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a) Which of the well-known Internet applications uses a separate TCP connection for control? b) The separate control connection as in (a) above is an example of control (sig
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Can you describe passive and active route states?
The Network layer is used to route physical data to the destination point, it decides the actual path from where data travels to destination point. The network layer supports both
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