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Circuit switching and Packet switching

Cite two examples of a circuit switch and packet switch environment. Base one example on a circuit switch and the other on a packet switch. Describe the trade-off between the two technologies and the reason why packet switching is more appropriate for the Internet.

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Example of circuit-switching: You pick up your land phone and dial your friend. At that point, the telephone provider creates a dedicated circuit for that session and connects you to your friend's telephone. No matter how long you keep the line open with your friend, the circuit will remain, and packets flowing between both telephones will always follow the same path. This ...