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Question 1:
a. Differentiate between the several types of switching networks together with illustration.
b. With the help of a diagram explain the two modes of operation under a packet switched network.
Question 2:
a. Briefly describe the meaning of PPP and describe the main components of PPP?
b. How many fields make up the PPP frame and what are they?
c. What is Frame Relay and what kind of technology does it use?
d. Show a brief illustration of the Frame Relay Network.
e. Explain the difference between a SVC (Switched Virtual Circuit) and PVC (Permanent Virtual Circuit)
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CONNECTION-ORIENTED: Accounting is simpler. Application can learn of network causes immediately. CONNECTIONLESS: It has fewer load. It is easier to cre
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if the signal input to an amplifier is 0 dBm what is the power output in mW if the gain of the amplifier is 20 dB ?
How could a VPN be used to facilitate secure remote administration of a server?
what is parity checking
Explain Wiretapping?
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