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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)
Torus: The mesh network with wrap around connections is termed as Tours Network. Figure: Torus network
What are gateways? Gateways give connectivity among two or more network segments. It is usually a computer that runs the gateway software and gives translation services. This t
What is the disadvantage of a star topology? One major drawbacks of star topology is that once the central hub or switch get damaged, the whole network becomes unusable.
Question: (a) How can governments provide the mobile industry with the long-term clarity and certainty it needs to make substantial capital investments in new networks? (b)
Operating system for Clients All of the clients running popular operating systems such as Microsoft Windows, Mac OS, UNIX, etc., could be used to function as backbone software
Consider a simple wireless data link using channel bandwidth of 40 kHz. The transmit power level is 20 dBm, the link attenuation is 40 dB and the SNRdB at the receiver is 20 dB.
Enumerate about the Traffic policing Traffic policing happens when a flow of data is regulated so that cells (or frames or packets) that exceed a performance level are discarde
Input Port The input ports line termination functions and data link processing implement the physical and data link layer associated with an individual input link to
Describe the method of static and dynamic routing
Q. Summary of osi model? - There was no standard for networks in the early period and as a result it was difficult for networks to communicate with each other. - The ISO (In
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