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The purpose of internetworking is universal service across heterogeneous networks. To give this service all computers, and routers have to agree to forward information from a source on one network to a specified receiver. The task is complicated as frame formats and addressing procedures may differ. The key of achieving universal service is universal protocol software (TCP/IP).
A virtual network is given in the figure that TCP/IP software gives to users and applications.
Q. What is Network Address? Network Address First address in the block, assigned to the organization Defines the network itself and cannot be assigned to a host
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The disadvantages and advantages of Private and Public networks are shown in the table below:
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Consider a signal x(t) = 10 cos(2πfct + 4 cos 2πfmt). Assume frequency modulation. The message frequency fm = 2:3 kHz. Calculate the modulation index and find the bandwidth when
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Computer Networks 1. Differentiate WAN and LAN. 2. Describe the TCP/IP Reference Model with diagram. 3. Explain Circuit switching and message switching. 4. List the fu
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