forouzan

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Assume we want to connect two isolated hosts together to let each host communicate
with the other. Do we need a link-layer switch between the two?
Explain.

asked Sep 12 in Computer Networks by arch Active (3.2k points) | 6 views

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forouzan
Assume the propagation delay in a broadcast network is 5 μs and the frame transmission time is 10 μs. a. How long does it take for the first bit to reach the destination? b. How long does it take for the last bit to reach the destination after the first bit has arrived? c. How long is the network involved with this frame (vulnerable to collision)?

asked 6 days ago in Computer Networks by arch Active (3.2k points) | 6 views

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forouzan
Assume that the probability that a bit in a data unit is corrupted during transmission is p. Find the probability that x number of bits are corrupted in an nbit data unit for each of the following cases. a. n = 8, x = 1, p = 0.2 b. n = 16, x = 3, p = 0.3 c. n = 32, x = 10, p = 0.4

asked Sep 13 in Computer Networks by arch Active (3.2k points) | 7 views

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Behrouz A Forouzan, Data Communication and Networking - 4th ed (Chapter 1

asked Aug 28 in Computer Networks by superak96 (37 points) | 21 views

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