Suppose two hosts (Host-A and Host-B) are connected through a shared Ethernet bus of 1 Mbps. The distance between two nodes is 5 meters. The signal propagation speed over physical media is 2.5 x 10^5 meters/second. A B Bus Topology a) Compute the propagation delay in this case. b) What will be the propagation delay for a shared bus of 10 Mbps instead? c) Suppose both hosts sense idle channel at the same time and start transmission. Will it result in collision (yes or no)? Explain. d) If yes, How much time is needed to detect this collision at Host-A? Show working. e) If yes, How much time is needed to detect this collision at Host-B? Show working.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Suppose two hosts (Host-A and Host-B) are connected through a shared Ethernet bus of 1 Mbps. The
distance between two nodes is 5 meters. The signal propagation speed over physical media is 2.5 x
10^5 meters/second.
A
B
Bus Topology
a) Compute the propagation delay in this case.
b) What will be the propagation delay for a shared bus of 10 Mbps instead?
c) Suppose both hosts sense idle channel at the same time and start transmission. Will it
result in collision (yes or no)? Explain.
d) If yes, How much time is needed to detect this collision at Host-A? Show working.
e) If yes, How much time is needed to detect this collision at Host-B? Show working.
Transcribed Image Text:Suppose two hosts (Host-A and Host-B) are connected through a shared Ethernet bus of 1 Mbps. The distance between two nodes is 5 meters. The signal propagation speed over physical media is 2.5 x 10^5 meters/second. A B Bus Topology a) Compute the propagation delay in this case. b) What will be the propagation delay for a shared bus of 10 Mbps instead? c) Suppose both hosts sense idle channel at the same time and start transmission. Will it result in collision (yes or no)? Explain. d) If yes, How much time is needed to detect this collision at Host-A? Show working. e) If yes, How much time is needed to detect this collision at Host-B? Show working.
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