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a) What does the "CD" mean in the CSMA/CD? How is it implemented in the Ethernet?
b) Consider an Ethernet hub with 8 ports and an Ethernet switch with 8 ports. In both cases (hub and switch), each port is rated at 100 Mbps. Assume that you use either the hub or the switch to create a small home network of 8 hosts. Which of the two networks (hub-based or switch-based) will be able to achieve a greater total network throughput (the total throughput is defined here as the sum of individual throughputs over all simultaneous communications between the hosts connected to the network)? Why?
c) Name the protocol (i.e. give its well-known acronym and full name) responsible for finding the MAC address of a host from its IP address.
Question: a) List three characteristics and two potential problems of a peer-to-peer environment. b) List three characteristics and two potential problems of a client/
What is the difference among Windows 2000 and Windows 2003?
Reliable data transfer over a channel bit error rdt : 20 A more realist model of the underlying channel is one in which bits in packet may be computed. Such bit erro
The following DNA sequences are extracted from promoter region of genes which are co-regulated by the same transcription factor (TF). The nucleotide segments capitalized in the giv
1. What does RIP stand for? 2. What metric does RIP use for Path Selection? 3. If the metric used by RIP exceeds this value for a route it is considered unreachable, effec
What is the different type of networking / internetworking devices? 1. Repeater: Also known as a regenerator, it is an electronic device that operates only at physical layer.
Sonet Devices STS Mux or DMux either multiplexes signals from multiple sources into an STS or demultiplexes an STS into different destination signals. Regenerator is a repea
Explain Wiretapping?
100Base-T4 Utilizing four pairs of category 3 (voice grade) UTP to transmit 100 Mbps Two pairs are bidirectional and other two are unidirectional 8B/6T (eight bin
Q. Illustrate the Drawbacks of stop and wait? Drawbacks of stop and wait - Only one frame is able to be in transit at a time - After every frame sent the host must wai
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