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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.
As a system administrator, you require to debug igrp but are worried that the "debug IP igrp transaction" command will flood the console. What is the command that you should use?
OpenMP is a compiler directive based standard developed in the late 1990s jointly by a group of main computer hardware and software vendors. It is portable across a lot of popular
What is multicast routing? Sending a message to a group is known as multicasting, and its routing algorithm is known as multicast routing.
#question.what can we do with a spider when it red?.
DNS Message There are the only two kinds of DNS message DNS query and reply messages. Further mote both query and reply message have the same format as shown in figure.
Packet Cost Both distance vector and link state routing are lowest algorithms. Tow factors govern how cost is applied to packets in determines a route. Cost is a
Question: (a) Distinguish between Flow Control and Congestion Control. (b) Explain clearly how a URL is resolved by a computer. (c) List one application that uses TCP
Selective Repeat ARQ - Processing at the receiver additionally complex - The window size is reduced to 2(m-1) (2m/2 at most) - Both the transmitter as well as the receiv
ENCODING THE DATA TYPE: The figure explain a frame in which the data kind is specified by using the data area. To ensure interoperability format of encoding location m
A mobile host (MH) is connected to a WLAN access network that uses MIP for mobility support. Consider that the RTTs between MH and HA are 0.3s while RTTs within a L2 subnet are 80
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