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QUESTION
a) How is an Intranet different from an Internet?
b) State the main differences between a router and a switch
c) Explain the function of a modem
d) Calculate the download time of a 2.5 GB file with an ADSL connection with a downstream speed of 256 kbps and an upstream speed of 128 kbps
i. When the line is 100% usage
ii. When the line is 80% usage
Express your answers in Hours: Minutes: Seconds
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Explain Logical Ring Physical Star topology for Token-Passing Standard. It is definite that any break in the ring at any point will interrupt communications for all machines.
Q. Illustrate Keep alive and Time-Waited Timer? Keep alive timer To prevent a long inactive connection between two TCPs - Either client or server crash
Drawback of Repeaters. Repeater has no filtering capability as it forwards every frame. Repeater shell be placed at accurate distance before actual signal becomes
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Dual Homed Host Architecture This setup consists of a host machine with two or more IP addresses for each of its physical port. One port is connected to intranet and other to the
By entering a 16 as the hop count, the other routers recognize that the destination is unreachable.
Private Networks The information routes from one networks to another network through a leased line. If an organization needs privacy can use a private networks or networ
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