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Use Microsoft Visio 2007 to create diagram for proposed network topology. Write down the proposal for research group explaining why that design would best meet their requirements.
Scenario: Small lab has recently expanded to seven computers and is trying to create and layout their network across two-room facility. In main room, each of five researchers has their own computer, and one printer is shared among all employees. Printer can be connected to computer and shared with other computers or connected directly to network hub. In lab room, other two computers are specialized systems which control lab tools. Five researchers commonly work from their computer and use remote desktop session on specialized lab computers to manipulate experiments in lab.
Describe what wireless network modulation schemes are and why they are essential in wireless networking. Choose one of the modulation schemes and sum-up it.
To avoid having whole network subject to PCI specifications, how will you segment network to reduce scope of compliance?
Host A wishes to send the large file to Host B. Path from Host A to Host B has three links, of rates R1=10 Mbps, R2=500 kbps, and R3=750 Kbps. (1Kbit=210bit) Suppose no other traffic in network, determine the throughput for file transfer?
When a message travels from source to destination through two routers, how many times the message M is modified before it reaches to the destination as M. Show your work to determine this number.
List three reasons you might still want to prevent an outsider obtaining free network access by intruding into your wireless network.
What are the areas addressed in CBK? Was policy explicitly listed? If not, where do you feel it is addressed in the CBK?
Consider the Stop-and-Wait ARQ. Drawing message sequence diagram illustrating that if network connection between sender and receiver can reorder messages,
Assume that routers were subjected to conditions which might cause them to fail fairly often. Would this argue in favor of a VC or datagram architecture? Explain why?
Using the frequency definition of bandwidth, what should the bandwidth of 10 Mbps Ethernet link be if the signal-to-noise ratio is 20 dB?
You have been asked to design the entire cabling system for a medical instrument manufacturer's new central warehouse. The company already has three buildings within two city blocks.
Each register window has 32 registers, of which 10 are global variables and 10 are local variables. How many registers would be available for use by input parameters?
"IT and technical organizations often assume that they can build a system or application in-house, in lieu of packaged products, either commercial or open source. Does this mean it is better to build it yourself? What should one do?"
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