Produce an individual report on specific issues in computer networks articulating technology development critical evaluation and synthesis
Task: Produce an individual report on specific issues in computer networks articulating technology development, critical evaluation and synthesis.
Questions
Answer all of the following questions providing clear and concise discussion on the underlying technology and critical analysis to achieve maximum marks. Marks allocated for each question and maximum permitted word count for the answer is given with each question.
- You have been given several types of RJ-45 UTP cables and the following network configuration. How many of each type of cable will you need and where should you connect them?
- Define, compare and contrast Bus and Star topology. You are tasked to design a computer network for a new SME. Discuss TWO key factors you would consider to select one of these topologies for the network.
- What is Trace Route and how it works? Suppose you have obtained the following result of the traceroute command:
Analyse this result and answer the following questions:
a) Write the exact command you will use in the MS Windows’ command prompt to obtain these results?
b) What command you will use if the maximum number of hops needs to be adjusted to 70?
c) What is the format of each line? Explain the four fields used in each line of the result.
d) What value of TTL is used in this result and why?
e) Analyse line 14 of the result. Why asterisks appear there?
f) Write down the IP address of the BBC used for the trace route. Were you able to get to the BBC?
g) If you were able to do a trace route all the way to the BBC, how many hops did it take?
h) Could a firewall stop you to get to the BBC? What would be the result of the trace route in that case?
- You receive an email from your bank telling you there are a problem with your account. The email provides instructions and a link so you can log in to your account and fix the problem. What should you do? Justify your answer giving technical reasons.
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