Reference no: EM133087375

1. Mitchell has noticed that his co-workers are unable to open attachments in the emails he sends. What is one possible reason for this network issue?

2. Why are peer-to-peer networks more at risk for security breaches that can cause network connectivity issues?

3. Shelly works remotely for a professional consulting company. She can connect to the company's extranet to access files and other documents from her home computer. What potential risks exist with this kind of network?

4. Ernesto works in a small office with five other people. What are two possible connection issues Ernesto might encounter if the company uses a LAN?

5. You are troubleshooting a wireless token ring network and use the network's beaconing feature to try to repair the problem. However, once this process finishes, you still have connection issues. What are two potential problems that could be causing the issue?

Analyze

Analyze various methods of troubleshooting and potential network issues.

1. What is always the first step when troubleshooting an internal network problem? Why?

2. You are having trouble connecting to your company's WAN and need to figure out the root cause.

a) What are three questions should you ask yourself when searching for the root cause?

b) What can you do if the carrier network infrastructure is the cause of the WAN issue?

3. Greg is checking the autosensing mechanism to see if that is the source of his network connectivity issues. What type of network is he using? Why might the autosensing mechanism be the source of the problem?

4. Billie downloads an email attachment from a co-worker. The attachment contains a virus. Within minutes of downloading the file, Billie's computer shuts down and will not turn back on. The company uses an intranet network. How did a virus most likely get into the original file sent to Billie? Explain your answer.

5. Natalia is the network administrator for a tax firm. She has gotten calls from a few employees in the office who are having trouble connecting to the internal network. She is now trying to locate the problem.

a) What is the first thing Natalia should determine to narrow down the source of the problem?

b) What should she do next?

c) Natalia learns that two employees opened an email offer with the subject line "Earn $500 in 5 Minutes!" What can she determine from this information?

Synthesize

Apply methods of troubleshooting to various network connection issues in different scenarios.

1. You're the network administrator at a call center. One employee comes to you because his computer shut down and won't turn back on. A few hours later, two other employees report that their connection to the network has been much slower than usual. The call center uses a LAN. Your job is to troubleshoot the problems.

a) What is your first step?

b) You go through the first step and find that the power supply is not the problem. Now what do you do? (Hint: Think about the first person to come to you with a problem.)

c) You now need to determine how much of the network is affected. What parts aren't working? What does this tell you about the problem?

d) What is your next step after figuring out how much of the network has a problem? Why?

e) You learn that one of the employees recently downloaded a game to his computer. Which employee most likely did so? Based on this, what do you think caused the network issues? How could you solve this problem?

2. Imagine you are trying to open the home page of your school's website. However, the page won't load.

a) What are three possible problems that could be causing the Internet connection issue?

b) List the steps you could take to troubleshoot your Internet connection problem. List at least five steps. Use a personal, school, or public computer to go through each of these steps with your school's website.