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NT1110: Module 6 Troubleshooting and Networks

Lab 6.1

Troubleshooting Networking Issues

1

A good troubleshooter should be capable of discerning whether the problem is software or hardware related and

repair all of these problems. In this lab, you will demonstrate your ability to use the six-step troubleshooting model to

fix a networking issue and outline the steps toward a solution.

Required Setup and Resources:

A computer with access to the Internet

Before starting work on Task 1, perform the following steps:

1. Open Internet Explorer. Click the Tools menu and select Internet Options.

2. Click the Connections tab.

3. Click the LAN Settings button.

4. In the Proxy Server section, select Use a proxy server for your LAN. Then, click the Advanced button.

5. In the Proxy Settings window, enter 192.168.100.1 for the HTTP proxy address and port 80 for the port.

Note: Remember to reset the proxy settings to their original values when Task 1 is finished.

Recommended Procedures

Task 1: Network Troubleshooting

When you boot your computer and open Internet Explorer, this is what you see:

NT1110: Module 6 Troubleshooting and Networks

Lab 6.1

Troubleshooting Networking Issues

2

Apply the six-step troubleshooting model to the problem. Document everything associated with each step of the

troubleshooting model.

1. Ascertain what the problem is.

2. Write down probable causes of the problem.

3. Determine if theories are correct through testing.

4. Create and implement a plan to resolve the problem.

5. Verify that the problem has been fixed; employ preventative measures.

6. Document the entire process.

Task 2: Using the IPCONFIG utility

1. Open the command window. Do this by clicking Start and then clicking Run. Type CMD into the Open text box

and click OK. Alternatively, you can open the Accessories folder and select the Command Prompt tool.

2. Type the command IPCONFIG/ALL and press Enter. What do you see? It would be a good idea to grab a

screenshot of the command window. (You may need to resize the command window to capture all the

information. If you place the mouse over the bottom edge of the window and then click and hold, you can

drag the window edge to resize the window.)

3. Type the command IPCONFIG /RELEASE and press Enter. What do you see?

4. Open Internet Explorer. What do you see?

5. Type the command IPCONFIG /RENEW and press Enter. What do you see?

6. Type the command IPCONFIG /ALL. Have the Lease Obtained/Expired times changed?

Use the Lab 6 Worksheet to submit your responses.

Submission Requirements:

 Your lab report will be a Microsoft Word document containing your answer to the questions in Task 1 and the

results obtained in Task 2, including tables and/or diagrams.

 Your report should be two- to four-page long. Include a header containing your name and the date on each

page. Name the document NT1110_StudentName_Module6_Lab.doc, replacing StudentName with your

name. Use Arial 12-point font and double-line spacing.

Evaluation Criteria:

The Lab rubric will be used to evaluate this assessment.