Network Troubleshooting

Troubleshooting, at its essence, is the process of responding to a problem report (sometimes in the form of a trouble ticket), diagnosing the underlying cause of the problem, and resolving the issue.

Although you usually think of the troubleshooting process as beginning when a user reports an issue, you need to understand that through effective network monitoring, you may detect a situation that could become a troubleshooting issue and resolve that situation before it impacts users.

After an issue is reported, the first step toward resolution is clearly defining the problem. When you have a clearly defined troubleshooting target, you can begin gathering further information related to it. From this information, you should be able to describe the issue better.

Then based on your diagnosis, you can hypothesize what is most likely causing the issue. Then evaluating these likely causes leads to identifying the sus...