Chapter 18. Network Troubleshooting Methodologies

A well-thought-out troubleshooting methodology will assist you with networks that you are familiar with, as well as networks that you have recently been asked to work on. This chapter examines troubleshooting methodologies as presented in the CompTIA Network+ blueprint.

Identify the Problem—This is one of the first steps to solving any problem. Gather all the available information regarding the problem. If possible, try to duplicate the problem. Part of the investigation might involve questioning users regarding the symptoms. Pay specific attention to the symptoms users are experiencing as opposed to what a user believes the problem is. A user might not have enough technical knowledge to correctly ...

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