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Cisco CCNA Routing and Switching 200-120: Flash Cards and Exam Practice Pack by Eric Rivard

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Section 3. Troubleshooting Basic Connectivity

As today’s networks and systems have converged and become more mobile, complexity and interdependency have also increased. In addition to the complexity, more and more people rely on underlying systems and networks to function without any issues. As such, identifying issues and troubleshooting are important skills for any network administrator to possess.

To be successful in troubleshooting, you have to be prepared. First, you must be familiar with the network, protocols, and devices you are troubleshooting. Second, you must have a logical framework of troubleshooting methodology to follow. It would not be wise to unplug a network cable from a computer if a user is having an issue with his web browser ...

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