Chapter 19. Network Troubleshooting

THE FOLLOWING COMPTIA NETWORK+ EXAM OBJECTIVES ARE COVERED IN THIS CHAPTER:

  • 4.6 Given a scenario, implement the following network troubleshooting methodology

    • Information gathering—identify symptoms and problems

    • Identify the affected areas of the network

    • Determine if anything has changed

    • Establish the most probable cause

    • Determine if escalation is necessary

    • Create an action plan and solution identifying potential effects

    • Implement and test the solution

    • Identify the results and effects of the solution

    • Document the solution and the entire process

  • 4.7 Given a scenario, troubleshoot common connectivity issues and select an appropriate solution

    • Physical issues:

      • Cross talk

      • Nearing cross talk

      • Attenuation

      • Collisions

      • Shorts

      • Open impedance ...

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