CompTIA Network+®: Deluxe Study Guide

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 ...