O'Reilly logo

CompTIA Network+ Study Guide: Exam N10-006, 3rd Edition by Todd Lammle

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 19

Network Troubleshooting

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

  • 4.1 Given a scenario, implement the following network troubleshooting methodology
    • Identify the problem
      • Gather information
      • Duplicate the problem, if possible
      • Question users
      • Identify symptoms
      • Determine if anything has changed
      • Approach multiple problems individually
    • Establish a theory of probable cause
      • Question the obvious
      • Consider multiple approaches
        • Top-to-bottom/bottom-to-top OSI model
        • Divide and conquer
    • Test the theory to determine cause
      • Once theory is confirmed, determine next steps to resolve problem
      • If theory is not confirmed, re-establish new theory or escalate
    • Establish a plan of action to resolve the problem and identify ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required