Chapter 5 Network Troubleshooting and Tools

THE COMPTIA NETWORK+ EXAM N10-007 TOPICS COVERED IN THIS CHAPTER INCLUDE THE FOLLOWING:

  • images 5.1 Explain the 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 the cause
    • Once the theory is confirmed, determine the next steps to resolve the problem
    • If the theory is not ...

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