Test SpecificTroubleshooting ToolsHardware ToolsSoftware ToolsThe Troubleshooting ProcessIdentify the ProblemEstablish a Theory of Probable CauseTest the Theory to Determine the CauseEstablish a Plan of Action and Identify Potential EffectsImplement the Solution or Escalate as NecessaryVerify Full System Functionality and Implement Preventive MeasuresDocument Findings, Actions, Outcomes, and Lessons LearnedResolving Common Network Service Issues“We Can’t Access Our Web Server in Istanbul!”Network Troubleshooting ConsiderationsHands-On ProblemsNearby ProblemsFar-flung ProblemsNetwork Performance IssuesTroubleshooting Is Fun!Chapter ReviewQuestionsAnswers