CCNA 1.8: Apply troubleshooting methodologies to resolve problems (Fault isolation, resolve/escalate/verify/monitor)
Overview: Understand troubleshooting methodologies and approaches to efficiently resolve network issues. Study Notes: Troubleshooting methodology Define the problem Gather information Analyze information Eliminate potential causes Propose hypothesis Test hypothesis Solve problem and document solution Approach: Top-down method: – start at the top of the OSI model Bottom-up method: start at the bottom of the […]