Troubleshooting methodology

Question 1

What are the steps of the troubleshooting methodology?

Answer 1

1. Identify the problem
2. Establish a theory
3. Test the theory
4. Establish a plan of action
5. Implement the solution
6. Verify the solution
7. Document findings

Question 2

What is the Divide and Conquer approach of the OSI model for troubleshooting?

Answer 2

Start at the layer that is likely causing the issues, then working your way up or down the OSI model to isolate and resolve the problem.