Chapter 18 Troubleshooting : Troubleshooting methodologies
  
Troubleshooting methodologies
Before you begin troubleshooting anything but the most minor issues, you need to prepare. Doing so will shorten the time to solve your issue. This section helps to explain how you prepare before troubleshooting, as well as creating a troubleshooting plan and contacting support.
This section contains the following topics:
Establish a baseline
Define the problem
Gathering Facts
Create a troubleshooting plan
Obtain any required additional equipment
Ensure you have administrator level access to required equipment
Contact Fortinet customer support for assistance