Chapter 18 Troubleshooting : ­Troubleshooting tools : FortiOS diagnostics
  
FortiOS diagnostics
A collection of diagnostic commands are available in FortiOS for troubleshooting and performance monitoring. Within the CLI commands, the two main groups of diagnostic commands are get and diagnose commands. Both commands display information about system resources, connections, and settings that enable you to locate and fix problems, or to monitor system performance.
This topic includes diagnostics commands to help with:
Check date and time
Resource usage
Proxy operation
Hardware NIC
Traffic trace
Session table
Firewall session setup rate
Finding object dependencies
Flow trace
Packet sniffing and packet capture
FA2 and NP2 based interfaces
Debug command
The execute tac report command
Other commands
Additional diagnostic commands related to specific features are covered in the chapter for that specific feature. For example in-depth diagnostics for dynamic routing are covered in the dynamic routing chapter.