Device management:

Show general system-health information –> show system info

Show percent usage of disk partitions –> show system disk-space

Show the maximum log file size –> show system logdb-quota

Show running processes –> show system software status

Show processes running in the management plane –> show system resources

Show resource utilization in the dataplane –> show running resource-monitor

Show the licenses installed on the device –> request license info

Show when commits, downloads, and/or upgrades are completed –> show jobs processed

Show session information –> show session info

Show information about a specific session –> show session id <session-id>

Show the running security policy –>show running security-policy

Show the authentication logs –> less mp-log authd.log

Restart the device –> request -restart system

Display the routing table –> show routing route

Look at routes for a specific destination –> show routing fib virtual-router <name> | match <x.x.x.x/Y>

NAT:

Show the NAT policy table –> show running nat-policy

Test the NAT policy –> test nat-policy-match

Show NAT pool utilization –> show running ippool,show running global-ippool

IPSec:

Show IPSec counters –> show vpn flow

Show a list of all IPSec gateways and their configurations –> show vpn gateway

Show IKE phase 1 SAs –> show vpn ike-sa

Show IKE phase 2 SAs –> show vpn ipsec-sa

Show a list of auto-key IPSec tunnel configurations –> show vpn tunnel

Troubleshooting:

Ping from the management (MGT) interface to a destination IP address –> ping host <destination-ip-address>

Ping from a dataplane interface to a destination IP address –> ping source <ip-address-on-dataplane> host <destination-ip-address>

Show network statistics –> netstat all yes