Health check command on Cisco switch.

Displays all configured interface commands
#show running-config

Displays all interfaces ip address
#sh ip interface brief

Displays statistics for the network interfaces
#sh interfaces status

Display VLANs currently running in the switch
#show vlan brief

Display all logging messages
#sh log onboard

Display information about your switch's fan, power, and temperature
#show env all

Display the state of memory usage on your switch
#show process mem

Display CPU utilization statistics
#show process cpu

Shows MAC addresses learned on the specified VLAN
#show mac address-table vlan 200