Which two actions should you perform prior to troubleshooting a problem? (Choose two.)
A. Determine what is normal in the network.
B. Reboot the system.
C. Use change-control processes.
D. Upgrade the software or firmware.
Which two actions should you perform prior to troubleshooting a problem? (Choose two.)
A. Determine what is normal in the network.
B. Reboot the system.
C. Use change-control processes.
D. Upgrade the software or firmware.