Fortinet FortiGate-5000 User Guide

You can log into the CLI or the web-based manager using any administrative account.

To confirm that the new firmware image has been loaded, from the CLI enter:
get system status
You can test the new firmware image as required.

If the FortiGate unit is running BIOS version v3.x, you can install a backup firmware 
image. Once the backup firmware image is installed you can switch to this backup 
image when required.

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To run this procedure you:

• access the CLI by connecting to the FortiGate console port using a null-modem 

cable,

• install a TFTP server that you can connect to from the FortiGate as described in 

the procedure 

Connect to the CLI using the null-modem cable and FortiGate console port.

Make sure that the TFTP server is running.

Copy the new firmware image file to the root directory of your TFTP server.

To confirm that the FortiGate unit can connect to the TFTP server, use the following 
command to ping the computer running the TFTP server. For example, if the IP 
address of the TFTP server is 192.168.1.168:
execute ping 192.168.1.168

Enter the following command to restart the FortiGate unit:
execute reboot
As the FortiGate unit starts, a series of system startup messages are displayed.
When of the following message appears:
Press any key to enter configuration menu.....
......

Immediately press any key to interrupt the system startup.

Note: You have only 3 seconds to press any key. If you do not press a key soon enough, the 
FortiGate unit reboots and you must log in and repeat the 

execute reboot

 command.