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80 Fortinet Inc.
Installing and using a backup firmware image System status
4 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 TFTP
server’s IP address is 192.168.1.168:
execute ping 192.168.1.168
5 Enter the following command to restart the FortiGate unit:
execute reboot
As the FortiGate units starts, a series of system startup messages are displayed.
When one of the following messages appears:
Press any key to enter configuration menu.....
......
6 Immediately press any key to interrupt the system startup.
I
If you successfully interrupt the startup process, one of the following messages
appears:
[G]: Get firmware image from TFTP server.
[F]: Format boot device.
[B]: Boot with backup firmware and set as default.
[Q]: Quit menu and continue to boot with default firmware.
[H]: Display this list of options.
Enter G,F,B,Q,or H:
7 Type G to get the new firmware image from the TFTP server.
8 Type the address of the TFTP server and press Enter.
The following message appears:
Enter Local Address [192.168.1.188]:
9 Type the address of the interface of the FortiGate unit that can connect to the TFTP
server and press Enter.
The following message appears:
Enter File Name [image.out]:
10 Enter the firmware image file name and press Enter.
The TFTP server uploads the firmware image file to the FortiGate unit and messages
similar to the following appear.
Save as Default firmware/Backup firmware/Run image without
saving:[D/B/R]
11 Type B.
The FortiGate unit saves the backup firmware image and restarts. When the FortiGate
unit restarts it is running the previously installed firmware version.
Note: You only have 3 seconds to press any key. If you do not press any key soon enough, the
FortiGate unit reboots and you must log in and repeat the
execute reboot command.