Fortinet FortiGate-5000 User Guide

If you successfully interrupt the startup process, one of the following messages 
appears:
• FortiGate unit running v2.x BIOS

Enter TFTP Server Address [192.168.1.168]:
Go to step 

.

• FortiGate unit running v3.x BIOS

[G]:  Get firmware image from TFTP server.
[F]:  Format boot device.
[Q]:  Quit menu and continue to boot with default firmware.
[H]:  Display this list of options.

Enter G,F,Q,or H:

Type G to get the new firmware image from the TFTP server.
The following message appears:
Enter image download port number[8]:

Type the number of the interface that connects to the same network as the TFTP 
server.
The default interface is port8. To accept the default interface, press Enter.
The following message appears:
Enter TFTP server address [192.168.1.168]:

Type the address of the TFTP server and press Enter.
The following message appears:
Enter Local Address [192.168.1.188]:

Type an IP address that can be used by the FortiGate unit to connect to the FTP 
server.
The IP address must be on the same network as the TFTP server, but make sure you 
do not use the IP address of another device on this network.
The following message appears:
Enter File Name [image.out]:

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.
• FortiGate unit running v2.x BIOS

Do You Want To Save The Image? [Y/n]
Type N.

• FortiGate unit running v3.x BIOS

Save as Default firmware/Run image without saving:[D/R]
or
Save as Default firmware/Backup firmware/Run image without 
saving:[D/B/R]

Type R.

The FortiGate image is installed to system memory and the FortiGate unit starts 
running the new firmware image but with its current configuration.