Fortinet FortiGate-800 manual Manual virus definition updates, 106

Manual virus definition updates System status

Switching back to the default firmware image

Use this procedure to switch the FortiGate unit to operating with the backup firmware image that had been running as the default firmware image. When you switch to this backup firmware image, the configuration saved with this firmware image is restored.

To switch back to the default firmware image

1Connect to the CLI using the null-modem cable and FortiGate console port.

2Enter the following command to restart the FortiGate unit: execute reboot

As the FortiGate units starts, a series of system startup messages are displayed. When the following message appears:

Press any key to enter configuration menu.....

......

3Immediately 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.

If you successfully interrupt the startup process, the following message 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:

4Type B to load the backup firmware image.

The FortiGate unit loads the backup firmware image and restarts. When the FortiGate unit restarts it is running the backup firmware version with a restored configuration.

Manual virus definition updates

The Status page of the FortiGate web-based manager displays the current installed versions of the FortiGate antivirus definitions.

Note: For information about configuring the FortiGate unit for automatic antivirus definitions updates, see “Virus and attack definitions updates and registration” on page 117. You can also manually start an antivirus definitions update by going to System > Update and selecting Update Now.

To update the antivirus definitions manually

1Download the latest antivirus definitions update file from Fortinet and copy it to the computer that you use to connect to the web-based manager.

2Start the web-based manager and go to System > Status.

3In the Antivirus Definitions Version section, select Definitions Update .

106 Fortinet Inc.