Reverting To A Previous Firmware Version - Fortinet FortiGate FortiGate-1000A Administration Manual

Changing the FortiGate firmware

Reverting to a previous firmware version

44
The FortiGate unit uploads the firmware image file, upgrades to the new firmware
version, and restarts. This process takes a few minutes.
7 Reconnect to the CLI.
8 To confirm that the new firmware image is successfully installed, enter:
get system status
9 Use the procedure
antivirus and attack definitions, or from the CLI, enter:
execute update_now
Use the following procedures to revert your FortiGate unit to a previous firmware
version.
Reverting to a previous firmware version using the web-based
manager
The following procedures revert the FortiGate unit to its factory default configuration
and deletes IPS custom signatures, web content lists, email filtering lists, and changes
to replacement messages.
Before beginning this procedure you can:
• Back up the FortiGate unit configuration.
• Back up the IPS custom signatures.
• Back up web content and email filtering lists.
For information, see
If you are reverting to a previous FortiOS version (for example, reverting from FortiOS
v2.80 to FortiOS v2.50), you might not be able to restore the previous configuration
from the backup configuration file.
Note: Installing firmware replaces the current antivirus and attack definitions with the definitions
included with the firmware release that you are installing. After you install new firmware, use the
procedure "To update antivirus and attack definitions" on page 135
and attack definitions are up to date.
"To update antivirus and attack definitions" on page 135
"Backing up and Restoring" on page
01-28011-0254-20051115
System Status
to update
130.
to make sure that antivirus
Fortinet Inc.