Reverting To A Previous Firmware Version Using The Cli - Fortinet FortiGate FortiGate-200A Install Manual

Reverting to a previous firmware version

Reverting to a previous firmware version using the CLI

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8 Go to System > Status and check the Firmware Version to confirm the firmware
is successfully installed.
9 Restore your configuration.
For information about restoring your configuration see the
Administration Guide.
10 Update antivirus and attack definitions.
For information about antivirus and attack definitions, see the
Administration Guide.
This procedure reverts 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, it is recommended that you:
• back up the FortiGate unit system configuration using the command execute
backup config
• back up the IPS custom signatures using the command execute backup
ipsuserdefsig
• back up web content and email filtering lists
For more information, see the
If you are reverting to a previous FortiOS version (for example, reverting from
FortiOS v3.0 to FortiOS v2.80), you might not be able to restore the previous
configuration from the backup configuration file
Note: Installing firmware replaces your current antivirus and attack definitions, along with
the definitions included with the firmware release you are installing. After you install new
firmware, make sure that antivirus and attack definitions are up to date. For details, see the
FortiGate Administration
update-now to update the antivirus and attack definitions.
.
Note: To use this procedure, you must log in using the admin administrator account, or an
administrator account that has system configuration read and write privileges.
To use the following procedure, you must have a TFTP server the FortiGate unit
can connect to.
To revert to a previous firmware version using the CLI
1 Make sure the TFTP server is running
2 Copy the firmware image file to the root directory of the TFTP server.
3 Log into the FortiGate CLI.
4 Make sure 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
FortiGate-200A, FortiGate-300A, FortiGate-400A, and FortiGate-500A FortiOS 3.0 MR4 Install Guide
FortiGate Administration
Guide. You can also use the CLI command execute
FortiGate Firmware
FortiGate
FortiGate
Guide.
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