Fortinet FortiGate FortiGate-100A, Administration Manual

Page: 34 / 388

34
01-28006-0068-20041105 Fortinet Inc.
Reverting to a previous firmware version System status
4 Make sure the FortiGate unit can connect to the TFTP server.
You can use the following command to ping the computer running the TFTP server.
For example, if the IP address of the TFTP server is 192.168.1.168:
execute ping 192.168.1.168
5 Enter the following command to copy the firmware image from the TFTP server to the
FortiGate unit:
execute restore image <name_str> <tftp_ipv4>
Where
<name_str>
is the name of the firmware image file and
<tftp_ip>
is the IP
address of the TFTP server. For example, if the firmware image file name is
FGT_300-v280-build183-FORTINET.out
and the IP address of the TFTP server
is 192.168.1.168, enter:
execute restore image FGT_300-v280-build183-FORTINET.out
192.168.1.168
The FortiGate unit responds with the message:
This operation will replace the current firmware version!
Do you want to continue? (y/n)
6 Type
y
.
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 “To update antivirus and attack definitions” on page 121 to update
antivirus and attack definitions, or from the CLI, enter:
execute update_now
Reverting to a previous firmware version
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.
Note: To use this procedure you must login using the admin administrator account, or an
administrator account that has system configuration read and write privileges.