Upgrade of FortiGate from CLI

Upgrade of FortiGate from CLI

^{Created: 2021-01-27 00:52:25 | Last modified: 2021-01-27 22:26:32}
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How to upgrade the FortiGate from a CLI

Upgrade Instructions

Sometimes the web GUI isn't accessible, it is easier to upgrade the FortiGate firewalls using the CLI using the serial cable.

First setup the serial and use a program like Putty to connect to the device's console port (Rollover cable required)

Baud Rate (bps): 9600
Data bits: 8
Parity: None
Stop bits:1
Flow Control: None

Once you have access to the device, confirm you have access and login

1. Download the latest firmware release from the FortiGate website and put onto a USB stick at the top level directory and insert into the firewall's USB slot

2. Run the following command to upgrade the firmware, select y to continue the upgrade. (replace FGT_100F-v6-build5978-FORTINET.out with the name of your firmware image)

execute restore image usb FGT_100F-v6-build5978-FORTINET.out

3. The system will upgrade, you will see the following in the CLI

4. Remove the USB once the upgrade has been completed