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Barracuda CloudGen Firewall

This Firmware Version Is End-Of-Support

Documentation for this product is no longer updated. Please see for further information on our EoS policy.

Barracuda NG Firewall F18 Revision A

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Opening your Barracuda Networks appliance or removing its warranty label unless instructed to do so by Barracuda Networks support will void your warranty and hardware support.

Barracuda Networks Appliance Safety Instructions

Always use the power supply shipped with the appliance.


 Revision A

Default Port Configuration

LabelOS NotationSpeed/TypeManagement Port
PORT1port110/100/1000 MBit RJ45X
PORT2port210/100/1000 MBit RJ45 
PORT3port310/100/1000 MBit RJ45 
PORT4port410/100/1000 MBit RJ45 

Hardware Specifications

CPUIntel Atom
Memory2 GB
Mass Storage1 x 30 GB SSD
Flash Disk-
USB4x USB 2.0
Form FactorDesktop
Dimensions (W/D/H)

10.79 x 6.38 x 1.73 in

274 x 162 x 44 mm

Net Weight1.27 kg
Power Supply Input Voltage100 - 240 V, AC
Power Supply Output Voltage19 V, DC
Power Supply Voltage50 Hz – 60 Hz
Power Supply Watts45 W
Storage Temperature-20 °C - +70 °C
Operation Temperature0 °C to +35 °C
Relative Humidity5% - 95%, non-condensing
CertificationsCE, FCC, ROHS

The hardware specifications list was valid at the time this manual was published. The listed components are subject to change at any time, as Barracuda Networks may change hardware components due to technological advancements. Therefore, the list may not reflect the current hardware configuration of the Barracuda Networks NG Firewall or NG Control Center appliance it was delivered with.

Wall Mount Kit

This appliances is shipped with a wall mount kit. Print the Barracuda NG Firewall Wall Mount Jig to use as a template when drilling the required holes. Do not scale the PDF when printing.

Status LED

Your appliance is equipped with a variety of LEDs. One of them is the Status LED. It is labeled either with a heart symbol or the term Status. It indicates the appliance’s operational state by changing colors between green, orange, and red and by changing between blinking and steady glowing. The table below shows the different meanings of the different glowing states.

Your appliance is equipped with a variety of LEDs and acoustic signals. The front panel of the Barracuda NG Firewall F18 contains one power LED (blue), one disc LED (green), one status LED (red), and 4 port LEDs. On the back panel, you can see one power button LED and various port LEDs. Two acoustic signals indicate the status of installation.

LED ColorGlowing StateMeaning
All LED OffOff

Appliance is powered off or installation has not initialized far enough for LED control when installation is started.

Power LED -  BLUEsteadyAppliance is plugged in and is on.
Status LED - REDOffPower LED on and Status LED off: Box is running normally, or installation has finished successfully.


SteadyAppliance is halted and may be disconnected, or an error occurred preventing the Barracuda NG Firewall from entering the up state.

Blinking slowly

(1/s interval)

Normal installation, or appliance is either booting, shutting down, or performing a system update.


Blinking fast

(4/s interval)
Error during installation, or appliance is in ART mode.


BlinkingAppliance is accessing the internal storage.

Port LEDs (front) - GREEN

BlinkingPort in use (Data transfer).

Port LEDs (back) - GREEN

Left blinking

Port in use (Data transfer) – Yellow (10/100 Mbps).

 Right steadyPort is on.
Acoustic SignalFrequencyMeaning

1 time


Appliance is booting.

3 times


Installation was completed successfully; appliance is halted for reboot. After reboot, one beep will again indicate booting.

3 times long

(_ _ _)

Error during installation.

LED and acoustic signals may vary between different appliance models.

Serial Console Port

In order to establish a console connection to the appliance using an RJ45 serial cable, you need to configure the serial port on the terminal using the following parameters:

Stop bit1
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