INSTALLATION GUIDE
4. PRESENTATION OF THE APPLIANCES
4.5 The U250 appliance
The U250 appliance has the following characteristics:
Throughput of 850 Mbits/s.
400,000 concurrent connections.
6 Gigabit interfaces.
8,500 new sessions per second.
1. Software shutdown button.
2. LEDs from bottom to top: Power/Status/Online.
3. Serial port: for connecting the firewall directly to a PC or modem.
4. PS2 mini-din port: for connecting a keyboard.
5. VGA port: for connecting a monitor.
6. Button to reset to the default configuration (defaultconfig).
7. 1 USB port: for secure configuration or updates.
8. OUT Interface.
9. IN Interface.
Point 1: to shut down the software, hold down the software shutdown button for 4 seconds (until
the Online (green) LED goes off).
NOTE:
The fan is directly linked to the power supply.
Point 2: the Power LED (yellow) indicates that the product has been plugged in but has been shut
down. If this is the only LED that lights up, this means that the appliance is off.
The product is running when the Power LED and the Status and Online LEDs (green) are visible.
The Online LED will be the last to light up when the product is running. Traffic will pass through
the interfaces.
When the appliance is starting, shutting down or being updated, only the Status and Power LEDs
will light up.
WARNING
You are strongly advised against unplugging the product when the Status LED is
starting, shutting down or being updated.
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