User`s manual

System status

Go to System > Status to make any of the following changes to the DFL-500 system status:

• Changing the operating mode

• Upgrading the DFL-500 firmware

• Updating your antivirus database

• Displaying the DFL-500 serial number

• Backing-up system settings

• Restoring system settings

• Restoring system settings to factory defaults

• Restarting the DFL-500

• Shutting down the DFL-500

• System status monitor

Changing the operating mode

Use the following procedure to switch the operating mode of the DFL-500 between NAT mode and

Transparent mode.

• Go to System > Status .

• Click Change Operation Mode .

• Choose an operation mode and click OK.

The DFL-500 changes operation mode.

• Change your connection to the DFL-500 to be able to reconnect to the web-based manager.

o In NAT mode connect to the Internal interface

o In Transparent mode connect to the management interface

Upgrading the DFL-500 firmware

D-Link releases new versions of the DFL-500 firmware periodically. When D-Link releases new firmware, you

can download the upgrade from our Web site (http://www.DLink.com). You can save this file on your

management computer and then use the following procedure to upgrade the firmware on your DFL-500.

• Go to System > Status .

• Click Firmware Upgrade .

• Enter the path and filename of the firmware update file, or click Browse and locate the file.

• Click OK to upload the firmware update file to the DFL-500.

The DFL-500 uploads the file and restarts the DFL-500 running the new version of the firmware.

• Reconnect to the web-based manager.

• Go to System > Status and check the Firmware Version to confirm that the updated firmware has been

installed successfully.

Updating your antivirus database

This procedure is described in Updating your antivirus database.

DFL-500 User’s Manual