User`s manual
This procedure deletes all of the changes that you have made to the DFL-500 configuration and reverts the system
to its default configuration, including resetting interface addresses. Before installing new firmware make sure you
download your configuration file, see Backing-up system settings.
You can also upgrade the DFL-500 from the web-based manager (see Upgrading the DFL-500 firmware).
To install a firmware upgrade using the CLI:
• Configure a TFTP server on one of the computers on your internal network.
The TFTP server should be on the same subnet as the internal interface of the DFL-500.
You can download a TFTP server from:
http://site.ifrance.com/freewares/P_tftpd32.htm.
• Make sure the TFTP server is running.
• Make sure the Internal interface of the DFL-500 is connected to your internal network.
• To confirm that you can connect to the TFTP server from the DFL-500, start the DFL-500 CLI and use the
following command to ping the computer running the TFTP server. If the TFTP server's IP address is
192.168.1.168:
> diagnose ping 192.168.1.168
• Copy the new firmware image file to the root directory of your TFTP server.
• Cycle the power on the DFL-500.
As the DFL-500 powers back up, messages similar to the following appear in the CLI session window:
BIOS Version 2.2
Serial number: FGT-502801012243
SDRAM Initialization.
Scanning PCI Bus...Done.
Total RAM: 256M
Enabling Cache...Done.
Allocating PCI Resources...Done.
Zeroing IRQ Settings...Done.
Enabling Interrupts...Done.
Configuring L2 Cache...Done.
Boot Up, Boot Device Capacity=62592k Bytes.
Press Any Key To Download Boot Image.
...
• Quickly press any key to interrupt system startup.
The following message appears:
Enter TFTP Server Address [192.168.1.168]:
• Type the address of the TFTP server and press Enter.
The following message appears:
Enter Local Address [192.168.1.188]:
• Type the address of the internal interface of the DFL-500 and press Enter.
The following message appears:
Enter File Name [image.out]:
• Enter the firmware image file name and press Enter.
The TFTP server uploads the firmware image file to the DFL-500 and messages similar to the following
appear:
Total 7682959 Bytes Data Is Downloaded.
Testing The Boot Image Now.
DFL-500 User’s Manual
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