January 2005
viii Contents
Backing Up the Configuration ..................................................................................7-7
Restoring the Configuration .....................................................................................7-7
Erasing the Configuration .........................................................................................7-8
Changing the Administrator Password ...........................................................................7-8
Chapter 8
Advanced Configuration
How to Configure Dynamic DNS ....................................................................................8-1
Using the LAN IP Setup Options ....................................................................................8-2
Configuring LAN TCP/IP Setup Parameters ............................................................8-3
Using the Firewall as a DHCP server .......................................................................8-4
Using Address Reservation ......................................................................................8-5
Configuring Static Routes ...............................................................................................8-5
Static Route Example ...............................................................................................8-7
Enabling Remote Management Access .........................................................................8-7
Chapter 9
Troubleshooting
Basic Functioning ...........................................................................................................9-1
Power LED Not On ...................................................................................................9-1
LEDs Never Turn Off ................................................................................................9-2
LAN or Internet Port LEDs Not On ............... ... ... .... ... ................... .... ... ... ..................9-2
Troubleshooting the Web Configuration Interface ..........................................................9-3
Troubleshooting the ISP Connection ..............................................................................9-4
Troubleshooting a TCP/IP Network Using a Ping Utility .................................................9-5
Testing the LAN Path to Your Firewall ......................................................................9-5
Testing the Path from Your PC to a Remote Device ................................................9-6
Restoring the Default Configuration and Password ...... ... ... ... .... ... ... ... .... ... ... ... ... .... ... ... ..9-7
Problems with Date and Time .........................................................................................9-7
Appendix A
Technical Specifications
Appendix B
Network, Routing, and Firewall Basics
Related Publications ...................................................................................................... B-1
Basic Router Concepts .................................................................................................. B-1
What is a Router? ................................................................................................... B-2
Routing Information Protocol .................. ................................................................. B-2
IP Addresses and the Internet ......... ... ... ... .... ................................................................. B-2