User's Manual

202-10005-05, June 2005
viii Contents
Configuring LAN IP Settings ...........................................................................................7-3
DHCP .......................................................................................................................7-5
Use Router as DHCP server .............................................................................7-5
Reserved IP addresses .....................................................................................7-6
How to Configure LAN TCP/IP Settings ...................................................................7-6
Configuring Dynamic DNS .......................................................................................7-7
How to Configure Dynamic DNS ..............................................................................7-8
Using Static Routes ........................................................................................................7-9
Static Route Example ...............................................................................................7-9
How to Configure Static Routes .............................................................................7-10
Universal Plug and Play (UPnP) ................................................................................... 7-11
Chapter 8
Troubleshooting
Basic Functioning ...........................................................................................................8-1
Power LED Not On ...................................................................................................8-2
Test LED Never Turns On or Test LED Stays On .....................................................8-2
LAN or WAN Port LEDs Not On ...............................................................................8-2
Troubleshooting the Web Configuration Interface ..........................................................8-3
Troubleshooting the ISP Connection ..............................................................................8-4
ADSL link .................................................................................................................8-4
Internet LED Off .................................................................................................8-4
Obtaining an Internet IP Address .............................................................................8-4
Troubleshooting Internet Browsing ..........................................................................8-5
Troubleshooting a TCP/IP Network Using the Ping Utility ..............................................8-5
Testing the LAN Path to Your Router .......................................................................8-6
Testing the Path from Your Computer to a Remote Device .....................................8-6
Restoring the Default Configuration and Password ........................................................8-7
Using the Reset button .............................................................................................8-7
Problems with Date and Time .........................................................................................8-8
Appendix A
Technical Specifications ......................................................................................................A1
Appendix B
Network and Routing Basics
Related Publications ...................................................................................................... B-1
Basic Router Concepts .................................................................................................. B-1