Quick Reference Guide

Contents ix
Importing the Settings File .............................................................................. 11-3
Restoring Factory Default Settings .......................................................................11-3
Launch the Setup Wizard .......................................................................................11-4
Updating Firmware ......................................................................................................11-5
Uploading New Firmware .......................................................................................11-6
Upgrade Features .................................................................................................. 11-7
Diagnostic Tools ..........................................................................................................11-7
DNS Name Lookup ...............................................................................................11-8
Find Network Path ..................................................................................................11-8
Ping ....................................................................................................................... 11-9
Packet Trace ......................................................................................................... 11-9
Tech Support Report ............................................................................................ 11-11
Administrator Settings .......................................................................................... 11-11
Chapter 12
Troubleshooting
Basic Functioning .........................................................................................................12-1
PWR LED Not On ..................................................................................................12-1
Test LED Stays On .................................................................................................12-2
LNK/ACT LEDs Not On ..........................................................................................12-2
Troubleshooting the Web Management Interface .........................................................12-3
Troubleshooting the ISP Connection ............................................................................12-3
Troubleshooting a TCP/IP Network Using a Ping Utility ...............................................12-5
Testing the LAN Path to Your Router .....................................................................12-6
Testing the Path from Your PC to a Remote Device ..............................................12-6
Recovering From a Lost Password ..............................................................................12-7
Appendix A
Technical Specifications
General Specifications ................................................................................................... A-1
Appendix B
Networks, Routing, and Firewall Basics
Basic Router Concepts .................................................................................................. B-1
What is a Router? ................................................................................................... B-1
Routing Information Protocol ................................................................................... B-2
IP Addresses and the Internet ................................................................................. B-2
Netmask .................................................................................................................. B-4