Quick Reference Guide

v2.0, September 2007

Chapter 7

Troubleshooting

Basic Functioning ...........................................................................................................7-1

Power LED Is Not On ...............................................................................................7-2

Power LED Is Red ....................................................................................................7-2

LAN or DSL or Internet Port LEDs Are Not On ........................................................7-2

Troubleshooting Access to the Modem Router Main Menu ............................................7-3

Troubleshooting the ISP Connection ..............................................................................7-4

ADSL Link ................................................................................................................7-4

Obtaining a WAN IP Address ...................................................................................7-5

Troubleshooting PPPoE or PPPoA ..........................................................................7-6

Troubleshooting Internet Browsing ..........................................................................7-6

Troubleshooting a TCP/IP Network Using the Ping Utility ..............................................7-7

Testing the LAN Path to Your Router .......................................................................7-7

Testing the Path from Your Computer to a Remote Device .....................................7-8

Restoring the Default Configuration and Password ........................................................7-8

Using the Reset Button ............................................................................................7-9

Problems with Date and Time .........................................................................................7-9

Appendix A

Technical Specifications

Appendix B

NETGEAR VPN Configuration

DG834G v4 to FVL328 .................................................................................................. B-1

Configuration Profile ................................................................................................ B-1

Step-By-Step Configuration ..................................................................................... B-2

DG834G v4 with FQDN to FVL328 ............................................................................... B-6

Configuration Profile ................................................................................................ B-6

Step-By-Step Configuration ..................................................................................... B-7

Configuration Summary (Telecommuter Example) .......................................................B-11

Setting Up the Client-to-Gateway VPN Configuration (Telecommuter Example) ........ B-12

Step 1: Configuring the Client-to-Gateway VPN Tunnel on the VPN Router at the

Employer’s Main Office ......................................................................................... B-12

Step 2: Configuring the NETGEAR ProSafe VPN Client on the Remote PC at the

Telecommuter’s Home Office ................................................................................ B-14

Monitoring the VPN Tunnel (Telecommuter Example) ................................................. B-22