Netgear WN121T User Manual download pdf (Page 47)

4-1

v2.0, February 2007

Chapter 4

Troubleshooting

This chapter provides information about troubleshooting your Wireless USB 2.0 Adapter. After

each problem description, instructions are given to help you diagnose and solve the problem. For

information about connecting to wireless networks and the Internet, see “Connecting to Wireless

Networks and the Internet” in Chapter 1.

Troubleshooting Tips

Use the information below to solve common problems you may encounter. Also, refer to the

knowledge base on the NETGEAR website at http://www.netgear.com/support/main.asp.

Table 4-1. Troubleshooting Tips

Problem Action

I cannot connect to an access point.

The access point is available and there is

good signal strength.

• If the access point is WPA-PSK protected, you need the

correct WPA-PSK passphrase. Otherwise, the WN121T will

still be connected to the previous access point and you will

not be able to change to the WPA-PSK access point.

• If the access point is WEP protected (either 64 or 128 bit

encryption), you will be prompted to enter the WEP

encryption security information.

How to maximize throughput. • Make sure the VPN firewall is connected to a USB port v2.0.

If connected to a v1.1 USB port it is limited to

• For best performance connect to high-speed network

equipment. See Chapter 3, “Wireless Network Performance”

for help in understanding how to get the best performance

from your VPN firewall.

The Smart Wizard keeps asking me to save

settings.

If you change the settings the Smart Wizard offers you the

chance to save the changes. To avoid this prompt, simply click

Apply before you close the Smart Wizard.

Two WN121T icons are in the system tray. You have an older software version installed on your system

and it needs to be removed. See “Removing the Software” in

Chapter 1or “Upgrading the Wireless USB 2.0 Adapter

Software” in Chapter 1.

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Netgear WN121T User Manual Page 47