ZyXEL G-405 User Guide - Page 73

Troubleshooting, Problems Starting the ZyAIR Navigator

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ZyAIR G-405 User's Guide Chapter 8 Troubleshooting This chapter covers potential problems and the possible remedies. After each problem description, some instructions are provided to help you to diagnose and to solve the problem. 8.1 Problems Starting the ZyAIR Navigator Table 8-1 Troubleshooting Starting ZyAIR Navigator Program Cannot start the ZyAIR Wireless LAN Navigator Make sure the ZyAIR is properly inserted and the LEDs are on. Refer to the Quick Installation Guide for the LED descriptions. Make sure the IP addresses and the subnet masks of your computer and the ZyAIR are in the same range. Install the ZyAIR in another computer. If the error persists, you may have a hardware problem. In this case, you should contact your local vendor. 8.2 Problems Communicating With Other Computers/APs Table 8-2 Troubleshooting Communication Problem PROBLEM The ZyAIR cannot communicate with the other computers or AP. The ZyAIR cannot connect to an IEEE802.1x network. CORRECTIVE ACTION Make sure you are connected to the network. Make sure that the associated AP or the peer computers are turned on and working properly. Make sure the ZyAIR and the associated AP or the peer computers use the same SSID. The SSID is case-sensitive. Set the wireless network devices to use another radio channel if interference is high. Make sure that the associated AP or the peer computers use the same WEP key and authentication mode. Verify the settings in the Setup screen. Verify you have the correct settings in the Security configuration screen. Check with your network administrator for more information. Troubleshooting 8-1

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ZyAIR G-405 User’s Guide
Troubleshooting
8-1
Chapter 8
Troubleshooting
This chapter covers potential problems and the possible remedies. After each problem
description, some instructions are provided to help you to diagnose and to solve the problem.
8.1
Problems Starting the ZyAIR Navigator
Table 8-1 Troubleshooting Starting ZyAIR Navigator Program
Make sure the ZyAIR is properly inserted and the LEDs are on. Refer to the
Quick Installation Guide
for the LED descriptions.
Make sure the IP addresses and the subnet masks of your computer and the
ZyAIR are in the same range.
Install the ZyAIR in another computer.
Cannot start the ZyAIR
Wireless LAN Navigator
If the error persists, you may have a hardware problem. In this case, you
should contact your local vendor.
8.2
Problems Communicating With Other Computers/APs
Table 8-2 Troubleshooting Communication Problem
PROBLEM
CORRECTIVE ACTION
Make sure you are connected to the network.
Make sure that the associated AP or the peer computers are turned on and
working properly.
Make sure the ZyAIR and the associated AP or the peer computers use the
same SSID. The SSID is case-sensitive.
Set the wireless network devices to use another radio channel if interference
is high.
The ZyAIR cannot
communicate with the
other computers or AP.
Make sure that the associated AP or the peer computers use the same
WEP key and authentication mode. Verify the settings in the
Setup
screen.
The ZyAIR cannot
connect to an IEEE802.1x
network.
Verify you have the correct settings in the
Security
configuration screen.
Check with your network administrator for more information.