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ZyXEL Communications G-162 Troubleshooting, 5.1Problems Starting the ZyXEL Utility Program, Table 5-1Troubleshooting Starting ZyXEL Utility Program

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ZyXEL G-162 User’s Guide

Chapter 5

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.

5.1Problems Starting the ZyXEL Utility Program

Table 5-1 Troubleshooting Starting ZyXEL Utility Program

PROBLEM	CORRECTIVE ACTION

Cannot start the ZyXEL	Make sure the ZyXEL G-162 is properly inserted and the LED(s) is on. Refer
Wireless LAN Utility	to the Quick Start Guide for the LED descriptions.
	Use the Device Manager to check for possible hardware conflicts.
	Click Start, Settings, Control Panel, System, Hardware and Device
	Manager. Verify the status of the ZyXEL G-162 under Network Adapter.
	(Steps may vary depending on the version of Windows).
	Install the ZyXEL G-162 in another computer.
	If the error persists, you may have a hardware problem. In this case, you
	should contact your local vendor.
The ZyXEL Utility icon	If you install the Funk Odyssey Client software on the computer, uninstall
does not display.	(remove) both the Funk Odyssey Client software and ZyXEL utility, and then
	install the ZyXEL utility again after restarting the computer.
	If you use the Windows XP configuration tool and the ZyXEL Utility to
	configure the ZyXEL G-162 at the same time, the ZyXEL Utility icon does not
	display. You need to disable the Windows XP configuration tool (refer to
	Section 1.4 for more information).

Troubleshooting

5-1

Contents

Page Copyright ZyXEL Limited Warranty Information for Canadian Users Federal Communications Commission (FCC) Interference Statement1 Customer Support Page Page Table of Contents Appendix B Types of EAP Authentication List of Figures List of Tables Preface Graphics Icons Key Getting Started 1.1About Your ZyXEL G-162 1.2ZyXEL G-162Hardware and Utility Installation 1.3Ways to Configure the ZyXEL G-162 1.4Disable Windows XP Wireless LAN Configuration Tool Figure 1-2Windows XP: Wireless Network Connection Status Properties Wireless Networks Page 1.5Accessing the ZyXEL Utility Table 1-1ZyXEL Utility: System Tray Icon Click the icon (located in the top right corner) to display the on-linehelp window Wireless LAN Network 2.1Overview 2.1.1SSID 2.1.2 Channel 2.1.3 Transmission Rate (Transfer Rate) 2.1.4 Wireless Network Application 2.1.5 Roaming 2.2Wireless LAN Security 2.2.1 Data Encryption with WEP 2.2.2 IEEE 2.2.3 WPA 2.2.4 WPA-PSKApplication Example 2.2.5 WPA with RADIUS Application Example 2.3Fragmentation Threshold 2.4RTS/CTS Threshold Figure 2-8RTS Threshold 2.5Authentication Type Using the ZyXEL Utility 3.1The Link Info Screen Table 3-1Link Info 3.1.1 Trend Chart 3.2The Site Survey Screen Figure 3-3Site Survey Table 3-3Site Survey 3.2.1 Connecting to a Network 3.2.2 Security Settings The values for the WEP keys must be set up exactly the same on all wireless devices in the same wireless LAN ASCII WEP keys are case sensitive WPA-PSK Figure 3-5Site Survey: Security Settings: WPA-PSK Table 3-5Site Survey: Security Settings: WPA-PSK WPA Figure 3-6Site Survey: Security Settings: WPA Table 3-6Site Survey: Security Settings: WPA obtain the certificate(s) from a certificate authority (CA) Consult your network administrator for more information Figure 3-7Site Survey: Security Settings: Table 3-7Site Survey: Security Settings: You must first have a wired connection to a network and 3.3The Profile Screen Figure 3-8Profile Table 3-8Profile 3.3.1 Adding a New Profile Figure 3-9Profile: Add New Profile Table 3-9Profile: Add New Profile Page Figure 3-10Profile: Select a Channel Table 3-10Profile: Select a Channel WEP WPA-PSK WPA Figure 3-11Profile: Wireless Settings Figure 3-12Profile: Security Settings Save Back Exit Page 3.4The Adapter Screen Figure 3-15Adapter Table 3-11Adapter Page Page Maintenance 4.1The About Screen 4.2Uninstalling the ZyXEL Utility 4.3Upgrading the ZyXEL Utility Troubleshooting 5.1Problems Starting the ZyXEL Utility Program 5.2Problem with the Link Status 5.3Problems Communicating With Other Computers Appendix A Product Specifications Page Appendix B Types of EAP Authentication LEAP Comparison of EAP Authentication Types Appendix C Index