Manuals / ZyXEL Communications / Computer Equipment / Network Card

ZyXEL Communications G-162 Chapter Troubleshooting, Problems Starting the ZyXEL Utility Program

Models: G-162 G-360

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ZyXEL G-162/G-360 User’s Guide

Chapter 5

Troubleshooting

This chapter covers potential problems and possible remedies. After each problem description, some instructions are provided to help you diagnose and solve the problem.

5.1Problems Starting the ZyXEL Utility Program

Table 5-1 Troubleshooting Starting ZyXEL Utility Program

PROBLEM	CORRECTIVE ACTION

Windows does not	Make sure the ZyXEL G-162 is properly inserted into the CardBus slot and then
auto-detect the	restart your computer. Once the computer has restarted, check the status of the
ZyXEL G-162/G-	LEDs on the ZyXEL G-162.
360.	Make sure the ZyXEL G-360 is properly inserted and the LED(s) is on. Check the
	status of the LEDs on the G-360.
	Refer to the Quick Start Guide for the LED descriptions.

	Perform a hardware scan by clicking Start, Settings, Control Panel and then
	double-click Add/Remove Hardware. (Steps may vary depending on Windows
	version).
	Follow the on-screen instructions to search for the ZyXEL G-162/G-360 and
	install the driver.

	Check for possible hardware conflicts. In Windows, click Start, Settings, Control
	Panel, System, Hardware and then click Device Manager. Verify the status of
	the ZyXEL G-162/G-360 under Network Adapter. (Steps may vary depending on
	the Windows version).

The ZyXEL Z icon	If you already installed the Funk Odyssey Client software on the computer,
does not display.	uninstall (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 Zero configuration tool and the ZyXEL Utility to configure
	the ZyXEL G-162/G-360 at the same time, the ZyXEL Z icon does not display.
	You need to disable the Windows Zero configuration tool. (Please refer to 1.3.1
	Windows Zero Configuration for detail information.)

	Install the ZyXEL G-162/G-360 in another computer. If the error persists, there
	may be a hardware problem. In this case, please contact ZyXEL customer
	support at 800-978-7222 or on the web at http://www.us.zyxel.com.

Troubleshooting

5-1

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ZyXEL Communications G-162, G-360 manual Chapter Troubleshooting, Problems Starting the ZyXEL Utility Program

Contents

Users Guide ZyXEL G-162/G-360 User’s Guide802.11b/g Wireless LAN Adapter ZyXEL G-162/G-360Trademarks CopyrightCopyright 2005 by ZyXEL Communications Corporation DisclaimerOnline Registration ZyXEL Limited WarrantyPart 15, Class B FCC CertificationFederal Communications Commission FCC Interference Statement Customer Support Chapter 2 Wireless LAN Networking Table of Contentsviii 2-15ZyXEL G-162/G-360 User’s Guide Table Of ContentsRelated Documentation PrefaceAbout This Users Guide Syntax ConventionsWireless Signal Graphics Icons KeyPreface Wireless Access PointPage 1.1 About Your ZyXEL G-162/G-360 1.2 ZyXEL G-162/G-360 Hardware and Utility Installation1.3 Using the ZyXEL Utility to Configure Your Network Chapter Getting StartedDouble-clicking on the Z icon will display the following ZyXEL utility window 1.3.1 Site Survey Rescan Use Windows Zero ConfigurationConfigure Connectshould use the same SSID whatever your choice is e. Band shows you 802.11b and 802.11g on the 2.4GHz 2.2 Enable CCX Mode refers the Cisco Compatible Extension, which is the certificate-based authentications EAP-TLS, PEAP and LEAP using dynamic keys for data encryption. Check this box will enable PEAP-MS-CHAP-V2, PEAP-GTC, TLS and LEAP. Please see your MIS administrator for these settings when you are about to enable one of these mode. Please refer to Ch4-Configuring Wireless Security for detail WEP-802.1x and WPA-802.1x authentication information. Also, please see the User Guide of Funk Odyssey software for more WPA-enterprise security settings Advanced Mode This screen Bottom Red Rectangle allows you to make changes to the default ways the card operates including advanced 802.11 settings. Unless you are an advanced user and have deep knowledge about each property on this page, it is recommended that you leave them at the default settings. For more information, please refer to section 2.3 and 1.3.2 Profile Active Profiles Profile Pool1.3.3 Link Info Table 1.2 Link Info supporting OTIST, you must also make the same change hereReceive 1-13 TransmitConnection Information Network InformationZyXEL Website 1.3.4 About2.1.1 SSID Chapter Wireless LAN Networking2.1.4 Wireless Network Application 2.1 OverviewFigure 2-2 BSS Example Ad-Hoc IBSSFigure 2-1 IBSS Example type and use the same SSID and channel Infrastructure BSSFigure 2-3 Infrastructure Network Example 2.1.5 RoamingFigure 2-5 Wireless LAN Security Levels 2.2 Wireless LAN SecurityFigure 2-4 Roaming Example 2.2.2 WPA-PSK and WPA2-PSK Application Example 2.2.1 Data Encryption with WEP2.2.3 WPA and WPA2 with RADIUS Application Example Figure 2-6 WPA-PSK/WPA2-PSK Authentication2.2.4 IEEE EAP AuthenticationFigure 2-7 WPA/WPA2 with RADIUS Application Example 2.4 RTS/CTS Threshold 2.3 Fragmentation ThresholdFigure 2-8 RTS Threshold 2.5 OTIST One Touch Intelligent Security Technology The wireless adapter must also support OTIST and have OTIST enablednegatively affect the throughput performance Page ZyXEL G-162/G-360 User’s Guide Chapter MaintenanceMaintenance 3.1 The About ScreenAbout 3.2 Uninstalling the ZyXEL Utility3.3 Upgrading the ZyXEL Utility network configurationPage 4.1 Configuring Security Chapter Configuring Wireless SecurityAP/Router, it will fail to connect the network Wireless Security 4.2 Configuring WEP1. Select WEP under Security 2. Select Auto under Authentication Mode 3. Click Configure. You will then see the screen below6. Key Format Select either Hex or ASCII to enter the WEP key 4.3 Configuring WPA-PSK 4. Enter the same pass phrase used to configure WPA-PSK on your access point Wireless Security 4.4 Configuring WPA2-PSKZyXEL G-162/G-360 User’s Guide ZyXEL G-162/G-360 User’s Guide Wireless Security4.5 Configuring WEP-802.1x Wireless Security 4.5.1 Configuring WEP-802.1x EAP-LEAPZyXEL G-162/G-360 User’s Guide ZyXEL G-162/G-360 User’s Guide 4-10b. Enter login name and password under the Login Name and Password Wireless SecurityZyXEL G-162/G-360 User’s Guide 4.5.2 Configuring WEP-802.1x EAP-PEAP-MS-CHAPv24-11 Wireless Security8. Select a certificate from the list, and click OK ZyXEL G-162/G-360 User’s Guide 4.5.3 Configuring WEP-802.1x PEAP-GTC4-13 Wireless SecurityZyXEL G-162/G-360 User’s Guide 4-14b. Enter login name and password under the Login Name and Password Wireless SecurityZyXEL G-162/G-360 User’s Guide 4.5.4 Configuring WEP-802.1x EAP-TLS4-15 Wireless SecurityWireless Security 4-16ZyXEL G-162/G-360 User’s Guide 4.6 Configuring WPA-802.1x 9. Click Configure and then you will see the screen below 4.6.1 Configuring WPA-802.1x EAP-LEAP4-18 7. Select WPA under Security 8. Select LEAP under Authentication ModeZyXEL G-162/G-360 User’s Guide 4-19d. Enter login name and password under the Login Name and Password Wireless Security11. Click Configure and then you will see the screen below 4.6.2 Configuring WPA-802.1x EAP-PEAP-MS-CHAPv24-20 10. Select PEAP MS-CHAP-V2 under Authentication protocol16. Select a certificate from the list, and click OK 6. Click Configure and then you will see the screen below 4.6.3 Configuring WPA-802.1x PEAP-GTC4-22 5. Select PEAP-GTC under Authentication ModeZyXEL G-162/G-360 User’s Guide 4-23b. Enter login name and password under the Login Name and Password Wireless SecurityZyXEL G-162/G-360 User’s Guide 4.6.4 Configuring WPA-802.1x EAP-TLS4-24 Wireless SecurityWireless Security 4-25ZyXEL G-162/G-360 User’s Guide ZyXEL G-162/G-360 User’s Guide 4.6.5 Configuring WPA2-802.1x EAP-TLS4-26 Wireless SecurityWireless Security 4-27ZyXEL G-162/G-360 User’s Guide Page Troubleshooting Chapter Troubleshooting5.1 Problems Starting the ZyXEL Utility Program Table 5-1 Troubleshooting Starting ZyXEL Utility ProgramTable 5-2 Troubleshooting LED Status 5.2 Problems with LED Status5.3 Problems with the Link Status 5.4 Problems with Security SettingsZyXEL G-162/G-360 User’s Guide 5.5 Problems Communicating With Other ComputersTable 5-5 Troubleshooting Communication Problems TroubleshootingPage EAP-TLS Transport Layer Security Appendix A Types of EAP AuthenticationEAP-TTLS Tunneled Transport Layer Service EAP-MD5 Message-Digest AlgorithmLEAP Comparison of EAP Authentication Types