ZyAIR Wireless LAN Utility  
Table of Contents     ix 
Table of Contents 
Copyright.......................................................................................................................................................ii 
ZyXEL Limited Warranty ..........................................................................................................................iii 
Information for Canadian Users.................................................................................................................iv 
Federal Communications Commission (FCC) Interference Statement....................................................v 
Customer Support.......................................................................................................................................vii 
List of Figures...............................................................................................................................................xi 
List of Tables ...............................................................................................................................................xii 
Preface.........................................................................................................................................................xiii 
Chapter 1 Wireless Network Basics .........................................................................................................1-1 
1.1 Introduction..................................................................................................................................1-1 
1.2 Benefits of a Wireless LAN .........................................................................................................1-1 
1.3 Applications .................................................................................................................................1-1 
1.3.1 Ad-hoc..................................................................................................................................1-1 
1.3.2 Infrastructure ........................................................................................................................1-2 
Chapter 2 Disable Windows XP Wireless LAN Configuration Tool.....................................................2-1 
Chapter 3 Using the ZyAIR Utility...........................................................................................................3-1 
3.1 Accessing the ZyAIR Utility........................................................................................................3-1 
3.2 Viewing Current Configuration ...................................................................................................3-1 
3.2.1  Common Screen Command Buttons ....................................................................................3-3 
3.3 The About Screen.........................................................................................................................3-3 
3.4 Wireless LAN Parameters............................................................................................................3-4 
3.4.1 SSID.....................................................................................................................................3-5 
3.4.2 Channel ................................................................................................................................3-5 
3.4.3 Transmission Rate (Tx Rate)................................................................................................3-5 
3.5 Wireless Network Type................................................................................................................3-5 
3.5.1 Ad-Hoc (IBSS).....................................................................................................................3-5 
3.5.2 Infrastructure ........................................................................................................................3-6 
3.6 Roaming.......................................................................................................................................3-7 
3.7 The Site Survey Screen ................................................................................................................3-8 
3.7.1 Connecting to a Network....................................................................................................3-10 
3.8  Configuring the ZyAIR Wireless Parameters.............................................................................3-10 
3.9 Network Configuration Profile Setting ......................................................................................3-12 
3.9.1  Resetting to Factory Default Values ..................................................................................3-12 
3.9.2  Saving the Current Setting to a Profile...............................................................................3-12 
3.9.3  Using a Pre-configured Profile...........................................................................................3-13 
3.9.4 Deleting a Profile ...............................................................................................................3-13 
Chapter 4 Wireless LAN Security ............................................................................................................4-1 
4.1 Introduction..................................................................................................................................4-1 
4.2 Data Encryption with WEP..........................................................................................................4-1