ZyXEL G-270S User Guide - Page 9

ZyXEL G-270S User’s Guide

Table of Contents

9

Table of Contents

Copyright

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3

Federal Communications Commission (FCC) Interference Statement

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4

ZyXEL Limited Warranty

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6

Customer Support

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7

Table of Contents

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9

List of Figures

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13

List of Tables

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15

Preface

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17

Chapter 1

Getting Started

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19

1.1 About Your ZyXEL G-270S

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19

1.1.1 Application Overview

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19

1.1.1.1 Infrastructure

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19

1.1.1.2 Ad-Hoc

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20

1.2 ZyXEL G-270S Hardware and Utility Installation

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21

1.3 Configuration Methods

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21

1.4 Windows XP Users Only

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21

1.5 Accessing the ZyXEL Utility

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21

1.6 ZyXEL Utility Screen Summary

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22

1.7 Connecting to a Wireless LAN

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23

1.7.1 Site Survey

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23

Chapter 2

Wireless LAN Network

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25

2.1 Wireless LAN Overview

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25

2.1.1 SSID

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25

2.1.2 Channel

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25

2.1.3 Transmission Rate (Tx Rate)

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25

2.1.4 Super G

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26

2.2 Wireless LAN Security Overview

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26

2.2.1 Data Encryption with WEP

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26

2.2.2 IEEE 802.1x

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26

2.2.2.1 EAP Authentication

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27

Section	Page
ZyXEL G-270S User's Guide	1
Copyright	3
Federal Communications Commission (FCC) Interference Statement	4
ZyXEL Limited Warranty	6
Customer Support	7
Table of Contents	9
List of Figures	13
List of Tables	15
Preface	17
1. Getting Started	19
1.1.1 Application Overview	19
1.1.1.1 Infrastructure	19
1.1.1.2 Ad-Hoc	20
1.2 ZyXEL G-270S Hardware and Utility Installation	21
1.4 Windows XP Users Only	21
1.6 ZyXEL Utility Screen Summary	22
1.7 Connecting to a Wireless LAN	23
1.7.1 Site Survey	23
2. Wireless LAN Network	25
2.1.1 SSID	25
2.1.2 Channel	25
2.1.3 Transmission Rate (Tx Rate)	25
2.1.4 Super G	26
2.2.1 Data Encryption with WEP	26
2.2.2 IEEE 802.1x	26
2.2.2.1 EAP Authentication	27
2.2.3 WPA(2)	27
2.2.3.1 Encryption	27
2.2.3.2 User Authentication	28
2.2.4 WPA(2)-PSK Application Example	28
2.2.5 WPA(2) with RADIUS Application Example	28
2.3 Encryption Type	29
2.4 Preamble Type	29
2.5.1 Enabling OTIST	30
2.5.1.1 AP	30
2.5.1.2 Wireless Client	31
2.5.2 Starting OTIST	32
2.5.3 Notes on OTIST	32
3. ZyXEL Utility Configuration	35
3.2.2 Security Settings	38
3.2.2.1 WEP Encryption	38
3.2.2.2 WPA/WPA2	39
3.2.2.3 WPA-PSK/WPA2-PSK	40
3.2.2.4 802.1x	41
3.2.3 Confirm Save Screen	42
3.3 The Profile Screen	43
3.3.1 Adding a New Profile	45
3.4 The Adapter Screen	49
4. Maintenance	51
4.1 The About Screen	51
5. Troubleshooting	53
5.1 Problems Starting the ZyXEL Utility Program	53
5.2 Problem with the Link Status	53
5.3 Problems Communicating With Other Computers	54
A. Product Specifications	55
B. Disable Windows XP Wireless LAN Configuration Tool	57
Via the Wireless Network System Tray Icon	57
Via the Control Panel	60
C. Management with Wireless Zero Configuration	63
Activating Wireless Zero Configuration	63
Connecting to a Wireless Network	64
Security Settings	67
Association	68
Authentication	69
Ordering the Preferred Networks	72
D. Types of EAP Authentication	75
EAP-MD5 (Message-Digest Algorithm 5)	75
EAP-TLS (Transport Layer Security)	75
EAP-TTLS (Tunneled Transport Layer Service)	75
PEAP (Protected EAP)	76
LEAP	76
Dynamic WEP Key Exchange	76
WPA(2)	77
User Authentication	77
Encryption	77
Security Parameters Summary	78
Index	79
Numerics	79
A	79
C	79
D	79
E	79
F	79
G	79
H	79
I	79
L	80
M	80
N	80
O	80
P	80
Q	80
R	80
S	80
T	80
U	81
V	81
W	81

ZyXEL G-270S User Guide - Page 9

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