manuais Communications N220

Communications N220 Guia do Utilizador (84 páginas)

Marca: Communications | Categoria: Redes | Tamanho: 1.61 MB |

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Índice

Wireless N-lite USB Adapter

1

About This User's Guide

3

Customer Support

4

Document Conventions

5

Icons Used in Figures

6

Safety Warnings

7

Contents Overview

10

N220 User’s Guide

10

Table of Contents

11

CHAPTER 1

13

1.2 Features

14

1.3 Hardware Installation

15

1.4 Software Installation

15

1.5 Device Applications

19

Chapter 1 Getting Started

20

CHAPTER 2

21

2.2 Wireless LAN Overview

22

2.3 Wireless LAN Security

23

2.3.1.2 IEEE 802.1x

24

2.4 WiFi Protected Setup

25

2.4.2 PIN Configuration

26

2.4.3 How WPS Works

28

Figure 6 How WPS works

29

REGISTRARENROLLEE

30

SECURITY INFO

30

REGISTRAR

30

ENROLLEE

30

EXISTING CONNECTION

30

2.4.4 Limitations of WPS

31

CHAPTER 3

33

3.1.3 Before You Begin

34

3.3 The Profile Screen

35

LABEL DESCRIPTION

36

3.6 The Link Status Screen

40

3.7 The Site Survey Screen

41

3.8 The Statistics Screen

43

3.9 The Advanced Screen

45

3.10 The WPS Screen

46

3.11 The About Screen

50

Table 14 Mac OS X: About

51

CHAPTER 4

53

4.4 Link Quality

54

Computers

55

Chapter 4 Troubleshooting

56

CHAPTER 5

57

WIRELESS STANDARDS

58

SOFTWARE SPECIFICATIONS

59

WIRELESS FEATURES

59

APPENDIX A

61

Figure 23 Basic Service Set

62

Figure 25 RTS/CTS

64

Fragmentation Threshold

65

Preamble Type

65

IEEE 802.11g Wireless LAN

66

Wireless Security Overview

66

IEEE 802.1x

67

Types of EAP Authentication

68

PEAP (Protected EAP)

69

Dynamic WEP Key Exchange

70

WPA and WPA2

70

Encryption

71

User Authentication

72

Security Parameters Summary

74

Antenna Overview

75

Antenna Characteristics

75

Types of Antennas for WLAN

75

Positioning Antennas

76

APPENDIX B

77

Industry Canada Statement

79

Notices

79

Viewing Certifications

80

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