Psion Teklogix 9160 G2 Benutzerhandbuch

Psion Teklogix 9160 G2 Wireless Gateway User Manual

89

C

ONFIGURING

S

ECURITY

10

10.1 Understanding Security Issues On Wireless Networks . . . . . . . . . . . . 91

10.1.1 How Do I Know Which Security Mode To Use? . . . . . . . . . 91

10.1.2 Comparison Of Security Modes For Key Management, Authentica-

tion And Encryption Algorithms . . . . . . . . . . . . . . . . . 92

10.1.2.1 When To Use Unencrypted (No Security) . . . . . . . . . 93

10.1.2.2 When To Use Static WEP . . . . . . . . . . . . . . . . . 93

10.1.2.3 When To Use IEEE 802.1x . . . . . . . . . . . . . . . . . 94

10.1.2.4 When To Use WPA Personal . . . . . . . . . . . . . . . . 95

10.1.2.5 When To Use WPA Enterprise . . . . . . . . . . . . . . . 96

10.1.3 Does Prohibiting The Broadcast SSID Enhance Security? . . . . 98

10.1.4 How Does Station Isolation Protect The Network? . . . . . . . . 98

10.2 Configuring Security Settings. . . . . . . . . . . . . . . . . . . . . . . . . 99

10.2.1 Broadcast SSID, Station Isolation, And Security Mode . . . . . . 99

10.2.2 None (Plain-text). . . . . . . . . . . . . . . . . . . . . . . . . .100

10.2.3 Guest Network . . . . . . . . . . . . . . . . . . . . . . . . . . .101

10.2.4 Static WEP . . . . . . . . . . . . . . . . . . . . . . . . . . . . .102

10.2.4.1 Rules To Remember For Static WEP . . . . . . . . . . . .104

10.2.4.2 Example Of Using Static WEP . . . . . . . . . . . . . . .105

10.2.4.3 Static WEP With Transfer Key Indexes On Client Stations106

10.2.5 IEEE 802.1x . . . . . . . . . . . . . . . . . . . . . . . . . . . .107

10.2.6 WPA Personal . . . . . . . . . . . . . . . . . . . . . . . . . . .109

10.2.7 WPA Enterprise . . . . . . . . . . . . . . . . . . . . . . . . . .112

10.3 Updating Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115