User Manual

Psion Teklogix 9160 Wireless Gateway User Manual 113
CONFIGURING SECURITY 13
13.1 Understanding Security Issues On Wireless Networks ..........115
13.1.1 How Do I Know Which Security Mode To Use? . . . . . . . . .115
13.1.2 Comparison Of Security Modes For Key Management, Authentica-
tion And Encryption Algorithms..................116
13.1.2.1 When To Use Plain-text..................117
13.1.2.2 When To Use Static WEP.................117
13.1.2.3 When To Use IEEE 802.1x . . . . . . . . . . . . . . . .118
13.1.2.4 When To Use WPA/WPA2 Personal (PSK). . . . . . . .119
13.1.2.5 When To Use WPA/WPA2 Enterprise (RADIUS) . . . .120
13.1.3 Does Prohibiting The Broadcast SSID Enhance Security? . . . .122
13.1.4 How Does Station Isolation Protect The Network? . . . . . . . .123
13.2 Configuring Security Settings: Broadcast SSID, Station Isolation, and Secu-
rity Mode..................................124
13.2.1 Plain-text..............................126
13.2.1.1 Guest Network ......................126
13.2.2 Static WEP.............................126
13.2.2.1 Rules To Remember For Static WEP...........129
13.2.2.2 Example Of Using Static WEP..............129
13.2.3 IEEE 802.1x . . . . . . . . . . . . . . . . . . . . . . . . . . . .131
13.2.4 WPA/WPA2 Personal (PSK)....................133
13.2.5 WPA/WPA2 Enterprise (RADIUS)................136
13.3 Updating Settings..............................139