ZyAIR Wireless Gateway Series User’s Guide

4.1

System Overview.......................................................................................................................

4-1

4.2

Configuring General Setup ........................................................................................................

4-1

4.3

Dynamic DNS............................................................................................................................

4-2

4.3.1

DYNDNS Wildcard ...........................................................................................................

4-3

4.4

Configuring Dynamic DNS .......................................................................................................

4-3

4.5

Configuring Password................................................................................................................

4-5

4.6

Configuring Time Setting ..........................................................................................................

4-6

Chapter 5 LAN Screens...............................................................................................................................

5-1

5.1

LAN Overview ..........................................................................................................................

5-1

5.2

LANs and WANs.......................................................................................................................

5-1

5.2.1

LANs, WANs and the ZyAIR............................................................................................

5-1

5.3

DHCP Setup...............................................................................................................................

5-2

5.4

Factory LAN Defaults................................................................................................................

5-2

5.5

RIP Setup ...................................................................................................................................

5-2

5.6

Multicast ....................................................................................................................................

5-3

5.7

Configuring the LAN IP Screens ...............................................................................................

5-3

Chapter 6 Wireless Configuration and Roaming......................................................................................

6-1

6.1

Wireless LAN Overview............................................................................................................

6-1

6.1.1

IBSS...................................................................................................................................

6-1

6.1.2

BSS ....................................................................................................................................

6-1

6.1.3

ESS ....................................................................................................................................

6-2

6.2

Wireless LAN Basics.................................................................................................................

6-3

6.2.1

RTS/CTS............................................................................................................................

6-3

6.2.2

Fragmentation Threshold ...................................................................................................

6-4

6.3

Configuring Wireless.................................................................................................................

6-5

6.4

Configuring Roaming ................................................................................................................

6-8

6.4.1

Requirements for Roaming ................................................................................................

6-9

Chapter 7 Wireless Security........................................................................................................................

7-1

7.1

Wireless Security Overview.......................................................................................................

7-1

7.2

WEP Overview ..........................................................................................................................

7-1

7.2.1

Data Encryption .................................................................................................................

7-2

7.2.2

Authentication....................................................................................................................

7-2

7.3

Configuring WEP Encryption....................................................................................................

7-3

7.4

MAC Filter.................................................................................................................................

7-6

7.5

802.1x Overview........................................................................................................................

7-8

7.6

Dynamic WEP Key Exchange ...................................................................................................

7-8

7.7

Introduction to WPA..................................................................................................................

7-9

7.7.1

User Authentication ...........................................................................................................

7-9

7.7.2

Encryption..........................................................................................................................

7-9

7.8

WPA-PSK Application Example ...............................................................................................

7-9

7.9

WPA with RADIUS Application Example..............................................................................

7-10

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Table of Contents