ZyXEL Communications B-2000 User Manual

Page of 204
ZyAIR B-2000 Wireless LAN Gateway with 4-Port Switch 
Table of Contents  
    vii 
2.9.1 Dynamic 
DNS ..................................................................................................................2-13 
2.9.2 Procedure 
To 
Configure Menu 1......................................................................................2-13 
2.9.3 
Procedure to Configure Dynamic DNS............................................................................2-14 
2.10 WAN 
Setup ..............................................................................................................................2-15 
2.11 LAN 
Setup ...............................................................................................................................2-16 
2.11.1 General 
Ethernet 
Port Filter Setup ...................................................................................2-17 
Chapter 3 Internet Access ...........................................................................................................................3-1 
3.1 Factory 
Ethernet Defaults...........................................................................................................3-1 
3.2 LANs 
and 
WANs .......................................................................................................................3-1 
3.2.1 
LANs, WANs and the ZyAIR ............................................................................................3-1 
3.3 TCP/IP 
Parameters .....................................................................................................................3-2 
3.3.1 IP 
Address 
and Subnet Mask..............................................................................................3-2 
3.3.2 Private 
IP Addresses...........................................................................................................3-3 
3.3.3 RIP 
Setup ...........................................................................................................................3-3 
3.3.4 DHCP 
Configuration..........................................................................................................3-4 
3.4 IP 
Multicast ................................................................................................................................3-5 
3.5 TCP/IP 
Ethernet and DHCP Setup.............................................................................................3-5 
3.6 IP 
Alias.......................................................................................................................................3-7 
3.6.1 IP 
Alias Setup.....................................................................................................................3-8 
3.7 Encapsulation ...........................................................................................................................3-10 
3.7.1 Ethernet ............................................................................................................................3-10 
3.7.2 PPPoE...............................................................................................................................3-10 
3.7.3 PPTP.................................................................................................................................3-10 
3.8 
IP Address Assignment ............................................................................................................3-11 
3.9 Internet 
Access Configuration..................................................................................................3-11 
3.10 Internet 
Access Setup...............................................................................................................3-12 
3.11 Wireless 
LAN...........................................................................................................................3-13 
3.11.1 Wireless 
LAN 
Parameters................................................................................................3-13 
3.11.2 Wireless LAN Setup.........................................................................................................3-15 
3.11.3 Roaming ...........................................................................................................................3-16 
3.11.4 
Requirements for Roaming ..............................................................................................3-17 
3.11.5 
Enable the Roaming Feature on the ZyAIR .....................................................................3-18 
ADVANCED APPLICATIONS.....................................................................................................................II 
Chapter 4 Wireless LAN Security Setup....................................................................................................4-1 
4.1 Levels 
of Security ......................................................................................................................4-1 
4.2 Data 
Encryption with WEP ........................................................................................................4-1 
4.3 Network 
Authentication .............................................................................................................4-3 
4.3.1 EAP ....................................................................................................................................4-3 
4.3.2 RADIUS.............................................................................................................................4-3 
4.3.3 
Sequence for EAP Authentication......................................................................................4-4 
4.3.4 Enable 
EAP 
Authentication on Your ZyAIR .....................................................................4-5