
ZyAIR G-2000
802.11g Wireless 4-port Router
Quick Installation Guide
Version 3.60
February 2004

ZyAIR G-2000 802.11g Wireless 4-port Router
Table of Contents
1 Introducing the ZyAIR ................................................................................................................. 4
2 Hardware Connections ............................................................................................................... 5
2.1 Side Panel and Connections ................................................................................................. 5
2.2 The Front Panel ..................................................................................................................... 6
3 Setting Up Your Computer’s IP Address................................................................................... 8
3.1 Windows 2000/NT/XP ........................................................................................................... 8
3.2 Checking/Updating Your Computer’s IP Address.................................................................. 9
3.3 Testing the Connection to the ZyAIR..................................................................................... 9
4 Internet Access Setup Using the Web Configurator Wizard ................................................. 10
4.1 Accessing the ZyAIR via the Web Configurator .................................................................. 10
4.2 Common Screen Command Buttons................................................................................... 12
4.3 Configuring the ZyAIR Using the Wizard............................................................................. 12
4.4 Test Your Internet Connection ............................................................................................. 15
5 Hardware Installation ................................................................................................................ 15
5.1 Attaching Antennas.............................................................................................................. 15
5.2 Hardware Mounting Installation........................................................................................... 16
6 Troubleshooting ........................................................................................................................ 19
Procedure to View a Product’s Certification(s)
1. Go to www.zyxel.com.
2. Select your product from the drop-down list box on the ZyXEL home page to go to that product's page.
3. Select the certification you wish to view from this page
3

ZyAIR G-2000 802.11g Wireless 4-port Router
1 Introducing the ZyAIR
The ZyAIR B-G2000 is a broadband sharing gateway with a built-in wireless LAN access point and fourport switch that makes it easy for people to set up a small home/office network and share Internet access via
a broadband (cable/DSL) modem. Key features of the ZyAIR include 802.1x wireless LAN security, WPA
(Wi-Fi Protected Access), firewall, remote management and UPnP. See your User’s Guide for more details
on all ZyAIR features.
You should have an Internet account already set up and have been given most of the following information.
INTERNET ACCOUNT CHECKLIST
Your device’s WAN IP Address (if given): __________________
Encapsulation: (choose one below)
Ethernet
PPTP
PPPoE
Service Type: _______________________
Login Server IP Address: ______________
User Name: ____________ Password: ____________
User Name: ____________ Password: ____________
Your WAN IP Address: ____________ PPTP Server IP Address: ___________
Connection ID (if required): ____________
(PPPoE) Service Name: ____________
User Name: ____________ Password: ____________
4

ZyAIR G-2000 802.11g Wireless 4-port Router
2 Hardware Connections
2.1 Side Panel and Connections
LABEL DESCRIPTION AND FUNCTION
1. LAN Use an Ethernet cable to connect at least one computer for initial ZyAIR configuration.
These ports are auto-negotiating (can connect at 10 or 100Mbps) and auto-crossover
(automatically adjust to the type of Ethernet cable you use (straight-through or
crossover)).
2. WAN
3. POWER
12V DC
After you’ve made the connections, connect the power cable to a power supply and look at the front panel
LEDs.
RESET You only need to use this button if you’ve forgotten the ZyAIR’s password. It returns the
Connect your cable/DSL modem to this port with the cable that came with your modem.
Connect the end of the included power adaptor (use only this adaptor) to this power
socket.
ZyAIR to the factory defaults (password is 1234, LAN IP address 192.168.1.1 etc. see
your User’s Guide for details).
5

ZyAIR G-2000 802.11g Wireless 4-port Router
2.2 The Front Panel
The PWR LED turns steady on when the power adaptor is connected. The SYS LED blinks while
performing system testing and then turns steady on if the testing is successful. The link LED and the ZyAIR
LED turn steady on while the wireless card on the ZyAIR is working. The LAN and WAN LEDs turn on, if
they are properly connected. Refer to the User’s Guide for more detailed LED descriptions.
ZyAIR LED
6