ZyXEL Communications G-220 v3 User Manual
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ZyXEL Communications G-220 v3 User Manual

802.11g wireless usb adapter
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ZyXEL G-220 v3
802.11g Wireless USB Adapter
User's Guide
Version 2.1.0
Edition 1
04/2008

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Summary of Contents for ZyXEL Communications G-220 v3

  • Page 1 ZyXEL G-220 v3 802.11g Wireless USB Adapter User’s Guide Version 2.1.0 Edition 1 04/2008...

  • Page 3: Related Documentation

    Congratulations on your purchase of the ZyXEL G-220 v3 802.11g Wireless USB Adapter. Your G-220 v3 is easy to install and configure. About This User's Guide This manual is designed to guide you through the configuration of your G-220 v3 for its various applications. Related Documentation •...

  • Page 4: Document Conventions

    Syntax Conventions • The ZyXEL G-220 v3 may be referred to as the “G-220 v3”, the “device”, the “system” or the “product” in this User’s Guide. • Product labels, screen names, field labels and field choices are all in bold font.

  • Page 5: Graphics Icons Key

    Graphics Icons Key Wireless Access Point Computer Server Modem or Router Internet Cloud ZyXEL G-220 v3 User’s Guide Notebook Computer Wireless Signal...

  • Page 6: Safety Warnings

    • Antenna Warning! This device meets ETSI and FCC certification requirements when using the included antenna(s). Only use the included antenna(s). This product is recyclable. Dispose of it properly. Safety Warnings ZyXEL G-220 v3 User’s Guide...

  • Page 7: Copyright

    ZyXEL Communications Corporation. Published by ZyXEL Communications Corporation. All rights reserved.

  • Page 8: Certifications

    ZyXEL G-220 v3 User’s Guide Federal Communications Commission (FCC) Interference Statement The device complies with Part 15 of FCC rules. Operation is subject to the following two conditions: • This device may not cause harmful interference. • This device must accept any interference received, including interference that may cause undesired operations.
  • Page 9 1 Go to http://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. Certifications ZyXEL G-220 v3 User’s Guide...

  • Page 10: Zyxel Limited Warranty

    ZyXEL G-220 v3 User’s Guide ZyXEL Limited Warranty ZyXEL warrants to the original end user (purchaser) that this product is free from any defects in materials or workmanship for a period of up to two (2) years from the date of purchase.

  • Page 11: Customer Support

    +36-1-3259100 +7-3272-590-698 www.zyxel.kz +7-3272-590-689 1-800-255-4101 www.us.zyxel.com +1-714-632-0882 +1-714-632-0858 ftp.us.zyxel.com ZyXEL G-220 v3 User’s Guide REGULAR MAIL ZyXEL Communications Corp. 6 Innovation Road II Science Park Hsinchu 300 Taiwan ZyXEL Costa Rica Plaza Roble Escazú Etapa El Patio, Tercer Piso San José, Costa Rica...
  • Page 12 ZyXEL G-220 v3 User’s Guide METHOD SUPPORT E-MAIL SALES E-MAIL LOCATION support@zyxel.no NORWAY sales@zyxel.no info@pl.zyxel.com POLAND http://zyxel.ru/support RUSSIA sales@zyxel.ru support@zyxel.es SPAIN sales@zyxel.es support@zyxel.se SWEDEN sales@zyxel.se support@ua.zyxel.com +380-44-247-69-78 UKRAINE sales@ua.zyxel.com support@zyxel.co.uk UNITED KINGDOM sales@zyxel.co.uk +” is the (prefix) number you enter to make an international telephone call.

  • Page 13: Table Of Contents

    Chapter 2 Tutorial ... 29 2.1 Connecting to a Wireless LAN ...29 2.2 Creating and Using a Profile ...31 2.3 Configuring the G-220 v3 as an AP ...34 Chapter 3 Wireless LAN Network ... 37 3.1 Wireless LAN Overview ...37 3.2 Wireless LAN Security ...38...
  • Page 14 ZyXEL G-220 v3 User’s Guide 3.2.2 MAC Address Filter ...38 3.2.3 User Authentication and Encryption ...39 3.2.3.1 WEP ...39 3.2.3.2 IEEE 802.1x ...40 3.2.3.3 WPA and WPA2 ...40 3.3 WiFi Protected Setup ...41 3.3.1 Push Button Configuration ...41 3.3.2 PIN Configuration ...41 3.3.3 How WPS Works ...43...
  • Page 15 Access Point Mode Setup Example ... 89 Appendix C Management with Wireless Zero Configuration ... 93 Appendix D Wireless Security ... 105 Appendix E Setting up Your Computer’s IP Address... 111 Index... 123 Table of Contents ZyXEL G-220 v3 User’s Guide...
  • Page 16 ZyXEL G-220 v3 User’s Guide Table of Contents...

  • Page 17: List Of Figures

    ZyXEL G-220 v3 User’s Guide List of Figures Figure 1 Application: Infrastructure ... 24 Figure 2 Application: Ad-Hoc ... 24 Figure 3 Application: Access Point Mode ... 25 Figure 4 ZyXEL Utility: Change Modes ... 25 Figure 5 ZyXEL Utility: System Tray Icon ... 26 Figure 6 Enable WZC ...
  • Page 18 ZyXEL G-220 v3 User’s Guide Figure 39 Station Mode: Profile: Security Settings ... 67 Figure 40 Station Mode: Profile: Confirm New Settings ... 68 Figure 41 Station Mode: Profile: Activate the Profile ... 68 Figure 42 Station Mode: Adapter ... 69 Figure 43 Vista Security: Additional Information Required ...
  • Page 19 ZyXEL G-220 v3 User’s Guide Figure 82 Windows XP: Advanced TCP/IP Settings ... 117 Figure 83 Windows XP: Internet Protocol (TCP/IP) Properties ... 118 Figure 84 Macintosh OS 8/9: Apple Menu ... 119 Figure 85 Macintosh OS 8/9: TCP/IP ... 119 Figure 86 Macintosh OS X: Apple Menu ...
  • Page 20 ZyXEL G-220 v3 User’s Guide List of Figures...

  • Page 21: List Of Tables

    ZyXEL G-220 v3 User’s Guide List of Tables Table 1 ZyXEL Utility: System Tray Icon ... 26 Table 2 ZyXEL Utility Menu Summary: Station Mode ... 51 Table 3 Station Mode: Link Info ... 52 Table 4 Station Mode: Link Info: Trend Chart ... 54 Table 5 Station Mode: Site Survey ...
  • Page 22 ZyXEL G-220 v3 User’s Guide List of Tables...

  • Page 23: Chapter 1 Getting Started

    The G-220 v3 is an IEEE 802.11b/g compliant wireless LAN adapter. You can also use the ZyXEL utility to turn your G-220 v3 into an access point (AP). The ZyXEL utility is a tool that helps you configure your G-220 v3. See the appendix for detailed product specifications.

  • Page 24: Ad-Hoc

    ZyXEL G-220 v3 User’s Guide Figure 1 Application: Infrastructure 1.2.2.2 Ad-Hoc To set up a small independent wireless workgroup without an AP, use Ad-Hoc. Ad-Hoc does not require an AP or a wired network. Two or more wireless clients communicate directly to each other.

  • Page 25: Access Point Mode

    1.2.3 Access Point Mode You can also set the G-220 v3 to access point mode. In access point mode, your G-220 v3 functions as an access point. This allows you to set up your wireless networks without using a dedicated AP. The following figure shows a network example.

  • Page 26: V3 Hardware And Utility Installation

    When you use the ZyXEL utility, it automatically disables WZC. Figure 5 ZyXEL Utility: System Tray Icon The color of the ZyXEL utility system tray icon indicates the status of the G-220 v3. Refer to the following table for details.

  • Page 27: Accessing The Zyxel Utility

    If you want to use WZC to configure the G-220 v3, you need to disable the ZyXEL utility by right-clicking the utility icon ( Figure 6 Enable WZC Refer to the appendices for information on how to use WZC to manage the G-220 v3.
  • Page 28 ZyXEL G-220 v3 User’s Guide Chapter 1 Getting Started...

  • Page 29: Chapter 2 Tutorial

    • Configure a profile to have the wireless client automatically connect to a specific network or peer computer (see This chapter also includes a simple example of how to configure the G-220 v3 as an AP using the ZyXEL utility. See 2.1 Connecting to a Wireless LAN...

  • Page 30: Figure 8 Zyxel Utility: Site Survey

    ZyXEL G-220 v3 User’s Guide Figure 8 ZyXEL Utility: Site Survey 2 The wireless client automatically searches for available wireless networks. Click Scan if you want to search again. If no entry displays in the Available Network List, that means there is no wireless network available within range.

  • Page 31: Creating And Using A Profile

    ZyXEL utility. You can also configure different profiles for different networks, for example if you connect a notebook computer to wireless networks at home and at work. Chapter 2 Tutorial ZyXEL G-220 v3 User’s Guide Table 3 on page 52 http://www.zyxel.com...

  • Page 32: Figure 12 Zyxel Utility: Profile

    ZyXEL G-220 v3 User’s Guide This example illustrates how to set up a profile and connect the wireless client to an access point configured for WPA-PSK security. In this example, the SSID is “SSID_Example3” and the pre-shared key is “ThisismyWPA-PSKpre-sharedkey” in the AP. You have chosen the profile name “PN_Example3”.

  • Page 33: Figure 14 Zyxel Utility: Profile Security

    Later button to go back to the Profile List screen. If you clicked Activate Later you can select the profile from the list in the Profile screen and click Connect to activate it. Chapter 2 Tutorial ZyXEL G-220 v3 User’s Guide...

  • Page 34: Configuring The G-220 V3 As An Ap

    Note: At the time of writing this feature is not available on Windows Vista. Note: With WZC, you cannot use the G-220 v3 as an access point. After you install the ZyXEL utility and then insert the G-220 v3, follow the steps below to set up your G-220 v3 as an AP.

  • Page 35: Figure 18 Zyxel Utility: Ap: Link Info

    ZyXEL G-220 v3 User’s Guide Figure 18 ZyXEL Utility: AP: Link Info 2 If you want to change the SSID and enable wireless security for your G-220 v3, click the Configuration tab and refer to Section 5.3 on page 77 for detailed field descriptions.
  • Page 36 ZyXEL G-220 v3 User’s Guide Chapter 2 Tutorial...

  • Page 37: Wireless Lan Network

    Like radio stations or television channels, each wireless network uses a specific channel, or frequency, to send and receive information. Chapter 3 Wireless LAN Network H A P T E R Wireless LAN Network ZyXEL G-220 v3 User’s Guide Figure 2 on...

  • Page 38: Wireless Lan Security

    Normally, the G-220 v3 in AP mode acts like a beacon and regularly broadcasts the SSID in the area. You can hide the SSID instead, in which case the G-220 v3 in AP mode does not broadcast the SSID. In addition, you should change the default SSID to something that is difficult to guess.

  • Page 39: User Authentication And Encryption

    WLAN adapter(s). • Enter the WEP keys manually. Your G-220 v3 allows you to configure up to four 64-bit, 128-bit or 256-bit WEP keys and only one key is used as the default key at any one time. 3.2.3.1.2 Authentication Type The IEEE 802.11b/g standard describes a simple authentication method between the wireless...

  • Page 40: Ieee 802.1X

    AP or peer computer. • Auto authentication mode allows the G-220 v3 to switch between the open system and shared key modes automatically. Use the auto mode if you do not know the authentication mode of the other wireless stations.

  • Page 41: Wifi Protected Setup

    WPA or WPA2. 3.3 WiFi Protected Setup Your G-220 v3 supports WiFi Protected Setup (WPS), which is an easy way to set up a secure wireless network. WPS is an industry standard specification, defined by the WiFi Alliance.
  • Page 42 3 Look for the client’s WPS PIN; it will be displayed either on the device, or in the WPS section of the client’s configuration interface (see the device’s User’s Guide for how to find the WPS PIN - for the G-220 v3, see 4 Enter the client’s PIN in the AP’s configuration interface.

  • Page 43: How Wps Works

    The following figure shows a WPS-enabled client (installed in a notebook computer) connecting to a WPS-enabled access point. Chapter 3 Wireless LAN Network This device’s WPS PIN: 123456 Enter WPS PIN from other device: START START WITHIN 2 MINUTES SECURE EAP TUNNEL SSID WPA(2)-PSK COMMUNICATION ZyXEL G-220 v3 User’s Guide REGISTRAR...

  • Page 44: Example Wps Network Setup

    ZyXEL G-220 v3 User’s Guide Figure 22 How WPS works ACTIVATE ENROLLEE The roles of registrar and enrollee last only as long as the WPS setup process is active (two minutes). The next time you use WPS, a different device can be the registrar if necessary.

  • Page 45: Figure 23 Wps: Example Network Step 1

    AP1 for the WPS handshake with the new access point. However, you know that Client 2 supports the registrar function, so you use it to perform the WPS handshake instead. Chapter 3 Wireless LAN Network ZyXEL G-220 v3 User’s Guide SECURITY INFO EXISTING CONNECTION REGISTRAR...

  • Page 46: Limitations Of Wps

    ZyXEL G-220 v3 User’s Guide Figure 25 WPS: Example Network Step 3 CLIENT 1 REGISTRAR CLIENT 2 3.3.4 Limitations of WPS WPS has some limitations of which you should be aware. • WPS works in Infrastructure networks only (where an AP and a wireless client communicate).

  • Page 47: Introduction To Otist

    Setup key is used to encrypt the settings that you want to transfer. Hold in the Reset button for one or two seconds. Note: If you hold in the Reset button too long, the device may reset to the factory defaults! Chapter 3 Wireless LAN Network ZyXEL G-220 v3 User’s Guide...

  • Page 48: Wireless Client

    ZyXEL G-220 v3 User’s Guide In the web configurator, go to the Wireless LAN main screen and then select OTIST. To change the Setup key, enter zero to eight printable characters. To have OTIST automatically generate a WPA-PSK key, select the Yes check box. If you manually configured a WEP key or a WPA-PSK key and you also selected this check box, then the key you manually configured is used.

  • Page 49: Starting Otist

    OTIST-enabled AP for up to one minute. (If you manually have the wireless client search for an OTIST-enabled AP, there is no timeout; click Cancel in the OTIST progress screen to stop the search.) Chapter 3 Wireless LAN Network ZyXEL G-220 v3 User’s Guide...
  • Page 50 ZyXEL G-220 v3 User’s Guide 3 When the wireless client finds an OTIST-enabled AP, you must still click Start in the AP OTIST web configurator screen or hold in the Reset button (for one or two seconds) for the AP to transfer settings.

  • Page 51: Wireless Station Mode Configuration

    This chapter shows you how to configure your G-220 v3 in wireless station mode. See Chapter 5 on page 75 4.1 Wireless Station Mode Overview To set your G-220 v3 in wireless station mode, select Station Mode in any utility screen (refer Section 1.2.4 on page 4.1.1 ZyXEL Utility Screen Summary This section describes the ZyXEL utility screens when the G-220 v3 is in station mode.

  • Page 52: The Link Info Screen

    The following table describes the labels in this screen. Table 3 Station Mode: Link Info LABEL DESCRIPTION AP Mode Use the check box to set the G-220 v3 to operate in wireless station or access point mode. Refer to Station Mode Wireless Network Status Profile Name This is the name of the profile you are currently using.

  • Page 53: Trend Chart

    (Kbps). Signal Strength The status bar shows the strength of the signal. The signal strength is mainly depending on the antenna output power and the distance between your G-220 v3 and the AP or peer computer. Link Quality The status bar shows the quality of wireless connection. This refers to the percentage of packets transmitted successfully.

  • Page 54: The Site Survey Screen

    ZyXEL G-220 v3 User’s Guide The following table describes the labels in this screen. Table 4 Station Mode: Link Info: Trend Chart LABEL DESCRIPTION Transmit This field displays the current data transmission rate in kilobits per second (Kbps). Receive This field displays the current data receiving rate in kilobits per second (Kbps).

  • Page 55: Security Settings

    This field displays the time when the wireless device is scanned. 4.3.1 Security Settings When you configure the G-220 v3 to connect to a network with wireless security activated and the security settings are disabled on the G-220 v3, the screen varies according to the encryption method used by the selected network.

  • Page 56: Wep Encryption

    Refer to Pass Phrase Enter a passphrase of up to 63 case-sensitive printable characters. As you enter the passphrase, the G-220 v3 automatically generates four different WEP keys and displays it in the key field below. Refer to more information.

  • Page 57: Wpa-Psk/Wpa2-Psk

    Enter 29 ASCII characters (case sensitive) ranging from "a-z", "A-Z" and "0-9" (for example, MyKey111122223333444455556678) for ASCII key type. same on all wireless devices in the same wireless LAN. ASCII WEP keys are case sensitive. Section 4.3.2 on page ZyXEL G-220 v3 User’s Guide...

  • Page 58: Wpa/Wpa2

    ZyXEL G-220 v3 User’s Guide The following table describes the labels in this screen. Table 7 Station Mode: Security Setting: WPA-PSK/WPA2-PSK LABEL DESCRIPTION Encryption Type The encryption mechanisms used for WPA/WPA2 and WPA-PSK/WPA2-PSK are the same. The only difference between the two is that WPA-PSK/WPA2-PSK uses a simple common password, instead of user-specific credentials.

  • Page 59: Ieee 802.1X

    (CA). Consult your network administrator for more information. Vista. Please see Section 4.6 on page 71 information. Section 4.3.2 on page ZyXEL G-220 v3 User’s Guide for more for more for more...

  • Page 60: Figure 33 Station Mode: Security Setting: 802.1X

    ZyXEL G-220 v3 User’s Guide Note: At the time of writing this section is less functional on Windows Vista. Please Section 4.6 on page 71 security settings. Figure 33 Station Mode: Security Setting: 802.1x The following table describes the labels in this screen.

  • Page 61: Confirm Save Screen

    This field displays the channel number used by the profile. Security This field shows whether data encryption is activated (WEP (WEP or 802.1x), WPA, WPA-PSK, WPA2, WPA2-PSK) or inactive (DISABLE). Chapter 4 Wireless Station Mode Configuration Section 4.3.2 on page ZyXEL G-220 v3 User’s Guide...

  • Page 62: The Profile Screen

    G-220 v3 cannot connect to a network. If you do not configure and activate a profile, each time you start the G-220 v3, the G-220 v3 uses the default profile to connect to any available network with security disabled.

  • Page 63: Figure 35 Station Mode: Profile

    Ad-Hoc mode and the wireless security is activated. denotes that the wireless device is in Ad-Hoc mode but the wireless security is deactivated. ZyXEL G-220 v3 User’s Guide...

  • Page 64: Adding A New Profile

    Select an available wireless device in the Scan Info table and click Select, or enter the SSID of the wireless device to which you want to associate in this field manually. Otherwise, enter Any to have the G-220 v3 associate to any AP or roam between any infrastructure wireless networks.
  • Page 65 Select an available wireless device in the table and click Select to add it to this profile. Whenever you activate this profile, the G-220 v3 associates to the selected wireless network only. • If you select the Infrastructure network type in the previous screen, skip to the next step.

  • Page 66: Figure 37 Station Mode: Profile: Select A Channel

    Wireless Mode Select Mixed Mode to have the G-220 v3 connect to either an IEEE 802.11g or IEEE 802.11b wireless device. Select G Only to have the G-220 v3 connect to an IEEE 802.11g wireless device only and vice versa.

  • Page 67: Figure 38 Station Mode: Profile: Wireless Settings

    • The screen varies depending on the encryption method you select in the previous screen. The settings must be exactly the same on the APs or other peer wireless computers as they are on the G-220 v3. Refer to wireless security configuration.

  • Page 68: The Adapter Screen

    Figure 41 Station Mode: Profile: Activate the Profile 4.5 The Adapter Screen To set the advanced features on the G-220 v3, click the Adapter tab. Note: At the time of writing Transfer Rate, Preamble Types, Power Saving Mode and WMM QoS are not available on Windows Vista.

  • Page 69: Figure 42 Station Mode: Adapter

    Transfer Rate In most networking scenarios, the factory default Fully Auto setting is the most efficient and allows your G-220 v3 to operate at the highest possible transmission (data) rate. If you want to select a specific transmission rate, select one that the AP or peer wireless device supports.
  • Page 70 ZyXEL AP or wireless router. You must also activate and start OTIST on the ZyXEL AP or wireless router all within three minutes. Save Click Save to save the changes back to the G-220 v3 and return to the Link Info screen. Vista.

  • Page 71: Security Settings In Windows Vista

    4.6 Security Settings in Windows Vista When you use the G-220 v3 in Windows Vista, the procedure for setting up WPA, WPA2 and 802.1x security settings is different from that of other operating systems (other security types are not affected).

  • Page 72: Using Tls In Vista

    Note: If you are not sure what to enter, contact your network administrator. 7 Click OK. The Enter Credentials screen disappears and the G-220 v3 tries to connect to the network. The ZyXEL utility’s Link Info screen displays, showing the connection status (see Section 4.2 on page...

  • Page 73: Figure 46 Vista Security: Select Certificate

    Note: If you do not have the right certificate, or are not sure which certificate you should use, contact your network administrator. 7 Click OK. The Select Certificate screen disappears and the G-220 v3 tries to connect to the network. The ZyXEL utility’s Link Info screen displays, showing the connection status (see Section 4.2 on page...
  • Page 74 ZyXEL G-220 v3 User’s Guide Chapter 4 Wireless Station Mode Configuration...

  • Page 75: Access Point Mode Configuration

    This chapter shows you how to configure your G-220 v3 in access point mode. 5.1 Access Point Mode Introduction To set your G-220 v3 as an Access Point (AP), select AP Mode in any utility screen (refer to Section 1.2.4 on page In access point mode, your G-220 v3 functions as an access point.

  • Page 76: Additional Setup Requirements

    To bridge your wired and wireless network using the G-220 v3, the following requirements must be met: 1 The G-220 v3 must be installed on a computer connected to the wired network. 2 Either bridge the two interfaces (wireless and wired) on the computer (using the...

  • Page 77: The Configuration Screen

    DESCRIPTION Current Channel This field displays the radio channel the G-220 v3 is currently using. Transmission Rate This field displays the current transmission rate of the G-220 v3 in megabits per second (Mbps). Security This field shows whether data encryption is activated (WEP) or inactive (DISABLE).

  • Page 78: Table 17 Access Point Mode: Configuration

    Select Medium-High to set the G-220 v3’s antenna to transmit at 15-dBm. Select Medium-Low to set the G-220 v3’s antenna to transmit at 13-dBm. Select Low to set the G-220 v3’s antenna to transmit at 11-dBm. This allows for the least power consumption.

  • Page 79: The Mac Filter Screen

    Click Cancel to discard the changes. 5.4 The MAC Filter Screen The MAC Filter screen allows you to configure the G-220 v3 to give exclusive access to (Accept) devices or exclude devices from (Reject) connecting to the G-220 v3. The MAC address is assigned at the factory and consists of six pairs of hexadecimal characters, for example, 00:A0:C5:00:00:02.

  • Page 80: Figure 50 Access Point Mode: Mac Filter

    Define the filter action for the list of MAC addresses in the MAC address filter table. Select Disable to deactivate the MAC filter feature. Select Reject to block access to the G-220 v3, MAC addresses not listed will be allowed to access the G-220 v3.

  • Page 81: Chapter 6 Maintenance

    This chapter describes how to uninstall or upgrade the ZyXEL utility. 6.1 The About Screen The About screen displays driver and utility version numbers of the G-220 v3. To display the screen as shown below, click the about ( Figure 51 About The following table describes the read-only fields in this screen.

  • Page 82: Upgrading The Zyxel Utility

    2 Follow the steps in computer. 3 Restart your computer when prompted. 4 Disconnect the G-220 v3 from your computer. 5 Double-click on the setup program for the new utility to start the ZyXEL utility installation. Section 6.2 on page 81...
  • Page 83 ZyXEL G-220 v3 User’s Guide 6 Insert the G-220 v3 and check the version numbers in the About screen to make sure the new utility is installed properly. Chapter 6 Maintenance...
  • Page 84 ZyXEL G-220 v3 User’s Guide Chapter 6 Maintenance...

  • Page 85: Chapter 7 Troubleshooting

    Table 20 Troubleshooting Starting ZyXEL Utility PROBLEM CORRECTIVE ACTION Cannot start the Make sure the G-220 v3 is properly inserted and the LED(s) is on. Refer to the ZyXEL Wireless Quick Start Guide for the LED descriptions. LAN utility Use the Device Manager to check for possible hardware conflicts. Click Start, Settings, Control Panel, System, Hardware and Device Manager.

  • Page 86: Problem With The Link Quality

    Make sure that the AP and the associated computers are turned on and working properly. Make sure the G-220 v3 computer and the associated AP use the same SSID. Change the AP and the associated wireless clients to use another radio channel if interference is high.

  • Page 87: Product Specifications

    RADIO SPECIFICATIONS Media Access Protocol Frequency Channels Data Rate Appendix A Product Specifications ZyXEL G-220 v3 User’s Guide P P E N D I X Product Specifications ZyXEL G-202 802.11g Wireless USB Adapter USB 2.0 compatible IEEE 802.11b IEEE 802.11g...
  • Page 88 ZyXEL G-220 v3 User’s Guide Table 24 Product Specifications (continued) Modulation Output Power RX Sensitivity SOFTWARE SPECIFICATIONS Device Drivers Security Roaming IEEE 802.11g: 54, 48, 36, 24, 18, 12, 9, 6 Mbps (OFDM) IEEE 802.11b: 11, 5.5 Mbps (CCK), 2 Mbps (DQPSK), 1 Mbps (DBPSK) 21 dBm (max.) at 11Mbps CCK, QPSK, BPSK...

  • Page 89: Access Point Mode Setup Example

    Access Point Mode Setup Example This example uses the network sharing feature in Windows 2000 to bridge the wired and wireless network when you set the G-220 v3 in access point (AP) mode. Refer to Chapter 5 on page 75 Steps may vary depending on your Windows version.

  • Page 90: Figure 55 Windows 2000: Network And Dial-Up Connections

    ZyXEL G-220 v3 User’s Guide Figure 55 Windows 2000: Network and Dial-up Connections 4 A Properties screen displays. Click the Sharing tab and select Enable Internet Connection Sharing for this connection. Click OK. Figure 56 Windows 2000: Network Properties If there is more than one network adapter on the computer, select Enable Internet Connection Sharing for this connection and select the network adapter to which you want to share network access.

  • Page 91: Figure 57 Windows 2000: Network Properties: Select Network Adapter

    Figure 58 Windows 2000: Local Network Configuring the Wireless Station Computer Refer to Appendix E on page 111 computer(s) IP address. Appendix B Access Point Mode Setup Example ZyXEL G-220 v3 User’s Guide for more information on how to set up the wireless station...
  • Page 92 ZyXEL G-220 v3 User’s Guide Appendix B Access Point Mode Setup Example...

  • Page 93: Management With Wireless Zero Configuration

    Management with Wireless Zero This appendix shows you how to manage your G-220 v3 using the Windows XP wireless zero configuration tool. Be sure you have the Windows XP service pack 2 installed on your computer. Otherwise, you should at least have the Windows XP service pack 1 already on your computer and download the support patch for WPA from the Microsoft web site.

  • Page 94: Figure 60 Windows Xp Sp2: System Tray Icon

    DESCRIPTION The G-220 v3 is connected to a wireless network. The G-220 v3 is in the process of connecting to a wireless network. The connection to a wireless network is limited because the network did not assign a network address to the computer.

  • Page 95: Figure 62 Windows Xp Sp1: Wireless Network Connection Status

    Select a wireless network in the list and click Connect to join the selected wireless network. Figure 63 Windows XP SP2: Wireless Network Connection Appendix C Management with Wireless Zero Configuration ZyXEL G-220 v3 User’s Guide...

  • Page 96: Figure 64 Windows Xp Sp1: Wireless Network Connection Properties

    This denotes that this wireless network is your preferred network. Ordering your preferred networks is important because the G-220 v3 tries to associate to the preferred network first in the order that you specify. Refer to the section on ordering the preferred networks for detailed information.

  • Page 97: Figure 65 Windows Xp Sp2: Wireless Network Connection: Wep Or Wpa-Psk

    This denotes the wireless network is not available. Security Settings When you configure the G-220 v3 to connect to a secure network but the security settings are not yet enabled on the G-220 v3, you will see different screens according to the authentication and encryption methods used by the selected network.

  • Page 98: Figure 67 Windows Xp: Wireless (Network) Properties: Association

    This field is available only when the network use WEP encryption method and the The key is provided for me automatically check box is not selected. The key is If this check box is selected, the wireless AP assigns the G-220 v3 a key. provided for me automatically...

  • Page 99: Figure 68 Windows Xp: Wireless (Network) Properties: Authentication

    Smart Card or other Certificate. Properties Click this button to open the properties screen and configure certificates. The screen varies depending on what you select in the EAP type field. Appendix C Management with Wireless Zero Configuration ZyXEL G-220 v3 User’s Guide...

  • Page 100: Figure 69 Windows Xp: Protected Eap Properties

    ZyXEL G-220 v3 User’s Guide Table 29 Windows XP: Wireless (network) properties: Authentication (continued) LABEL DESCRIPTION Authenticate as Select this check box to have the computer send its information to the network for computer when authentication when a user is not logged on.

  • Page 101: Figure 70 Windows Xp: Smart Card Or Other Certificate Properties

    Smart Card or other Certificate Properties Figure 70 Windows XP: Smart Card or other Certificate Properties Appendix C Management with Wireless Zero Configuration obtain the certificate(s) from a certificate authority (CA). Consult your network administrator for more information. ZyXEL G-220 v3 User’s Guide...

  • Page 102: Table 31 Windows Xp: Smart Card Or Other Certificate Properties

    ZyXEL G-220 v3 User’s Guide The following table describes the labels in this screen. Table 31 Windows XP: Smart Card or other Certificate Properties LABEL DESCRIPTION Use my smart card Select this check box to use the smart card for authentication.

  • Page 103: Figure 71 Windows Xp Sp2: Wireless Networks: Preferred Networks

    Figure 72 Windows XP SP1: Wireless Networks: Preferred Networks 2 Whenever the G-220 v3 tries to connect to a new network, the new network is added in the Preferred networks table automatically. Select a network and click Move up or Move down to change it's order, click Remove to delete it or click Properties to view the security, authentication or connection information of the selected network.
  • Page 104 ZyXEL G-220 v3 User’s Guide Appendix C Management with Wireless Zero Configuration...

  • Page 105: Appendix D Wireless Security

    Finally, MD5 authentication method does not support data encryption with dynamic session key. You must configure WEP encryption keys for data encryption. Appendix D Wireless Security ZyXEL G-220 v3 User’s Guide P P E N D I X Wireless Security...

  • Page 106: Dynamic Wep Key Exchange

    ZyXEL G-220 v3 User’s Guide EAP-TLS (Transport Layer Security) With EAP-TLS, digital certifications are needed by both the server and the wireless stations for mutual authentication. The server presents a certificate to the client. After validating the identity of the server, the client sends a different certificate to the server. The exchange of certificates is done in the open before a secured tunnel is created.

  • Page 107: Table 32 Comparison Of Eap Authentication Types

    Encryption Standard (AES) in the Counter mode with Cipher block chaining Message authentication code Protocol (CCMP) to offer stronger encryption than TKIP. Appendix D Wireless Security EAP-MD5 EAP-TLS EAP-TTLS Optional None Strong Strong Easy Hard Moderate ZyXEL G-220 v3 User’s Guide PEAP LEAP Optional Strong Moderate Moderate Moderate...

  • Page 108: User Authentication

    ZyXEL G-220 v3 User’s Guide TKIP uses 128-bit keys that are dynamically generated and distributed by the authentication server. AES (Advanced Encryption Standard) is a block cipher that uses a 256-bit mathematical algorithm called Rijndael. They both include a per-packet key mixing function, a Message Integrity Check (MIC) named Michael, an extended initialization vector (IV) with sequencing rules, and a re-keying mechanism.

  • Page 109: Figure 73 Wpa-Psk Authentication

    AP and the wireless clients. Appendix D Wireless Security ZyXEL G-220 v3 User’s Guide...

  • Page 110: Figure 74 Wpa(2) With Radius Application Example

    ZyXEL G-220 v3 User’s Guide Figure 74 WPA(2) with RADIUS Application Example Security Parameters Summary Refer to this table to see what other security parameters you should configure for each Authentication Method/ key management protocol type. MAC address filters are not dependent on how you configure these security features.

  • Page 111: Setting Up Your Computer's Ip Address

    "communicate" with your network. Windows 95/98/Me Click Start, Settings, Control Panel and double-click the Network icon to open the Network window Appendix E Setting up Your Computer’s IP Address ZyXEL G-220 v3 User’s Guide P P E N D I X...

  • Page 112: Figure 75 Windows 95/98/Me: Network: Configuration

    ZyXEL G-220 v3 User’s Guide Figure 75 WIndows 95/98/Me: Network: Configuration Installing Components The Network window Configuration tab displays a list of installed components. You need a network adapter, the TCP/IP protocol and Client for Microsoft Networks. If you need the adapter: 1 In the Network window, click Add.

  • Page 113: Figure 76 Windows 95/98/Me: Tcp/Ip Properties: Ip Address

    If you do not know your DNS information, select Disable DNS. If you know your DNS information, select Enable DNS and type the information in the fields below (you may not need to fill them all in). ZyXEL G-220 v3 User’s Guide...

  • Page 114: Figure 77 Windows 95/98/Me: Tcp/Ip Properties: Dns Configuration

    ZyXEL G-220 v3 User’s Guide Figure 77 Windows 95/98/Me: TCP/IP Properties: DNS Configuration 4 Click the Gateway tab. • • 5 Click OK to save and close the TCP/IP Properties window. 6 Click OK to close the Network window. Insert the Windows CD if prompted.

  • Page 115: Figure 78 Windows Xp: Start Menu

    2 For Windows XP, click Network Connections. For Windows 2000/NT, click Network and Dial-up Connections. Figure 79 Windows XP: Control Panel 3 Right-click Local Area Connection and then click Properties. Appendix E Setting up Your Computer’s IP Address ZyXEL G-220 v3 User’s Guide...

  • Page 116: Figure 80 Windows Xp: Control Panel: Network Connections: Properties

    ZyXEL G-220 v3 User’s Guide Figure 80 Windows XP: Control Panel: Network Connections: Properties 4 Select Internet Protocol (TCP/IP) (under the General tab in Win XP) and click Properties. Figure 81 Windows XP: Local Area Connection Properties 5 The Internet Protocol TCP/IP Properties window opens (the General tab in Windows XP).

  • Page 117: Figure 82 Windows Xp: Advanced Tcp/Ip Settings

    Automatic metric check box and type a metric in Metric. Click Add. Repeat the previous three steps for each default gateway you want to add. Click OK when finished. ZyXEL G-220 v3 User’s Guide...

  • Page 118: Figure 83 Windows Xp: Internet Protocol (Tcp/Ip) Properties

    ZyXEL G-220 v3 User’s Guide • • Figure 83 Windows XP: Internet Protocol (TCP/IP) Properties 8 Click OK to close the Internet Protocol (TCP/IP) Properties window. 9 Click OK to close the Local Area Connection Properties window. 10Restart your computer (if prompted).

  • Page 119: Figure 84 Macintosh Os 8/9: Apple Menu

    2 Select Ethernet built-in from the Connect via list. Figure 85 Macintosh OS 8/9: TCP/IP 3 For dynamically assigned settings, select Using DHCP Server from the Configure: list. Appendix E Setting up Your Computer’s IP Address ZyXEL G-220 v3 User’s Guide...

  • Page 120: Figure 86 Macintosh Os X: Apple Menu

    ZyXEL G-220 v3 User’s Guide 4 For statically assigned settings, do the following: • • • • 5 Close the TCP/IP Control Panel. 6 Click Save if prompted, to save changes to your configuration. 7 Restart your computer (if prompted).

  • Page 121: Figure 87 Macintosh Os X: Network

    From the Configure box, select Manually. Type your IP address in the IP Address box. Type your subnet mask in the Subnet mask box. Type the IP address of your gateway in the Router address box if you have one. ZyXEL G-220 v3 User’s Guide...
  • Page 122 ZyXEL G-220 v3 User’s Guide Appendix E Setting up Your Computer’s IP Address...

  • Page 123: Index

    Customer Support data encryption Disclaimer driver version Dynamic WEP Key Exchange EAP Authentication EAP type Enabling OTIST Encryption Encryption Type getting started graphics icons key hardware connections Hide SSID ZyXEL G-220 v3 User’s Guide Index...
  • Page 124 ZyXEL G-220 v3 User’s Guide IEEE 802.1x 40, 59, 71 Infrastructure initialization vector (IV) Interference Statement link information 52, 76 MAC Filter MAC Filter action Message Integrity Check (MIC) 40, 107 network type Odyssey Client Manager One-Touch Intelligent Security Technology...
  • Page 125 Wireless LAN (WLAN) wireless network wireless standard 53, 87 wireless station mode configuration WLAN Index ZyXEL G-220 v3 User’s Guide Security parameters WMM (Wi-Fi MultiMedia) 40, 58, 71, 107 WPA2 40, 58, 71, 107 WPA2-Pre-Shared Key 40, 107 WPA2-PSK...

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