ZyXEL ZyAIR AG-225H Manual do Utilizador

ZyXEL AG-225H User’s Guide ZyXEL AG-225H 802.11a/b/g Wi-Fi Finder & USB Adapter User's Guide Version 2.1 September 2005

ZyXEL AG-225H User’s Guide x Preface Preface Congratulations on the purchase of your new

Graphics Icons Key Wireless Access Point Computer Notebook computer Server Modem Wireless Signal Telephone Switch Router

Getting Started 1-1 Chapter 1• • • • • • • • • • Getting Started This chapter introduces the ZyXEL AG-225H and prepares you to use the ZyXEL Utili

ZyXEL AG-225H User’s Guide 1.3 LCM Description Security Information WEP security is enabled. WPA security is enabled. Wireless security is

After completing the installation procedure, a Z icon as shown below will automatically appear in the lower right tray bar. Double-clicking on the

ZyXEL AG-225H User’s Guide 1.6.1 Network This page shows how the network is presently configured: network mode, information on the connected AP, TCP/I

1.6.2 Profile This page is used to manage connections with Access Points. You can create different configuration profiles for connections with differe

ZyXEL AG-225H User’s Guide 1) Click on [Add] and the following screen will appear. 2) On this screen you will insert some basic settings for your

then click on [Add to Profile]. If the access point you choose has encryption enabled, a window will pop up reminding you to enter the encryption inf

ZyXEL AG-225H User’s Guide ii Copyright Copyright Copyright ©2005 by ZyXEL Communications Corporation The contents of this publication may not be rep

ZyXEL AG-225H User’s Guide Remove To remove a profile from the “Profile List” select it and then click on [Remove]. Apply If you want to change the cu

Basic Settings: In this page, you can verify the name of the current profile. [Profile Name] Allows you to change the name of the current profile. [N

ZyXEL AG-225H User’s Guide Advanced Settings: This screen allows you to make changes to the default ways the adapter operates including advanced 802.

WLAN Security: This screen allows you to configure the security settings of your wireless LAN. Security Mode 1) Disabled All data sent between the AP

ZyXEL AG-225H User’s Guide We recommend you use WPA-PSK or WPA2-PSK whenever possible. TCP/IP: This allows you to change your TCP/IP settings. [Use

1.6.3 Site Survey This page shows a list of SSIDs in your vicinity. Information regarding each SSID is also shown: SSID, mode, signal strength, channe

ZyXEL AG-225H User’s Guide Selecting a network from the [Available Networks] list will enable the [Detail Info], [Connect] and [Add to profile] butto

Connect [Connect] will immediately connect you with the selected network. Add to profile [Add to profile] will have the same effect as clicking on [A

ZyXEL AG-225H User’s Guide 1.6.4 Options In this page you can configure the behavior of the ZyXEL utility. Let Windows manage this wireless adapter –

1.6.5 Version Software and Hardware information of the current client device. 1.7 ZyAIR Modes You can set your ZyAIR to operate in either wireless st

ZyXEL Limited Warranty iii ZyXEL Limited Warranty ZyXEL warrants to the original end user (purchaser) that this product is free from any defects in

ZyXEL AG-225H User’s Guide 1.7.1 Change ZyAIR Modes You may change between the modes; select either the Station Mode or AP Mode option in the ZyXEL U

WLAN Networking 2-1 Chapter 2 Wireless LAN Networking This chapter provides background information on general wireless LAN networking technology

ZyXEL AG-225H User’s Guide Ad-Hoc (IBSS) Ad-hoc mode does not require an AP or a wired network. Two or more wireless stations communicate directly to

Figure 2-3 Infrastructure Network Example Access Point Mode The following figure depicts a network example in which you set the ZyAIR in access point

ZyXEL AG-225H User’s Guide The following figure depicts a roaming example. When wireless station B moves to position X, the ZyXEL AG-225H in wireless

Figure 2-6 Wireless LAN Security Levels Configure the wireless LAN security using the Profile Security Settings screen. If you do not enable any wire

ZyXEL AG-225H User’s Guide with an EAP-compatible RADIUS server, an access point helps a wireless station and a RADIUS server perform authentication.

password approach makes WPA-PSK susceptible to brute-force password-guessing attacks but it’s still an improvement over WEP as it employs an easier-to

ZyXEL AG-225H User’s Guide data encryption keys to encrypt every data packet that is wirelessly communicated between the AP and the wireless clients.

they do not know if the channel is currently being used. Therefore, they are considered hidden from each other. Figure 2-9 RTS Threshold When statio

ZyXEL AG-225H User’s Guide iv FCC Statement Federal Communications Commission (FCC) Interference Statement This equipment has been tested and found t

ZyXEL AG-225H User’s Guide 2-10 WLAN Networking Open authentication mode is implemented for ease-of-use and when security is not an issue. The wirele

WLAN Networking 3-1 Chapter 3 Access Point Mode Configuration This chapter shows you how to configure your ZyAIR in access point mode. 3.1 Introd

ZyXEL AG-225H User’s Guide Profile LABEL DESCRIPTION Status SSID This field displays the name that identifies your ZyAIR in the wireless LAN networ

WLAN Networking 3-3 Profile LABEL DESCRIPTION RX Frame This field shows the number of frame when receiving MAC Address This field displays the M

ZyXEL AG-225H User’s Guide Explanation of each button in this page is shown below. Add Clicking on this button enables you to create a new profile. Th

d. [Wireless Mode]: Set the operating frequency depending on your geographical region. e. [Channel]: Set the operating channel depending on your geo

ZyXEL AG-225H User’s Guide b. See 3.3.2 MAC Filter Screen c. Click [Next]. The following screen will appear. 3-6 WLAN Networking

4) Final Step a. Uncheck the box [Apply this profile now] if you do not want to activate this profile at this time. b. Click [Save] to complete th

ZyXEL AG-225H User’s Guide 3.3.2 The MAC Filter The MAC Filter screen allows you to configure the ZyAIR to give exclusive access to (Accept) devices

WLAN Networking 3-9 Filter MAC Address 1-15 Specify the MAC address(es) of the wireless station(s) that is allowed or denied association to the Zy

Customer Support v Customer Support When contacting your Customer Support Representative, please have the following information ready: ! Product mo

ZyXEL AG-225H User’s Guide 3.3.3 Version Software, Hardware and Status information of the current Access Point Mode. 3-10 WLAN Networking

Maintenance 4-1 Chapter 4 Maintenance This chapter describes how to uninstall or upgrade the ZyXEL Utility. 4.1 The Version Screen The Version scre

ZyXEL AG-225H User’s Guide About LABEL DESCRIPTION Package Version This field displays the version number of the combination driver/utility package.

Maintenance 4-3 4.3 Upgrading the ZyXEL Utility Before you uninstall the ZyXEL Utility, take note of the current network configuration. To perform

Wireless Security 5-1 Chapter 5 Configuring Wireless Security This chapter covers the configuration of security options in the ZyXEL Utility. 5.1

ZyXEL AG-225H User’s Guide 2. Put a check mark next to [Using Static WEP] 3. Click [Config]. You will then see the screen below. 4. [WEP Method]

Manual Input (Hexadecimal): You generate your own WEP Key using hexadecimal characters (10 characters for 64-bit, 26 characters for 128-bit, 58 charac

ZyXEL AG-225H User’s Guide 5.4 Configuring WPA2-PSK 1. Select [WPA2-PSK] under [Security Mode]. 2. Select [Encryption method]. You can choose betw

Troubleshooting 6-1 Chapter 6 Troubleshooting This chapter covers potential problems and possible remedies. After each problem description, some ins

ZyXEL AG-225H User’s Guide vi FCC Statement SUPPORT E-MAIL TELEPHONE1 WEB SITE METHOD LOCATION SALES E-MAIL FAX FTP SITE REGULAR MAIL support@zyx

ZyXEL AG-225H User’s Guide 6-2 Troubleshooting 6.3 Problems Communicating With Other Computers Table 6-3 Troubleshooting Communication Problems PRO

ZyXEL AG-225H User’s Guide vii Table of Contents Table of Contents Copyright...

ZyXEL AG-225H User’s Guide 2.2.1 Data Encryption with WEP.......

Table Of Contents ix 6.4 Problem Connecting to an Access Point.....................