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ZyXEL ZyAIR G-162 User's Manual

1. Profile Info default Network Type Ad Hoc test Channel 1 testi Security Disabled test2 CPE_5632_APB test3 test4 tests Figure 3 8 Profile The following table describes the labels in this screen Table 3 8 Profile LABEL DESCRIPTION Profile List Click a column heading to sort the entries A triangle indicates ascending or descending sort order Using the ZyXEL Utility 3 13 ZyXEL G 162 User s Guide Table 3 8 Profile LABEL DESCRIPTION o Mo acl Lj denotes that the wireless device is in infrastructure mode and the wireless n security is activated ng w R LU denotes that the wireless device is in infrastructure mode but the wireless security is or deactivated ac denotes that the wireless device is in Ad Hoc mode and the wireless security is activated a denotes that the wireless device is in Ad Hoc mode but the wireless security is deactivated Profile Name This is the name of the pre configured profile SSID This is the SSID of the wireless network to which the selected profile associate Connect To use a previously saved network profile select a pre configured profile name in the table and click Connect Add To add a new profile into the table click Add Delete To delete an existing wireless network configuration select a profile in the table and click
2. Figure 3 5 Site Survey Security Settings WPA PSK The following table describes the labels in this screen Table 3 5 Site Survey Security Settings WPA PSK FIELD DESCRIPTION Encryption Type WPA uses Temporal Key Integrity Protocol TKIP to improve data encryption Pass Phrase The encryption mechanisms used for WPA and WPA PSK are the same The only difference between the two is that WPA PSK uses a simple common password instead of user specific credentials Type a passphrase from 8 to 63 case sensitive ASCII characters including spaces and symbols Save Click Save to save the changes back to G 162 and display the Link Info screen Otherwise click the close exl button to discard changes and go back to the Site Survey screen 3 8 Using the ZyXEL Utility ZyXEL G 162 User s Guide gt Authentication Type gt Login Name gt Password Validate server certificate gt TTLS Protocol ms CHAP Figure 3 6 Site Survey Security Settings WPA The following table describes the labels not previously discussed Table 3 6 Site Survey Security Settings WPA FIELD DESCRIPTION Authentication Type Select an authentication method from the drop down list Options are EAP TLS EAP TTLS and EAP PEAP Login Name Enter a user name This is the user name that you or an administrator set up on a RADIUS server Password This field is not avai
3. Chart 7 Windows XP Smart Card or other Certificate Properties LABEL DESCRIPTION Trusted Root Select a trusted certification authority from the list below Certification Authorities You must first have a wired connection to a network and obtain the certificate s from a certificate authority CA Consult your network administrator for more information View Certificate Click this button if you want to verify the selected certificate Use a different user name for the connection Select the check box to use a different user name when the user name in the smart card or certificate is not the same as the user name in the domain that you are logged on to OK Click OK to save your changes Cancel Click Cancel to leave this screen without saving any changes you may have made Ordering the Preferred Networks Follow the steps below to manage your preferred networks 1 Windows XP SP2 Click Change the order of preferred networks in the Wireless Network Connection screen see Diagram 14 The screen displays as shown Management with Wireless Zero Configuration ZyXEL G 162 User s Guide 1 Wireless Network Connection 7 Properties N General Wireless Networks Advanced Use Windows to configure my wireless network settings Available networks To connect to disconnect from or find out more information about wireless networks in range click the button below View Wir
4. Disable Windows XP Wireless LAN Configuration Tool ZyXEL G 162 User s Guide Appendix B Management with Wireless Zero Configuration This appendix shows you how to manage your G 162 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 Windows XP SP2 screen shots are shown unless otherwise specified Click the help icon d in most screens move the cursor to the item that you want the information about and click to view the help Activating Wireless Zero Configuration Make sure the Use Windows to configure my wireless network settings check box is selected in the Wireless Network Connection Properties screen Refer to Appendix A If you see the following screen refer to article 871122 on the Microsoft web site for information on starting WZC i Wireless Network Connection 7 Choose a wireless network Network Tasks Refresh network list Click an item in the list below to connect to a wireless network in range or to get more information 3 Set up a wireless network for a home or small office Related Tasks Learn about wireless Windows cannot configure this wireless connection networking If you have enabled another program to manage this wireless connection Change th
5. Wireless LAN security is vital to your network to protect wireless communication between wireless stations and the wired network The figure below shows the possible wireless security levels on your G 162 EAP Extensible Authentication Protocol is used for authentication and utilizes dynamic WEP key exchange It requires interaction with a RADIUS Remote Authentication Dial In User Service server either on the WAN or your LAN to provide authentication service for wireless stations Wi Fi Protected Unique WEP Access ESSID Encryption WPA Least Secure Most Secure Figure 2 5 Wireless LAN Security Levels 2 4 Wireless LAN Network ZyXEL G 162 User s Guide Configure the wireless LAN security using the Profile Security Settings screen If you do not enable any wireless security on your G 162 the G 162 s wireless communications are accessible to any wireless networking device that is in the coverage area 2 2 1 Data Encryption with WEP WEP Wired Equivalent Privacy encryption scrambles all data packets transmitted between the G 162 and the AP or other wireless stations to keep network communications private Both the wireless stations and the access points must use the same WEP key for data encryption and decryption There are two ways to create WEP keys in your G 162 e Automatic WEP key generation based on a password phrase called a passphrase The passphrase is case sensitive You must use the same passphrase fo
6. y LU i Ve Internet J B 8 Y q A Figure 2 7 WPA with RADIUS Application Example 2 3 Fragmentation Threshold A Fragmentation Threshold is the maximum data fragment size between 256 and 2432 bytes that can be sent in the wireless network before the G 162 will fragment the packet into smaller data frames A large Fragmentation Threshold is recommended for networks not prone to interference while you should set a smaller threshold for busy networks or networks that are prone to interference If the Fragmentation Threshold value is smaller than the RTS CTS Threshold value see previously you set then the RTS Request To Send CTS Clear to Send handshake will never occur as data frames will be fragmented before they reach RTS CTS Threshold size 2 4 RTS CTS Threshold A hidden node occurs when two stations are within range of the same access point but are not within range of each other The following figure illustrates a hidden node Both stations are within range of the access point AP or wireless gateway but out of range of each other so they cannot hear each other that is they do not know if the channel is currently being used Therefore they are considered hidden from each other Wireless LAN Network ZyXEL G 162 User s Guide ES BIS Range CTS Range Wireless AP Ro a Ce E Station zx mg M Ix lt AC A Stations cannot K 7 E
7. EAP MD5 EAP TLS EAP TTLS PEAP LEAP Mutual No Yes Yes Yes Yes Authentication Certificate Client No Yes Optional Optional No Certificate Server No Yes Yes Yes No Dynamic Key No Yes Yes Yes Yes Exchange Credential Integrity None Strong Strong Strong Moderate Deployment Easy Hard Moderate Moderate Moderate Difficulty Client Identity No No Yes Yes No Protection BB Types of EAP Authentication ZyXEL G 162 User s Guide A About ert es tee Ma Mere tac ded 4 1 About the ZyXEL Ui 4 1 Accessing the ZyXEL Utility 1 2 Add a New Profile 3 14 Authentication Mode 2 10 jvc 2 10 Shared ce ete 2 10 Automatic WEP key generation 2 5 B Basic Service Set See BSS BS Nu ecco tn cre re 2 2 C AT nee orsa Hr Id MN AA Certificate Authority ssssssss See CA Communication Problem Ad hoc 5 3 Infrastructure oooocccnnnoncnononcnononanccnonananononnnnoos 5 2 Connecting to a Network sessss 3 5 COPA eese ette ene ii Disclaimet EE ii Trademarks eet een ii Create WEP key with passphrase 3 8 3 9 3 11 CTS Clear to Send 2 9 Customer Support viii D Data encryption seesseeseeseeseesersrerrserssrsrseesse 2 5 Appendix E Index E EAP Authentication MDD dienes to dia E AA PEAP EE AA Ju PD E AA TET See itm ehe eo eeh AA Enerptton a e a an aa 2 6 A E T TE AAE 2 3 Extended Service Set See ESS F Federal Communications
8. Technology Setup Key Enter the same setup key of exactly eight ASCII characters as the ZyXEL g AP or wireless router to which you want to associate The default OTIST setup key is 01234567 If you change the OTIST setup key on the ZyXEL g AP or wireless router you must also make the same change here Start Click Start to encrypt the wireless security data using the setup key and have the ZyXEL g AP or wireless router set your G 162 to use the same wireless settings as the ZyXEL g AP or wireless router You must also activate and start OTIST on the ZyXEL g AP or wireless router at the same time See the User s Guide of your ZyXEL g AP or wireless router or the guide on OTIST for more details Save Click Save to save the changes back to G 162 Using the ZyXEL Utility 3 23 ZyXEL G 162 User s Guide Chapter 4 Maintenance This chapter describes how to uninstall or upgrade the ZyXEL Utility 4 1 The About Screen The About screen displays related version numbers of the G 162 To display the screen as shown next click the about button ZyXEL Wireless LAN Adapter Utility Copyright C 2004 ZyXEL Communications Corp All rights reserved Driver Version 6 0 0 18 Utility Version 1 0 0 Figure 4 1 About The following table describes the read only fields in this screen Table 4 1 About LABEL DESCRIPTION Driver Version This field displays the version number of the ZyXEL driv
9. 125 Mbps when connected to the ZyXEL g AP or wireless router Actual speeds attained also depend on the distance from the AP noise etc 2 1 4 Wireless Network Application Wireless LAN works in either of the two modes ad hoc and infrastructure Wireless LAN Network 2 1 ZyXEL G 162 User s Guide To connect to a wired network within a coverage area using Access Points APs set the G 162 operation mode to Infrastructure BSS An AP acts as a bridge between the wireless stations and the wired network In case you do not wish to connect to a wired network but prefer to set up a small independent wireless workgroup without an AP use the Ad hoc IBSS Independent Basic Service Set mode Ad Hoc IBSS Ad hoc mode does not require an AP or a wired network Two or more wireless stations communicate directly to each other An ad hoc network may sometimes be referred to as an Independent Basic Service Set IBSS Sa Y e gt H Ad hoc IBSS j WW Pree Figure 2 1 IBSS Example To set up an ad hoc network configure all wireless stations in ad hoc network type and use the same SSID and channel Infrastructure BSS When a number of wireless stations are connected using a single AP you have a Basic Service Set BSS Wi Wi L Deeg rr Figure 2 2 BSS Example A series of overlapping BSS and a network medium such as an Ethernet forms an Extended Service
10. Delete Edit To edit an existing wireless network configuration select a profile in the table and click Edit Profile Info The following fields display detail information of the selected profile in the Profile List table Network Type This field displays the network type Infrastructure or Ad Hoc of the profile Channel This field displays the channel number used by the profile Security This field shows whether data encryption is activated WEP WPA PSK WPA RADIUS or WPA or inactive Disabled 3 3 1 Adding a New Profile Follow the steps below to add a new profile Step 1 Click Add in the Profile screen to display the screen as shown next Click Next to continue 3 14 Using the ZyXEL Utility ZyXEL G 162 User s Guide FA 2yxEL G 162 Wireless Adapter Utility ll x e 4 Link Info Site Survey Profile Mi Adapter Confirm New Settings Scan Info gt Proftename so als T B500 3227 De cpe_5236 T CPE_5246_TI gt Net etwork Type T CPE_5632_APBridge Infrastructure Connect to an Access Point T e CPE 5666 1 C Ad Hoc Connect directly to other computers T 07 o cpe5278 1 sl Next Ext Scan 10 Copyright 2004 by ZyXEL Communications Corp Figure 3 9 Profile Add New Profile The following table describes the labels in this screen Table 3 9 Profile Add
11. Security Settings WER 3 6 Table 3 5 Site Survey Security Settings WPA PSK sss nennen ener 3 8 Table 3 6 Site Survey Security Settings WA 3 9 Table 3 7 Site Survey Security Settings SO Is 3 11 Table IB duri isis 3 13 Table 3 9 Profile Add New Profile cccccccccsesseesscesscesecesecesecaecaecaeecaeeeaeeeneeseeseeeseenseeeaeeeaeenseeeeeeenaees 3 15 Table 3 10 Profile Selecta Channel io sa 3 17 Table E E EE 3 22 Table A A DOE inc ae diese cas 2M a Dl le do osea Dr f e hat 4 1 Table 5 1 Troubleshooting Starting ZyXEL Utility Program 5 1 Table 5 2 Troubleshooting Link Quality sese 5 2 Table 5 3 Troubleshooting Communication Problems sse 5 2 xii List of Tables ZyXEL G 162 User s Guide Preface Congratulations on the purchase of your new G 162 About This User s Guide This manual provides information about the ZyXEL Wireless LAN Utility Syntax Conventions e Type or Enter means for you to type one or more characters Select or Choose means for you to use one of the predefined choices e Mouse action sequences are denoted using a comma For example click the Apple icon Control Panels and then Modem means first click the Apple icon then point your mouse pointer to Control Panels and then click Modem e Window and command choices are in Bold Times New Roman font Predefined field choices are in Bold Arial font e The ZyXEL G 162 802 11g
12. Step 5 This read only screen shows a summary of the new profile settings Verify that the settings are correct Click Save to save and go to the next screen Click Back to return to the previous screen Otherwise click Exit to go back to the Profile screen without saving Using the ZyXEL Utility 3 19 ZyXEL G 162 User s Guide F ZyXEL G 162 Wireless Adapter Utility o Link Info Site Survey Profile b Adapter 3 b Confirm New Settings gt Network Name SSID gt Network Type Infrastructure gt Channel Auto gt Security WPA PSK Em Figure 3 13 Profile Confirm New Settings Step 6 To use this network profile click the Activate Now button Otherwise click the Activate Later button Once you activate a profile the ZyXEL Utility will use that profile the next time it is started 3 20 Using the ZyXEL Utility ZyXEL G 162 User s Guide FAzyXEL G 162 Wireless Adapter Utility _ 4 Link Info Site Survey Profile Adapter O Your network has been configured successfully Activate Now Activate Later Bis Card cher Cj Copyrigh 2004 by ZyXEL Communication Figure 3 14 Profile Activate the Profile 3 4 The Adapter Screen To set advanced features on the G 162 click the Adapter tab Using the ZyXEL Utility 3 21 ZyXEL G 162 User s Guid
13. A certificate also called digital IDs can be used to authenticate users and a CA issues certificates and guarantees the identity of each certificate owner 2 2 3 WPA Wi Fi Protected Access WPA is a subset of the IEEE 802 111 security specification draft Key differences between WPA and WEP are user authentication and improved data encryption Wireless LAN Network 2 5 ZyXEL G 162 User s Guide User Authentication WPA applies IEEE 802 1x and Extensible Authentication Protocol EAP to authenticate wireless clients using an external RADIUS database Therefore if you don t have an external RADIUS server you should use WPA PSK WPA Pre Shared Key that only requires a single identical password entered into each access point wireless gateway and wireless client As long as the passwords match a client will be granted access to a WLAN Encryption WPA improves data encryption by using Temporal Key Integrity Protocol TKIP Message Integrity Check MIC and IEEE 802 1x Temporal Key Integrity Protocol TKIP uses 128 bit keys that are dynamically generated and distributed by the authentication server It includes 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 TKIP regularly changes and rotates the encryption keys so that the same encryption key is never used twice The RADIUS server distributes a Pairw
14. Configuration ZyXEL G 162 User s Guide Chart 4 Windows XP Wireless network properties Association LABEL DESCRIPTION Network Key Enter the passphrase pre shared key or WEP key The values for the keys must be set up exactly the same on all wireless devices in the same wireless LAN Confirm network key Enter the key again for confirmation Key index Select a default WEP key to use for data encryption advanced 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 162 a key provided for me automatically This is a computer to computer ad hoc network wireless access points are not used If this check box is selected you are connecting to another computer directly OK Click OK to save your changes Cancel Click Cancel to leave this screen without saving any changes you may have made Authentication Click the Authentication tab in the Wireless network properties screen to display the screen shown next The fields on this screen are grayed out when the network is in Ad Hoc mode or data encryption is disabled Management with Wireless Zero Configuration ZyXEL G 162 User s Guide Wireless properties Wireless network properties prop Association Authentication Connection
15. Info screen 3 2 2 Security Settings When you configure the G 162 to connect to a network with wireless security activated and the security settings are disabled on the G 162 the screen varies according to the encryption method used by the selected network WEP Encryption Security Settings 3 xi Confirm New Settings gt WEP 64 Bits y gt Authentication share y gt Transmit Key Figure 3 4 Site Survey Security Settings WEP The following table describes the labels in this screen Table 3 4 Site Survey Security Settings WEP LABEL DESCRIPTION WEP Select 64 Bits 128 Bits or 256 Bits to activate WEP encryption and then fill in the related fields Authentication Select an authentication method Choices are Share and Open Refer to Section 2 5 for more information 3 6 Using the ZyXEL Utility ZyXEL G 162 User s Guide Table 3 4 Site Survey Security Settings WEP LABEL DESCRIPTION Pass Phrase As you enter the passphrase the G 162 automatically generates four different WEP keys and displays it in the key field below Refer to Section 2 2 1 for more information Transmit Key Select a default WEP key to use for data encryption The key displays in the field below Key x where x is a number between 1 and 4 If you want to manually set the WEP keys enter the WEP key in the field provided If you select 64 Bits in the WEP fiel
16. Name This is the name of the profile you are currently using Network Name SSID The SSID identifies the Service Set to which a wireless station is associated This field displays the name of the wireless device to which the G 162 is associated AP MAC Address This field displays the MAC address of the wireless device to which the G 162 is associated Network Type This field displays the network type Infrastructure BSS or Ad Hoc of the wireless network Transmission Rate This field displays the current transmission rate of the G 162 in megabits per second Mbps Security This field displays whether data encryption is activated WEP WPA PSK WPA RADIUS or WPA or inactive Disabled Channel This field displays the radio channel the G 162 is currently using Statistics Transmit Rate This field displays the current data transmission rate in kilobits per second Kbps Receive Rate This field displays the current data receiving rate in kilobits per second Kbps Authentication This field displays the authentication method of the G 162 Wireless Mode This field indicates the wireless standard 802 11b or 802 11g of the wireless device This field displays G Mode B Mode or Mixed Mode Total Transmit This field displays the total number of data frames transmitted Total Receive This field displays the total number of data frames received Signal Stren
17. New Profile LABEL DESCRIPTION Profile Name Enter a descriptive name in this field SSID Select an available wireless device in the Scan Info table and click Select or enter the SSID Service Set IDentifier of the AP or the peer ad hoc computer to which you want to associate in this field To associate to an ad hoc network you must enter the same SSID as the peer ad hoc computer Otherwise leave this field blank or enter any to have the G 162 associate to or roam between any infrastructure wireless networks Network Type Select the Infrastructure radio button to associate to an AP Select the Ad Hoc radio button to associate to a peer computer Using the ZyXEL Utility 3 15 ZyXEL G 162 User s Guide Table 3 9 Profile Add New Profile LABEL DESCRIPTION Next Click Next to go to the next screen Exit Click Exit to go back to the previous screen without saving Scan Info This table displays the information of the available wireless networks within the transmission range T T A or L es D denotes that the wireless device is in infrastructure mode and the wireless security is activated 4 T denotes that the wireless device is in infrastructure mode but the wireless security is deactivated SAS denotes that the wireless device is in Ad Hoc mode and the wireless security is activated Sa denotes that the wireless device is in Ad Hoc mode but the wireless security
18. OK 4 Wireless Network Connection Properties Kl General Wireless Networks Authentication Advanced Available networks 4 SOC TEST 4 CPESW3 Preferred networks Learn about setting up wireless network confiquration Diagram 4 Windows XP SP1 Wireless Network Connection Properties Disable Windows XP Wireless LAN Configuration Tool C ZyXEL G 162 User s Guide 4 Wireless Network Connection 7 Properties JE q A MIMI General Wireless Networks Advanced Available networks To connect to disconnect from or find out more information about wireless networks in range click the button below View Wireless Networks Preferred networks Learn about setting up wireless network configuration Diagram 5 Windows XP SP2 Wireless Network Connection Properties Via the Control Panel 1 If the icon for the wireless network connection is not in the system tray click Start Control Panel and double click Network Connections Disable Windows XP Wireless LAN Configuration Tool ZyXEL G 162 User s Guide 2 Double click on the icon for wireless network connection to display a status window as shown below Wireless Network Connection 6 Status Ki General Support Connection Status Connected Duration 00 16 40 Speed 54 0 Mbps Signal Strength AT Sent x Received c Bytes 7 164 2 078 Activity Diagram 6 Windows XP SP1 Wireless Netwo
19. RNER TIER RAT SER esee dee een 2 7 Figure 2 7 WPA with RADIUS Application sample 2 8 Figure 2 8 RTS Threshold iii eet EE 2 9 Figure 3I Eink Into O NS 3 1 Figure 3 2 Link Into Trend Chartres 3 3 Figures Site UI qon rab mara Ned n t eer ME A eren o Mo end sc edet 3 4 Figure 3 4 Site Survey Security Settings WEP ooooonoconononcconanccnononacononnonananananno none REENEN 3 6 Figure 3 5 Site Survey Security Settings WPA PSK ou ec esee eene nennen nennen nrenne nennen 3 8 Figure 3 6 Site Survey Security Settings WA 3 9 Figure 3 7 Site Survey Security Settings 802 Is 3 11 Figure 3 8 ee o ieu nubere Sli des ee o cele ies oss sessi 3 13 Figure 3 9 Profile Add New Profile tio initial 3 15 Figure 3 10 Profile Selecta Channel ee endet dtd ta divis a oa 3 17 Figure 3 T Protile Wireless Settings ina eo oc pe o re deu d t e Pere dead 3 18 Figure 3 12 Profile Security Settings c aie hp seen ae aite delis e n pe Sd 3 19 Figure 3 13 Profile Confirm New Senge 3 20 Figure 3 14 Profile Activate the Profile 3 21 Figure 3515 Adapter ii ded eee UE EE 3 22 Figure O NR Rod 4 1 Figure 4 2 Confirm Uninstall eese ennemi EEEE nE ei PESE ENEE aT SEa 4 2 List of Figures xi ZyXEL G 162 User s Guide List of Table Table 1 1 ZyXEL Utility System Tray Icon enne 1 2 Table 351 Link Info 455 orti tete Aia 3 2 Table 322 Link Info Trend EA aia 3 3 Table 343 Site SUVE Ynn ee EE EE 3 4 Table 3 4 Site Survey
20. clients to use another radio channel if interference is high Troubleshooting ZyXEL G 162 User s Guide Appendix A Disable Windows XP Wireless LAN Configuration Tool Windows XP includes a configuration tool also known as Wireless Zero Configuration WZC for wireless devices Follow the steps below to disable the configuration tool in Windows XP after you install the ZyXEL Utility The screen varies depending on the version of Windows XP service pack Via the Wireless Network System Tray Icon If the network icon for wireless connections is not present in the system tray see the next section 1 Double click the network icon for wireless connections in the system tray Wireless Network Connection Wireless Network Connection 7 Wireless Speed 11 0 Mbps Signal Strength Good One or more wireless networks are available To see a list of available networks click here E Status Connected LI ir 2 19 PM Diagram 1 Windows XP System Tray Icon Disable Windows XP Wireless LAN Configuration Tool A ZyXEL G 162 User s Guide 2 Windows XP SP1 When a Wireless Network Connection window displays click Advanced Wireless Network Connection 29 The following wireless network s are available To access a wireless network select it from the list and then click Connect Available wireless networks cpe 5235 g3000 4 4 CPE 5246 Wi 4 CPE 5555 35 This wireless network requ
21. or small office i i Related Tasks TI demo Automatic c 4 Learn about wireless Unsecured wireless network anil F networking Change the order of x preferred networks amp Security enabled wireless network WPA aiii Change advanced cpe_swi_5275 settings Unsecured wireless network all CPE_5242 Unsecured wireless network all YH 100VR N 5278AB Unsecured wireless network ail v Diagram 14 Windows XP SP2 Wireless Network Connection The following table describes the icons in the wireless network list Chart 2 Windows XP SP2 Wireless Network Connection ICON DESCRIPTION p This denotes that the wireless security is activated for the wireless network Ye This denotes that this wireless network is your preferred network Ordering your preferred networks is important because the G 162 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 ai This denotes the signal strength of the wireless network Move your cursor to the icon to see details on the signal strength Management with Wireless Zero Configuration M ZyXEL G 162 User s Guide Windows XP SP1 Click Refresh to reload and search for available wireless devices within transmission range Select a wireless network in the Available networks list click Configure and set the related fields to the same security settings as
22. purchase should the product have indications of failure due to faulty workmanship and or materials ZyXEL will at its discretion repair or replace the defective products or components without charge for either parts or labor and to whatever extent it shall deem necessary to restore the product or components to proper operating condition Any replacement will consist of a new or re manufactured functionally equivalent product of equal value and will be solely at the discretion of ZyXEL This warranty shall not apply if the product is modified misused tampered with damaged by an act of God or subjected to abnormal working conditions NOTE Repair or replacement as provided under this warranty is the exclusive remedy of the purchaser This warranty is in lieu of all other warranties express or implied including any implied warranty of merchantability or fitness for a particular use or purpose ZyXEL shall in no event be held liable for indirect or consequential damages of any kind of character to the purchaser To obtain the services of this warranty contact ZyXEL s Service Center for your Return Material Authorization RMA number Products must be returned Postage Prepaid It is recommended that the unit be insured when shipped Any returned products without proof of purchase or those with an out dated warranty will be repaired or replaced at the discretion of ZyXEL and the customer will be billed for parts and labor All repaired or replac
23. sesta se tasses se tasses setas setas seen aseo 2 1 2 1 L ETE 2 1 2 1 1 ID dde Verd e ts lc Ed o e ns 2 1 2 1 2 BIER 2 1 2 1 3 Transmission Rate Transfer Rate 2 1 2 1 4 Wireless Network Application essere ener nnne 2 1 2 1 5 A ue iae etum itt AES S 2 3 2 2 Wireless LAN Security ui oem soles uk duh dou ERE PRESE NE ER Ee CERT 2 4 2 2 1 Data Encryption with WER 2 5 2 2 2 TREE 802 le tie o n C attendite o eer en RID edens 2 5 2 2 3 KEE 2 5 2 2 4 WPA PSK Application Example sese enne 2 6 2 2 5 WPA with RADIUS Application Example sees 2 7 2 3 Fragmentation Thresbold AAA 2 8 24 IRDS GIS E 2 8 25 Authentication TIE e e ie toe dete ette eee peu dra one pe eren 2 9 2 6 OTIST One Touch Intelligent Security Technologie 2 10 Chapter 3 Using the ZyXEL Utility eres eee eee eese ee eene ense ntn n etna ta seta stesse s tastes sess en ns sn seen 3 1 3 1 ThE Dink Info Sereen s eoe ee ER e 3 1 3 1 1 CSIRO a dadas 3 3 3 2 The Site SuFVEV Sereen i e Le eoe EEN 3 3 32 1 Connecting to Netwotk enean Heer eie ree eec eie dee tee det 3 5 322 Security Settings noise bee di 3 6 3 3 Ihe Profile SCFeen iuo t eT ECKE RT a teer 3 12 3 3 1 Adding a New Profile iue edes nee dete ee erede eee ede 3 14 Table of Contents ix ZyXEL G 162 User s Guide 3 4 The Adapter creta titi 3 21 ARA cnseeaavos sb eos Ceos Eoss es ass 4 1 4 1 The About EE 4 1 4 2 Uninstallin
24. the associated AP to add the selected network into the Preferred networks table Click OK to join the selected wireless network Refer to the section on security settings discussed later for more information 4 Wireless Network Connection 6 Properties KK General Wireless Networks Advanced Use Windows to configure my wireless network settings Available networks To connect to an available network click Configure i cpe swl 5275 cpe 5254 g2kplus Y 2701 Preferred networks Automatically connect to available networks in the order listed below q Zw704 A pqa 3225 p334w Learn about setting up wireless network confiquration Diagram 15 Windows XP SP1 Wireless Network Connection Properties 4 Windows XP SP2 If the wireless security is activated for the selected wireless network the Wireless Network Connection screen displays You must set the related fields in the Wireless Network Connection screen to the same security settings as the associated AP Refer to Section 0 for more information Otherwise click Cancel and connect to another wireless network without data encryption If there is no security activated for the selected wireless network a warning screen appears Click Connect Anyway if wireless security is not your concern N Management with Wireless Zero Configuration ZyXEL G 162 User s Guide Wireless Network Connection The network cpe_5236 requires a network key also called a WEP key
25. user to disconnect the equipment For their own protection users should ensure that the electrical ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas Caution Users should not attempt to make such connections themselves but should contact the appropriate electrical inspection authority or electrician as appropriate Note This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the radio interference regulations of Industry iv Information for Canadian Users ZyXEL G 162 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 e This device may not cause harmful interference e This device must accept any interference received including interference that may cause undesired operations This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to r
26. 11 ZyXEL G 162 User s Guide Table 3 7 Site Survey Security Settings 802 1x FIELD DESCRIPTION Browse This field is only available when you select EAP TLS in the Authentication Type field Click this button to display the Select Certificate screen select a certificate and click OK Validate Server Certificate Select the check box to check the certificate of the authentication server TTLS Protocol This field is only available when you select EAP TTLS in the Authentication Type field Use the drop down list box to select a TTLS protocol Options are PAP CHAP MS CHAP MS CHAP v2 and EAP PEAP Inner EAP This field is only available when you select EAP PEAP in the Authentication Type field Use the drop down list box to select a PEAP protocol Options are EAP GTC and MS CHAP v2 Save Click Save to save the changes back to G 162 and display the Link Info screen Otherwise click the close xh button to discard changes and go back to the Site Survey screen 3 3 The Profile Screen Click the Profile tab in the ZyXEL Utility program to display the Profile screen as shown next The profile function allows you to save the wireless network settings in this screen or use one of the pre configured network profiles 3 12 Using the ZyXEL Utility ZyXEL G 162 User s Guide FJ ZyXEL G 162 Wireless Adapter Utility Link Info Site Survey Profile 1 Adapter
27. 2 Troubleshooting Link Quality PROBLEM CORRECTIVE ACTION The link quality and or signal strength is poor all the time Search and connect to another AP with a better link quality using the Site Survey screen Move your computer closer to the AP or the peer computer s within the transmission range There may be too much radio interference for example microwave or another AP using the same channel around your wireless network Relocate or reduce the radio interference 5 3 Problems Communicating With Other Computers Table 5 3 Troubleshooting Communication Problems PROBLEM CORRECTIVE ACTION The G 162 computer cannot communicate with the other computer Make sure you are connected to the network A Infrastructure Make sure that the AP and the associated computers are turned on and working properly Make sure the G 162 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 Make sure that the computer and the AP share the same security option and key Verify the settings in the Profile Security Settings screen B Ad Hoc IBSS Verify that the peer computer s is turned on Make sure the G 162 computer and the peer computer s are using the same SS ID and channel Make sure that the computer and the peer computer s share the same security option and key Change the wireless
28. 5mm x D 54 5mm x H 9 3 mm RADIO SPECIFICATIONS Media Access Protocol IEEE 802 11 Frequency 2 4 2 483GHz Industrial Scientific Medical Band 1 11 Channels USA Canada Channels 1 13 Channels Europe Data Rate 802 11g OFDM 6 9 12 18 24 36 48 54 125 Mbps 802 11b 1 2 5 5 11 22 Mbps 802 119 OFDM with BPSK QPSK and 16 64 QAM sub carrier modulations Modulation 802 11b PBCC DSSS DBPSK DQPSK CCK Output Power 17 dBm typical at 11Mbps DBPSK DQPSK CCK 14 dBm typical at 54Mbps OFDM RX Sensitivity 802 11g OFDM 54 Mbps lt 68 dBm typ 69 dBM max 802 11b PBCC 22 Mbps 83 dBm typ 88 dBM max SOFTWARE SPECIFICATIONS Device Drivers Microsoft Windows 98 SE Windows 2000 Windows XP Windows ME Roaming 802 11b g compliant WEP Supports 64 bit 128 bit and 256 bit encryption ENVIRONMENTAL SPECIFICATIONS O ting 0 50 C Temperature Re Storage 30 60 C Relative Humidity 20 to 95 non condensing Product Specifications ZyXEL G 162 User s Guide Appendix D Types of EAP Authentication This appendix discusses the five popular EAP authentication types EAP MDS EAP TLS EAP TTLS PEAP and LEAP The type of authentication you use depends on the RADIUS server Consult your network administrator for more information EAP MD5 Message Digest Algorithm 5 MDS authentic
29. AA OUTS T E EA 2 10 Transmission Speed 3 22 Transmission Specds seere 2 1 P Transport Layer Security See TLS Trend Chart erm 3 3 me Kee EE Ge Troubleshooting c cU M do Communication problem with other computers Preface uo bonuses Rehd tn XV 5 2 d description vrs 3 x S Troubleshooting esses 5 1 ES Checking Hardware Conflict 5 1 Ee SES Communication problems s sseseseeeeeee 5 2 Protected EAP sees See EE 5c m ors 5 2 Radio interference eese 5 2 R Starting ZyXEL Utility e 5 1 Reel Doc rientati on auta na cis xy TEES c eto e rnnt E AA E EES 2 3 Tunneled Transport Layer Service See TTLS Example spots 2 4 RTS Request To Send 2 9 U SE ae EE ee User Authentication e 2 6 DES Tp ES HOM Nd edi ais dente 1 Using the ZyAIR Utility 3 1 Using the ZyXEL Utility sess 2 1 DD Index ZyXEL G 162 User s Guide W Wireless Network Basics ooooooooconocccoccoonconcnnnos A WPA ehi dia Ee 2 6 Wattanty E 111 WPA with RADIUS Application 2 8 Noti dos 111 WPAIPSK ie eee ie A cae E 2 6 WEB iaa 2 5 WPA PSK Application ees 2 7 WEP Data Encryption wh 2 5 WEP Kymco e eei 2 5 Z Windows XP Requirement A Wired Equivalent Privacy See WEP ZyAIR Utility Wireless LAN Parameters WEP Encrevptpon 3 8 3 9 3 11 Charnnel erben 2 1 ZyXEL Utility Net
30. Association Authentication Select this option to provide authenticated network access for wireless Ethemet networks EAP type Smart Card or other Certificate EAP type Smart Card or other Certificate v E C Authenticate as quest when user or computer information is C Authenticate as quest when user or computer information is unavailable Authenticate as computer when computer information is available unavailable Diagram 19 Windows XP Wireless network properties Authentication The following table describes the labels in this screen Chart 5 Windows XP Wireless network properties Authentication LABEL DESCRIPTION Enable IEEE This field displays whether the IEEE 802 1x authentication is active 802 1x P If the network authentication is set to Open in the previous screen you can choose to authentication disable or enable this feature for this network EAP Type Select the type of EAP authentication Options are Protected EAP PEAP and 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 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 computer information is available R Management with Wireless Zero Configuration
31. Commission FCC Interference Statement V Model Specific oooooocooniccnoccnoncconcconocnncnononononnos V Fragmentation Threshold 2 8 G Graphics Icons Key xvi H Hidden node essere 2 9 I IBSS ates esent em 2 2 Independent Basic Service Set See IBSS Information for Canadian Users iv GCautiOn rd iv lei EE IN L PEAD tidad hne BB Index ZyXEL G 162 User s Guide Lightweight Extensible Authentication Protocol S mE El BB Lini Bor osse abt s tione tede 3 1 Security Settings 802 1x 52m ter eed 3 10 M WEP Encryption coooococconocnnoonconnconoconocnnonnnos 3 6 KU NEE 3 9 IR EE AA WPAPSK cnica pai ederet 3 8 Message Digest Algorithm 5 See MD5 Security Settings oooonccncnonncncoccnncononononannnonnonos 3 6 Message Integrity Check 2 6 Service Set aio eie RE 3 2 MIC etie its See Message Integrity Check Service Set Identity sss See SSID Shared authentication mode 2 10 N A A tenerent 3 3 SSID a 2 1 3 15 E 2 2 Syntax Conventions oooooccoccocconcnnnoncnncnnnonannninnon XV Ad Hoc IBSS sss 2 2 o T Temporal Key Integrity Protocol 2 6 One Touch Intelligent Security Technology 2 10 The Adapter Screen menani 3 21 Online Registration DA ines 111 TRIP See Temporal Key Integrity Protocol Open authentication mode 2 10 TES iia
32. Link Info screen Otherwise click the close Xl button to discard changes and go back to the Site Survey screen 802 1x The following section describes how to configure IEEE802 1x security with various authentication methods 3 10 Using the ZyXEL Utility ZyXEL G 162 User s Guide gt Authentication Type gt Login Name gt Password FT Validate server certificate gt TTLS Protocol ms CHAP D Figure 3 7 Site Survey Security Settings 802 1x The following table describes the labels not previously discussed Table 3 7 Site Survey Security Settings 802 1x FIELD DESCRIPTION Authentication Type Select an authentication method from the drop down list Options are EAP TLS EAP TTLS and EAP PEAP Login Name Enter a user name This is the user name that you or an administrator set up on a RADIUS server Password This field is not available when you select EAP TLS in the Authentication Type field Enter the password associated with the user name above Certificate This field is only available when you select EAP TLS in the Authentication Type field Specify the location and name of a certificate in the Certificate field or click Browse to locate it You must first have a wired connection to a network and obtain the certificate s from a certificate authority CA Consult your network administrator for more information Using the ZyXEL Utility 3
33. Network List table to display the information of the selected wireless device Network Type This field displays the network type Infrastructure or Ad Hoc of the wireless device Channel This field displays the channel number used by each wireless device Encryption This field shows whether data encryption is activated WEP WPA PSK WPA RADIUS or WPA or inactive Disabled MAC address This field displays the MAC address of the wireless device Surveyed at This field displays the time when the wireless device is scanned 3 2 1 Connecting to a Network Follow the steps below to connect to a network using the Site Survey screen Step 1 Step 2 Click Scan to search for all available wireless networks within range To join a network either click an entry in the table to select a wireless network and then click Connect or double click an entry Step 3 If the wireless security is activated for the selected wireless network the Security Settings screen displays You must set the related fields in the Security Settings screen to the same Using the ZyXEL Utility 3 5 ZyXEL G 162 User s Guide security settings as the associated AP Refer to Section 3 2 2 for more information Otherwise click the close Xh button and connect to another wireless network without data encryption Step 4 Verify that you have successfully connected to the selected network and check the network information in the Link
34. Set ESS or infrastructure network All communication is done through the AP which relays data packets to 2 2 Wireless LAN Network ZyXEL G 162 User s Guide other wireless stations or devices connected to the wired network Wireless stations can then access resource such as the printer on the wired network AN E ge tl A e 10 H i wg sesos g enn ano jaj Pr e ise VIP ee lll OP o Z Www P E CO N ET A 1 d eege eg T wi a d A 1 Nem i E Ken A C F N d BSS 1 TB ww BSS2 A ON pa PIOS E ESS Figure 2 3 Infrastructure Network Example 2 1 5 Roaming In an infrastructure network wireless stations are able to switch from one BSS to another as they move between the coverage areas During this period the wireless stations maintain uninterrupted connection to the network This is roaming As the wireless station moves from place to place 1t is responsible for choosing the most appropriate AP depending on the signal strength network utilization or other factors The following figure depicts a roaming example When wireless station B moves to position X the G 162 in wireless station B automatically switches the channel to the one used by access point 2 in order to stay connected to the network 2 3 Wireless LAN Network ZyXEL G 162 User s Guide m 1 Ke N m Ill A EE Figure 2 4 Roaming Example 2 2 Wireless LAN Security
35. Support Representative please have the following information ready Brief description of the problem and the steps you took to solve it WORLDWIDE NORTH ort zyxel com AMERICA les zyxel GERMANY ort zyxel de les zyxel de SUPPORT E MAIL SALES E MAIL support zyxel com tw es Qzyxe info zyxel fr FRANCE SPAIN support zyxel es sales zyxel es DENMARK ort zyxel dk les zyxel NORWAY TELEPHONE FAX 886 3 578 3942 886 3 578 2439 1 800 255 4101 1 714 632 0882 1 714 632 0858 49 2405 6909 0 49 2405 6909 99 33 0 4 72 52 97 97 33 0 4 72 52 19 20 34 902 195 420 34 913 005 345 45 39 55 07 00 45 39 55 07 07 47 22 80 61 80 47 22 80 61 81 WEB SITE FTP SITE www zyxel com www europe zyxel com ftp zyxel com ftp europe zyxel com www us zyxel com ftp us zyxel com www zyxel fr www zyxel dk www zyxel no P is the prefix number you enter to make an international telephone call REGULAR MAIL ZyXEL Communications Corp 6 Innovation Road II Science Park Hsinchu 300 Taiwan ZyXEL Communications Inc 1130 N Miller St Anaheim CA 92806 2001 U S A ZyXEL Deutschland GmbH Adenauerstr 20 A2 D 52146 Wuerselen Germany ZyXEL France 1 rue des Vergers Bat 1 C 69760 Limonest France ZyXEL Communications Alejandro Villegas 33 1 28043 Madrid Spain ZyXEL Communications A S Columbusvej 5 2860 Soeborg Denmark ZyXEL Communi
36. Windows XP Users Only Y ou must disable WZC if you want to use the ZyXEL utility Refer to the appendices on how to deactivate WZC or how to use WZC to manage the G 162 1 5 Accessing the ZyXEL Utility After you install and start the ZyXEL Utility an icon for the ZyXEL Utility appears in the system tray When the ZyXEL Utility system tray icon displays the G 162 is installed properly Z LACA Figure 1 1 ZyXEL Utility System Tray Icon The color of the ZyXEL Utility system tray icon indicates the status of the G 162 Refer to the following table for details Table 1 1 ZyXEL Utility System Tray Icon COLOR DESCRIPTION Red The G 162 is not connected to a wireless network or is searching for an available wireless network Green The G 162 is connected to a wireless network Double click on the ZyXEL Wireless LAN Utility icon in the system tray to open the ZyXEL Utility The ZyXEL Utility screens are similar in all supported Microsoft Windows operating systems Screens for Windows 2000 are shown Click the icon located in the top right corner to display the on line help window 1 2 Getting Started ZyXEL G 162 User s Guide Chapter 2 Wireless LAN Network This chapter provides background information on wireless LAN network 2 1 Overview This section describes the wireless LAN network terms and applications 2 1 1 SSID The SSID Service Set Identity is a unique name shared among a
37. Wireless CardBus Card is referred to as the G 162 in this guide e The ZyXEL Wireless LAN Utility may be referred to as the ZyXEL WLAN Utility or simply as the ZyXEL Utility in this guide Related Documentation gt Support Disk Refer to the included CD for support documents and device drivers gt Quick Start Guide Our Quick Start Guide is designed to help you get your G 162 up and running right away It contains a detailed easy to follow connection diagram and information on installing your G 162 gt ZyXEL Glossary and Web Site Please refer to www zyxel com for an online glossary of networking terms and additional support documentation User Guide Feedback Help us help you E mail all User s Guide related comments questions or suggestions for improvement to techwriters zyxel com tw or send regular mail to The Technical Writing Team ZyXEL Communications Corp 6 Innovation Road Il Science Based Industrial Park Hsinchu 300 Taiwan Thank you Preface xiii ZyXEL G 162 User s Guide Graphics Icons Key el f Wireless Access Point EEE TE Computer 8 X Notebook computer r SS N eg I Wireless Signal Server NA EE Switch Router Telephone xiv Preface ZyXEL G 162 User s Guide Chapter 1 Getting Started This chapter introduces the G 162 and prepares you to use the ZyXEL Utility 1 1 About Your G 162 The G 162 is an IEEE 802 11g compliant wirel
38. ZyXEL G 162 02 11g Wireless CardBus Card User s Guide Version 2 0 January 2005 YA Networking Power ZyXEL G 162 User s Guide Copyright Copyright 02005 by ZyXEL Communications Corporation The contents of this publication may not be reproduced in any part or as a whole transcribed stored in a retrieval system translated into any language or transmitted in any form or by any means electronic mechanical magnetic optical chemical photocopying manual or otherwise without the prior written permission of ZyXEL Communications Corporation Published by ZyXEL Communications Corporation All rights reserved Disclaimer ZyXEL does not assume any liability arising out of the application or use of any products or software described herein Neither does it convey any license under its patent rights nor the patents rights of others ZyXEL further reserves the right to make changes in any products described herein without notice This publication is subject to change without notice Trademarks Trademarks mentioned in this publication are used for identification purposes only and may be properties of their respective owners ii Copyright ZyXEL G 162 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 During the warranty period and upon proof of
39. ZyXEL G 162 User s Guide Chart 5 Windows XP Wireless network properties Authentication LABEL DESCRIPTION Authenticate as guest when user or computer information is Select this check box to have the computer access to the network as a guest when a user is not logged on or computer information is not available unavailable OK Click OK to save your changes Cancel Click Cancel to close this screen without saving any changes you may have made Authentication Properties Select an EAP authentication type in the Wireless network properties Authentication screen and click the Properties button to display the following screen Protected EAP Properties Protected EAP Properties When connecting Connect to these servers Trusted Root Certification Authorities C ABA ECOM Root CA A C Autoridad Certificadora de la Asociacion Nacional del Notaria C Autoridad Certificadora del Colegio Nacional de Correduria P C Baltimore EZ by DST O Belgacom E Trust Primary CA O C amp W HKT SecureNet CA Class A Fj C amp W HKT SecureNet CA Class B lt C Do not prompt user to authorize new servers or trusted certification authorities Select Authentication Method Secured password EAP MSCHAP v2 Diagram 20 Windows XP Protcted EAP Properties C Enable Fast Reconnect Management with Wireless Zero Configuration S ZyXEL G 162 User s Guide The following table describes t
40. adio communications If this equipment does cause harmful interference to radio television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures 1 Reorient or relocate the receiving antenna 2 Increase the separation between the equipment and the receiver 3 Connect the equipment into an outlet on a circuit different from that to which the receiver is connected 4 Consult the dealer or an experienced radio TV technician for help Notice 1 Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment This product has been designed for the WLAN 2 4 GHz network throughout the EC region and Switzerland with restrictions in France Caution 1 This Transmitter must not be co located or operating in conjunction with any other antenna or transmitter Certifications Trade Name Model Number Tested To Comply Refer to the product page at www zyxel com C vin FCC standards FOR HOME OR OFFICE USE Refer to the Quick Start Guide for model specific FCC statement s and the procedure to view the product s certification s FCC Statement V ZyXEL G 162 User s Guide gt Product model and serial number Warranty Information gt gt Date you received your product gt Customer Support When contacting your Customer
41. ation is the simplest one way authentication method The authentication server sends a challenge to the wireless station The wireless station proves that it knows the password by encrypting the password with the challenge and sends back the information Password is not sent in plain text However MDS authentication has some weaknesses Since the authentication server needs to get the plaintext passwords the passwords must be stored Thus someone other than the authentication server may access the password file In addition it is possible to impersonate an authentication server as MD5 authentication method does not perform mutual authentication Finally MD5 authentication method does not support data encryption with dynamic session key You must configure WEP encryption keys for data encryption 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 This makes user identity vulnerable to passive attacks A digital certificate is an electronic ID card that authenticates the sender s identity However to implement EAP TLS you need a Certificate Authority CA to handle certificates which imposes a management overh
42. ation of the selected network Click Add to add a preferred network into the list manually X Management with Wireless Zero Configuration ZyXEL G 162 User s Guide Appendix C Product Specifications PHYSICAL SPECIFICATIONS Product Name ZyXEL G 162 802 11g Wireless CardBus Card Type 3 3V 32 bit Cardbus card Standards IEEE 802 11b IEEE 802 11g Infrastructure Network Architectures Ad Hoc Operating Frequencies 2 412 2 483GHz Operating Channels IEEE 802 11b 11 Channels North America IEEE 802 119 11 Channels North America IEEE 802 11b 13 Channels Europe IEEE 802 119 13 Channels Europe IEEE 802 11b 22 11 5 5 2 1Mbps Data Rate IEEE 802 119 125 54 48 36 24 18 12 9 6 Mbps IEEE 802 119 Orthogonal Frequency Division Multiplexing 64QAM 16QAM QPSK and BPSK Modulation IEEE 802311b PBCC Direct Sequence Spread Spectrum CCK DQPSK DBPSK Security 64 128 256 bit WEP WPA WPA PSK 802 1x Operating Temperature 0 50 degrees Centigrade Storage Temperature 30 60 degrees Centigrade Operating Humidity 20 95 non condensing Storage Humidity 20 95 non condensing Power Consumption IEEE 802 119 TX 600mA IEEE 802 11b TX 600mA RX 450mA max RX 450mA max Voltage 3 3V15 Weight lt 50g Product Specifications ZyXEL G 162 User s Guide Dimension W 11
43. cations A S Nils Hansens vei 13 0667 Oslo Norway vi Customer Support ZyXEL G 162 User s Guide SUPPORT E MAIL SALES E MAIL SWEDEN support zyxel se sales zyxel se FINLAND u TELEPHONE FAX 46 31 744 7700 46 31 744 7701 358 9 4780 8411 WEB SITE FTP SITE www zyxel se www zyxel fi REGULAR MAIL ZyXEL Communications A S Sj porten 4 41764 G teborg Sweden ZyXEL Communications Oy Malminkaari 10 00700 Helsinki Finland Customer Support vii ZyXEL G 162 User s Guide Table of Contents U Al LE ii ZyXEL Limited Warranty P coca neones iii Information for Canadian USer5 csccsccssccssscsscssscssscssscssscssssssscsecnsessssessessessssesssessnesssesssesseesseesessoess iv Federal Communications Commission FCC Interference Statement cese v C stomer SUPP OFC EE vi IN ssessouned REN xi RG dr WE xii IN EE xiii Chapter 1 Getting Started is get Seege M 1 1 1 1 About YOUKCGELOZ 4 inei it estero d ceto esten eei end 1 1 1 2 G 162 Hardware and Utility Installation eene 1 1 1 3 Configuration Methods dt dde neto ins 1 1 1 4 WindowsXP Users Only iiiter ctii etie o Ir tie HET GEES 1 2 Ld Accessing the ZYXEL Utlity lege Bee erecti er rr een 1 2 Chapter 2 Wireless LAN Network eese etes sees eren seen eren sten neta seen
44. d Enter either 10 hexadecimal digits in the range of A F a f and 0 9 for example 11AA22BB33 for HEX key type or Enter 5 ASCII characters case sensitive ranging from a z A Z and 0 9 for example MyKey for ASCII key type If you select 128 Bits in the WEP field Enter either 26 hexadecimal digits in the range of A F af and 0 9 for example 00112233445566778899AABBCC for HEX key type or Enter 13 ASCII characters case sensitive ranging from a z A Z and 0 9 for example MyKey12345678 for ASCII key type If you select 256 Bits in the WEP field Enter either 58 hexadecimal digits in the range of A F a f and 0 9 for example 00001 11122223333444455556666777788889999AAAABBBBCCCC000011 for HEX key type or Enter 29 ASCII characters case sensitive ranging from a z A Z and 0 9 for example MyKey111122223333444455556678 for ASCII key type The values for the WEP keys must be set up exactly the same on all wireless devices in the same wireless LAN ASCII WEP keys are case sensitive Save Click Save to save the changes back to G 162 and display the Link Info screen Otherwise click the close ex button to discard changes and go back to the Site Survey screen Using the ZyXEL Utility 3 7 ZyXEL G 162 User s Guide WPA PSK x Confirm New Settings gt Encryption Type TKIP D rette
45. e F4 ZyXEL G 162 Wireless Adapter Utility a xj 4 Link Info Site Survey Profile Adapter Adapter Setting Transfer Rate F ully Auto D Power Saving Mode Disabled v OTIST One Touch Intelligent Security Technology m Setup Key 01234567 Ni T E Save Gj Copyright 2004 by ZyXEL Communications Corp Figure 3 15 Adapter The following table describes the labels in this screen Table 3 11 Adapter LABEL DESCRIPTION Adapter Setting Transfer Rate Select a transmission speed from the drop down list box Choose from Fully Auto default 1 Mbps 2 Mbps 5 5 Mbps 11 Mbps 6 Mbps 9 Mbps 12 Mbps 18 Mbps 22 Mbps 24 Mbps 36 Mbps 48 Mbps 54 Mbps and 125 Mbps Your G 162 can transmit at the proprietary transmission rates of 22Mbps or up to 125 Mbps when connected to the ZyXEL g AP or wireless router Actual speeds attained also depend on the distance from the AP noise etc 3 22 Using the ZyXEL Utility ZyXEL G 162 User s Guide Table 3 11 Adapter LABEL DESCRIPTION Power Saving Mode Select Enabled to save power especially for notebook computers This forces the G 162 to go to sleep mode when itis not transmitting data When you select Disabled the G 162 will never go to sleep mode OTIST One Select this check box to enable OTIST Touch Intelligent Security
46. e order of use that software preferred networks Tf you want Windows to configure this wireless connection start the Wireless Zero i Change advanced Configuration WZC service For information about starting the WZC service see settings article 871122 in the Microsoft Knowledge Base on the microsoft com Web site Diagram 10 Windows XP SP2 WZC Not Available Management with Wireless Zero Configuration ZyXEL G 162 User s Guide Connecting to a Wireless Network 1 Double click the network icon for wireless connections in the system tray to open the Wireless Network Connection Status screen x 11 40 AM Diagram 11 Windows XP SP2 System Tray Icon The type of the wireless network icon in Windows XP SP2 indicates the status of the G 162 Refer to the following table for details Chart 1 Windows XP SP2 System Tray Icon ICON DESCRIPTION i The G 162 is connected to a wireless network The G 162 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 Si The G 162 is not connected to a wireless network 2 Windows XP SP2 In the Wireless Network Connection Status screen click View Wireless Networks to open the Wireless Network Connection screen Management with Wireless Zero Configuration ZyXEL G 162 User s Guide i Wireless Networ
47. ead EAP TTLS Tunneled Transport Layer Service EAP TTLS is an extension of the EAP TLS authentication that uses certificates for only the server side authentications to establish a secure connection Client authentication is then done by sending username and password through the secure connection thus client identity 1s protected For client authentication EAP TTLS supports EAP methods and legacy authentication methods such as PAP CHAP MS CHAP and MS CHAP v2 PEAP Protected EAP Like EAP TTLS server side certificate authentication 1s used to establish a secure connection then use simple username and password methods through the secured connection to authenticate the clients thus hiding client identity However PEAP only supports EAP methods such as EAP MD5 EAP MSCHAPv2 and EAP GTC EAP Generic Token Card for client authentication EAP GTC is implemented only by Cisco Types of EAP Authentication AA ZyXEL G 162 User s Guide LEAP LEAP Lightweight Extensible Authentication Protocol is a Cisco implementation of IEEE802 1x For added security certificate based authentications EAP TLS EAP TTLS and PEAP use dynamic keys for data encryption They are often deployed in corporate environments but for public deployment a simple user name and password pair is more practical The following table is a comparison of the features of five authentication types Comparison of EAP Authentication Types
48. ear to Send handshake If the RTS CTS Threshold value is greater than the Fragmentation Threshold value see next then the RTS Request To Send CTS Clear to Send handshake will never occur as data frames will be fragmented before they reach RTS CTS Threshold size AP E Enabling the RTS Threshold causes redundant network overhead that could negatively affect the throughput performance 2 5 Authentication Type The IEEE 802 11b standard describes a simple authentication method between the wireless stations and AP Two authentication modes are defined Open and Share Wireless LAN Network 2 9 ZyXEL G 162 User s Guide Open authentication mode is implemented for ease of use and when security is not an issue The wireless station and the AP do nof share a secret key Thus the wireless stations can associate with any AP and listen to any data transmitted plaintext Share authentication mode involves a shared secret key to authenticate the wireless station to the AP This requires you to enable the wireless LAN security and use same settings on both the wireless station and the AP 2 6 OTIST One Touch Intelligent Security Technology OTIST allows your ZyXEL g access point AP or wireless router to set the wireless adapter to use the same wireless settings as the ZyXEL g AP or wireless router The wireless adapter must also support OTIST and have OTIST enabled The following are the wireless settings t
49. ed at 11 22 20 Wireless Wireless Gj Copyright 2004 by ZyXEL Communications Corp Figure 3 3 Site Survey The following table describes the labels in this screen Table 3 3 Site Survey LABEL DESCRIPTION Available Network List The device information in bold indicates the wireless network to which the G 162 is associated Click a column heading to sort the entries A triangle indicates ascending or descending sort order Using the ZyXEL Utility ZyXEL G 162 User s Guide Table 3 3 Site Survey LABEL DESCRIPTION a ach ach denotes that the wireless device is in infrastructure mode and the wireless rz security is activated T si Wo denotes that the wireless device is in infrastructure mode but the wireless security is or deactivated a BL denotes that the wireless device is in Ad Hoc mode and the wireless security is activated L denotes that the wireless device is in Ad Hoc mode but the wireless security is deactivated SSID This field displays the SSID Service Set IDentifier of each wireless device Channel This field displays the channel number used by each wireless device Signal This field displays the signal strength of each wireless device Scan Click Scan to search for available wireless devices within transmission range Connect Click Connect to associate to the selected wireless device Site Info Click an entry in the Available
50. ed products will be shipped by ZyXEL to the corresponding return address Postage Paid This warranty gives you specific legal rights and you may also have other rights that vary from country to country Online Registration Register online at www zyxel com for free future product updates and information ZyXEL Limited Warranty iii ZyXEL G 162 User s Guide Information for Canadian Users The Industry Canada label identifies certified equipment This certification means that the equipment meets certain telecommunications network protective operation and safety requirements The Industry Canada does not guarantee that the equipment will operate to a user s satisfaction Before installing this equipment users should ensure that 1t is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection In some cases the company s inside wiring associated with a single line individual service may be extended by means of a certified connector assembly The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the
51. eless Networks Preferred networks Automatically connect to available networks in the order listed below A ZyXEL_MIS Automatic Moveup cpe 5235 Automatic Q Wireless Automatic A TI demo Automatic Add Properties Learn about setting up wireless network configuration Diagram 22 Windows XP SP2 Wireless Networks Preferred Networks Windows XP SP1 In the Wireless Network Connection Status screen click Properties and the Wireless Networks tab to open the screen as shown Management with Wireless Zero Configuration W ZyXEL G 162 User s Guide 1 Wireless Network Connection 6 Properties General Wireless Networks Advanced Use Windows to configure my wireless network settings Available networks To connect to an available network click Configure 1 cpe_swl_5275 cpe 5254 g2kplus zw 04 E Preferred networks Automatically connect to available networks in the order listed below Q Zw704 d 3225 p334 SS REESEN Learn about setting up wireless network configuration Diagram 23 Windows XP SP1 Wireless Networks Preferred Networks 2 Whenever the G 162 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 inform
52. er Utility Version This field displays the version number of the ZyXEL Utility Troubleshooting 4 1 ZyXEL G 162 User s Guide 4 2 Uninstalling the ZyXEL Utility Follow the steps below to remove or uninstall the ZyXEL Utility from your computer Step 1 Click Start Programs ZyXEL G 162 Wireless Adapter Uninstall Step 2 When prompted click OK to remove the driver and the utility software Confirm Uninstallation 3 xj Do you want to uninstall the device driver application and all its components E Cancel Figure 4 2 Confirm Uninstall Step 3 Click Finish to complete uninstalling the software Restart your computer if prompted 4 3 Upgrading the ZyXEL Utility Before you uninstall the ZyXEL Utility take note of the current network configuration To perform the upgrade follow the steps below Step 1 Download the latest version of the utility from the ZyXEL web site and save the file on your computer Step 2 Follow the steps in Section 4 2 to remove the current ZyXEL Utility from your computer Step 3 Restart your computer when prompted Step 4 After restarting refer to the procedure in the Quick Start Guide to install the new utility Step 5 Check the version numbers in the About screen to make sure the new utility is installed properly 4 2 Troubleshooting ZyXEL G 162 User s Guide Chapter 5 Troubleshooting This chapter covers potential problems and the possib
53. ess LAN adapter With the G 162 you can enjoy the wireless mobility within the coverage area The following lists the main features of your G 162 e Your G 162 can communicate with other IEEE 802 11b g compliant wireless devices e Automatic rate selection e Proprietary transmission rates of 22Mbps for 802 11b standard and up to 125 Mbps for 802 11g standard when connected to the ZyXEL g access point or wireless router 64 bit 128 bit and 256 bit WEP Wired Equivalent Privacy data encryption for network security Supports IEEE802 1x and WPA Wi Fi Protected Access Low CPU utilization allowing more computer system resources for other programs A built in antenna Driver support for Windows 98 Second Edition Windows Me Windows 2000 and Windows XP Actual speeds attained also depend on the distance from the AP noise etc 1 2 G 162 Hardware and Utility Installation Follow the instructions in the Quick Start Guide to install the ZyXEL Utility and make hardware connections 1 3 Configuration Methods To configure your G 162 use one of the following applications Wireless Zero Configuration WZC recommended for Windows XP gt ZyXEL Utility gt Odyssey Client Manager DO NOT use the Windows XP configuration tool or the Odyssey Client Manager and the ZyXEL Utility at the same time Refer to the Funk Odyssey Client documentation for more information Getting Started 1 1 ZyXEL G 162 User s Guide 1 4
54. etwork in the Preferred networks list and click Properties to view or configure security Wireless properties Association Authentication Connection Network name SSID Wireless network key This network requires a key for the following Network Authentication Shared Data encryption WEP Network key Confirm network key Key index advanced 1 PX Wireless network properties Association Authentication Network name SSID Zw T Wireless network key This network requires a key for the following Network Authentication Shared Data encryption WEP Network key Confirm network key Key index advanced 1 C This is a computer to computer ad hoc network wireless access points are not used Diagram 18 Windows XP Wireless network properties Association The following table describes the labels in this screen Chart 4 Windows XP Wireless network properties Association LABEL DESCRIPTION Network name This field displays the SSID Service Set IDentifier of each wireless network SSID Network This field automatically shows the authentication method Share Open WPA or WPA Authentication PSK used by the selected network Refer to Section 2 5 for more information Data Encryption This field automatically shows the encryption type TKIP WEP or Disable used by the selected network Management with Wireless Zero
55. g the ZyXEL Utility 4 alas eet et bed etaed ete s 4 2 4 3 Upgrading the ZyXEL Utility heated emet doe tss 4 2 Chapter 5 Egi Eege 5 1 5 1 Problems Starting the ZyXEL Utility Program 5 1 321 Problem withthe Link Status ies tote eit tte tetro iu ends 5 2 5 3 Problems Communicating With Other Computers 5 2 Appendix A Disable Windows XP Wireless LAN Configuration Tool eeeeeeeeeee eee A Appendix B Management with Wireless Zero Configuration eee eee eee eee eene eene en ntn tn etna I Appendix C Product Specifications 4 eee ee ee ee eee esee essen seen einen sensns enne tuse tuse tassa setas stessa s ennne Y Appendix D Types of EAP Authentication eerie eee eee eese eese enses tn netu neta setas tassa seta sese ta se snan AA Appendix E Index quum corn nono css CC X Table of Contents ZyXEL G 162 User s Guide List of Figures Figure 1 1 ZyXEL Utility System Tray Leon 1 2 Figure 2 IBSS Example aa ios 2 2 Figure 2 2 BSS Examples A as 2 2 Figure 2 3 Infrastructure Network Example esee enne 2 3 Figure 2 4 Roaming Example oun ter ete eet e OE Io E TS REPE E Pee v Idea 2 4 Figure 2 5 Wireless LAN Security Levels eese tenete nne nne nee nne nennen enne 2 4 Figure 2 6 WPA PSK Authentication osos ter I ENS E
56. gth This field displays the signal strength of the G 162 Trend Chart Click this button to display the real time statistics of the data rate in kilobits per second Kbps Signal Strength The status bar shows the strength of the signal Link Quality The status bar shows the quality of the signal 3 2 Using the ZyXEL Utility ZyXEL G 162 User s Guide 3 1 1 Trend Chart Trend Chart E xj Data Rate gt Transmit 6 0 kbps Receive 17 0 kbps 100000 10000 1000 SE Figure 3 2 Link Info Trend Chart The following table describes the labels in this screen Table 3 2 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 3 2 The Site Survey Screen Use the Site Survey screen to scan for and connect to a wireless network automatically Using the ZyXEL Utility 3 3 ZyXEL G 162 User s Guide FAzyxEL G 162 Wireless Adapter Utility BEE Link Info Site Survey T Profile b Adapter T d D H D D T ZyXEL MIS Network Type Infrastructure Site Information cso lab Channel 3 CPE 5246 TI Encryption WEP CPESWI 5 MAC Address 00 A0 C5 38 C0 DA Wireless Survey
57. hat the ZyXEL g AP or wireless router assigns to the wireless adapter if OTIST is enabled on both devices and the OTIST setup keys are the same gt SSID gt Security WEP or WPA PSK 2 10 Wireless LAN Network ZyXEL G 162 User s Guide Chapter 3 Using the ZyXEL Utility This chapter shows you how to configure the G 162 using the ZyXEL Utility 3 1 The Link Info Screen When the ZyXEL Utility starts the Link Info screen displays showing the current configuration and connection status of your G 162 FAzyxEL G 162 Wireless Adapter Utili E ri xj End Link Info T Site Survey T Profile bes Adapter Wireless Network Status Statistics gt Profile Name Transmit Rate 0 0 kbps gt Network Name SSID Wireless Receive Rate 1 0 kbps gt AP MAC Address 00 40 C5 99 09 7E Authentication Open gt Network Type Infrastructure Wireless Mode G Mode gt Transmission Rate 48 Mbps Total Transmit 37 Packets gt Security Disabled Total Receive 7 Packets gt Channel 6 Link Quality 46 dBm Signal Strength 0000000000 Link Quality 0000000000 10 Copyright 2004 by 2yXELCommunicalions Corp Figure 3 1 Link Info The following table describes the labels in this screen Using the ZyXEL Utility 3 1 ZyXEL G 162 User s Guide Table 3 1 Link Info LABEL DESCRIPTION Wireless Network St atus Profile
58. he labels in this screen Chart 6 Windows XP Protected EAP Properties LABEL DESCRIPTION Validate server Select the check box to verify the certificate of the authentication server certificate Connect to Select the check box and specify a domain in the field below to have your computer these servers connect to a server which resides only within this domain Trusted Root Certification Authorities Select a trusted certification authority from the list below You must first have a wired connection to a network and obtain the certificate s from a certificate authority CA Consult your network administrator for more information Do not prompt user to authorize new server or trusted Select this check box to authorize a new authentication server or trusted CA without prompting This field is available only if you installed the Windows XP server pack 2 certification authorities Select Select an authentication method from the drop down list box and click Configure to do Authentication settings Method Enable Fast Select the check box to automatically reconnect to the network without re Reconnect authentication if the wireless connection goes down OK Click OK to save your changes Cancel Click Cancel to leave this screen without saving any changes you may have made T Management with Wireless Zero Configuration ZyXEL G 162 User s Guide Smart Card or other Cert
59. ificate Properties Smart Card or other Certificate Properties KI When connecting O Use my smart card Use simple certificate selection Recommended Validate server certificate C Connect to these servers Trusted Root Certification Authorities C ABA ECOM Root CA A C Autoridad Certificadora de la Asociacion Nacional del Notarias C Autoridad Certificadora del Colegio Nacional de Correduria Pu C Baltimore EZ by DST C Belgacom E Trust Primary CA C C amp W HKT SecureNet CA Class A C C amp W HKT SecureNet CA Class B TT C amp W HKT SecureNet CA Root v lt amp View Certificate C Use a different user name for the connection Diagram 21 Windows XP Smart Card or other Certificate Properties The following table describes the labels in this screen Chart 7 Windows XP Smart Card or other Certificate Properties LABEL DESCRIPTION Use my smart Select this check box to use the smart card for authentication card Use a certificate Select this check box to use a certificate on your computer for authentication on this computer Validate server Select the check box to check the certificate of the authentication server certificate Connect to Select the check box and specify a domain in the field below to have your computer these servers connect to a server which resides only within this domain Management with Wireless Zero Configuration U ZyXEL G 162 User s Guide
60. ires the use of a network key WEP To access this network type the key then click Connect Network key Enable IEEE 802 1 authentication for this network If you are having difficulty connecting to a network click Advanced me Diagram 2 Windows XP SP1 Wireless Network Connection Windows XP SP2 When a Wireless Network Connection window displays click Change advanced settings under Related Tasks and then the Wireless Networks tab 1 Wireless Network Connection 7 Network Tasks Refresh network list 3 Set up a wireless network for a home or small office Related Tasks UD Learn about wireless metworking tte Change the order of prefe petworks US Y change advanced settings Choose a wireless network Click an item in the list below to connect to a wireless network in range or to get more information Unsecured wireless network VH 100VR N 5278AB Unsecured wireless network CPE 5242 Unsecured wireless network CPE 5243 B500 Unsecured wireless network cpe 5236 amp Security enabled wireless network WPA CPE 5257 02 amp Security enabled wireless network WPA Diagram 3 Windows XP SP2 Wireless Network Connection Disable Windows XP Wireless LAN Configuration Tool ZyXEL G 162 User s Guide 3 Inthe Wireless Network Connection Properties window make sure the Use Windows to configure my wireless network settings check box is not selected Click
61. is deactivated SSID This field displays the SSID Service Set IDentifier of each wireless device Scan Click Scan to search for available wireless devices within transmission range Select Select an available wireless device in the table and click Select to add it to this profile Whenever you activate this profile the G 162 associates to the selected wireless network only Step 2 If you select the Infrastructure network type in the previous screen skip to Step 3 If you select the Ad Hoc network type in the previous screen a screen displays as follows Select a channel number and click Next to continue 3 16 Using the ZyXEL Utility ZyXEL G 162 User s Guide FA 2yXEL G 162 Wireless Adapter Utility lol xl o f LinkiInfo Site Survey Profile T Adapter Confirm New Settings gt Channel 1 X Back Next Exit 0 Copyright 2004 by ZyXEL Communications Corp Figure 3 10 Profile Select a Channel The following table describes the labels in this screen Table 3 10 Profile Select a Channel LABEL DESCRIPTION Channel Select a channel number from the drop down list box To associate to an ad hoc network you must use the same channel as the peer computer Step 3 If you select Infrastructure network type in the first screen select WEP WPA PSK WPA or 802 1x from the drop down l
62. ise Master Key PMK key to the AP that then sets up a key hierarchy and management system using the pair wise key to dynamically generate unique data encryption keys to encrypt every data packet that is wirelessly communicated between the AP and the wireless clients This all happens in the background automatically The Message Integrity Check MIC is designed to prevent an attacker from capturing data packets altering them and resending them The MIC provides a strong mathematical function in which the receiver and the transmitter each compute and then compare the MIC If they do not match it is assumed that the data has been tampered with and the packet is dropped By generating unique data encryption keys for every data packet and by creating an integrity checking mechanism MIC TKIP makes it much more difficult to decode data on a Wi Fi network than WEP making it difficult for an intruder to break into the network The encryption mechanisms used for WPA and WPA PSK are the same The only difference between the two is that WPA PSK uses a simple common password instead of user specific credentials The common 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 use consistent single alphanumeric password 2 2 4 WPA PSK Application Example A WPA PSK application looks as follows Step 1 First enter identical passwords into the AP and all wi
63. ist box to enable data encryption If you select Ad Hoc network type in the first screen you can only use WEP encryption method Otherwise select Disabled to allow the G 162 to communicate with the access points or other peer wireless computers without any data encryption and skip to Step 5 Using the ZyXEL Utility 3 17 ZyXEL G 162 User s Guide F4 ZyXEL G 162 Wireless Adapter Utility Lad Link Info Site Survey Profile Adapter Confirm New Settings gt Encryption Method Disabled D Figure 3 11 Profile Wireless Settings Step 4 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 162 Refer to Section 3 2 2 for detailed information on wireless security configuration 3 18 Using the ZyXEL Utility ZyXEL G 162 User s Guide F42yXEL G 162 Wireless Adapter Utility Link Info Site Survey Profile Adapter Confirm New Settings gt Encryption Type TKIP D fs Card i EE Figure 3 12 Profile Security Settings
64. k Connection 6 Status PR General 5 upport Connection Status Connected Network Zw70 1 00 01 56 48 0 Mbps Duration Speed Signal Strength aii Activity Sent eT Received D ES c 1 300 1 676 Disable U View Wireless Networks E Ld Close Diagram 12 Windows XP SP2 Wireless Network Connection Status Windows XP SP1 In the Wireless Network Connection Status screen click Properties and the Wireless Networks tab to open the Wireless Network Connection Properties screen Management with Wireless Zero Configuration ZyXEL G 162 User s Guide Wireless Network Connection 6 Status E General Support Connection Status Connected Duration 01 18 28 Speed 48 0 Mbps Signal Strenath anll Sent x Received Bytes 2818 0 Activity i Eropettes y Diagram 13 Windows XP SP1 Wireless Network Connection Status 3 Windows XP SP2 Click Refresh network list to reload and search for available wireless devices within transmission range Select a wireless network in the list and click Connect to join the selected wireless network L Management with Wireless Zero Configuration ZyXEL G 162 User s Guide Wireless Network Connection 7 Network Tal Choose a wireless network Refresh network list Click an item in the list below to connect to a wireless network in range or to get more information 2 Set up a wireless network d Wireless Connected g For a home
65. lable when you select EAP TLS in the Authentication Type field Enter the password associated with the user name above Using the ZyXEL Utility 3 9 ZyXEL G 162 User s Guide Table 3 6 Site Survey Security Settings WPA FIELD DESCRIPTION Certificate This field is only available when you select EAP TLS in the Authentication Type field Specify the location and name of a certificate in the Certificate field or click Browse to locate it You must first have a wired connection to a network and obtain the certificate s from a certificate authority CA Consult your network administrator for more information Browse This field is only available when you select EAP TLS in the Authentication Type field Click this button to display the Select Certificate screen select a certificate and click OK Validate Server Certificate Select the check box to check the certificate of the authentication server TTLS Protocol This field is only available when you select EAP TTLS in the Authentication Type field Use the drop down list box to select a TTLS protocol Options are PAP CHAP MS CHAP MS CHAP v2 and EAP PEAP Inner EAP This field is only available when you select EAP PEAP in the Authentication Type field Use the drop down list box to select a PEAP protocol Options are EAP GTC and MS CHAP v2 Save Click Save to save the changes back to G 162 and display the
66. le remedies After each problem description some instructions are provided to help you to diagnose and to solve the problem 5 1 Problems Starting the ZyXEL Utility Program Table 5 1 Troubleshooting Starting ZyXEL Utility Program PROBLEM CORRECTIVE ACTION Cannot start the ZyXEL Wireless LAN Utility Make sure the G 162 is properly inserted and the LED s is on Refer to the Quick Start Guide for the LED descriptions Use the Device Manager to check for possible hardware conflicts Click Start Settings Control Panel System Hardware and Device Manager Verify the status of the G 162 under Network Adapter Steps may vary depending on the version of Windows Install the G 162 in another computer If the error persists you may have a hardware problem In this case you should contact your local vendor The ZyXEL Utility icon does not display If you install the Funk Odyssey Client software on the computer uninstall remove both the Funk Odyssey Client software and ZyXEL utility and then install the ZyXEL utility again after restarting the computer If you use the Windows XP configuration tool and the ZyXEL Utility to configure the G 162 at the same time the ZyXEL Utility icon does not display You need to disable the Windows XP configuration tool refer to Appendix A for more information Troubleshooting 5 1 ZyXEL G 162 User s Guide 5 2 Problem with the Link Status Table 5
67. ll wireless devices in a wireless network Wireless devices must have the same SSID to communicate with each other 2 1 2 Channel A radio frequency used by a wireless device is called a channel 2 1 3 Transmission Rate Transfer Rate The G 162 provides various transmission data rate options for you to select Options include Fully Auto 1 Mbps 2 Mbps 5 5 Mbps 11 Mbps 6 Mbps 9 Mbps 12 Mbps 18 Mbps 22 Mbps 24 Mbps 36 Mbps 48 Mbps 54 Mbps and 125 Mbps In most networking scenarios the factory default Fully Auto setting proves the most efficient This setting allows your G 162 to operate at the maximum transmission data rate When the communication quality drops below a certain level the G 162 automatically switches to a lower transmission data rate Transmission at lower data speeds is usually more reliable However when the communication quality improves again the G 162 gradually increases the transmission data rate again until it reaches the highest available transmission rate Y ou can select any of the above options If you wish to balance speed versus reliability select 54 Mbps in a networking environment where you are certain that all wireless devices can communicate at the highest transmission data rate 1 Mbps or 2 Mbps are used often in networking environments where the range of the wireless connection is more important than speed Your G 162 can transmit at the proprietary transmission rates of 22Mbps or up to
68. on Wireless Station A hear each other Wireless Station B e wm wm een They can hear the AP Figure 2 8 RTS Threshold When station A sends data to the AP it might not know that the station B is already using the channel If these two stations send data at the same time collisions may occur when both sets of data arrive at the AP at the same time resulting in a loss of messages for both stations RTS CTS Threshold is designed to prevent collisions due to hidden nodes An RTS CTS Threshold defines the biggest size data frame you can send before an RTS Request To Send CTS Clear to Send handshake is invoked When a data frame exceeds the RTS CTS Threshold value you set between 0 to 2432 bytes the station that wants to transmit this frame must first send an RTS Request To Send message to the AP for permission to send it The AP then responds with a CTS Clear to Send message to all other stations within its range to notify them to defer their transmission It also reserves and confirms with the requesting station the time frame for the requested transmission Stations can send frames smaller than the specified RTS CTS Threshold directly to the AP without the RTS Request To Send CTS Clear to Send handshake You should only configure RTS CTS Threshold if the possibility of hidden nodes exists on your network and the cost of resending large frames is more than the extra network overhead involved in the RTS Request To Send CTS Cl
69. or WPA key A network key helps prevent unknown intruders From connecting to this network Type the key and then click Connect Network key eecccece Confirm network key ecccccce Connect Cancel Diagram 16 Windows XP SP2 Wireless Network Connection WEP or WPA PSK Wireless Network Connection You are connecting to the unsecured network CPE 5242 Information sent over this network is not encrypted and might be visible to other people Connect Anyway Cancel Diagram 17 Windows XP SP2 Wireless Network Connection No Security 5 Verify that you have successfully connected to the selected network and check connection status in the wireless network list or the connection icon in the Preferred networks or Available networks list The following table describes the connection icons Chart 3 Windows XP Wireless Networks ICON DESCRIPTION i This denotes the wireless network is an available wireless network Li This denotes the G 162 is associated to the wireless network A This denotes the wireless network is not available Security Settings When you configure the G 162 to connect to a secure network but the security settings are not yet enabled on the G 162 you will see different screens according to the authentication and encryption methods used by the selected network Management with Wireless Zero Configuration O ZyXEL G 162 User s Guide Association Select a n
70. r all WLAN adapters with this feature in the same WLAN For WLAN adapters without the passphrase feature you can still take advantage of this feature by writing down the four automatically generated WEP keys from the Security Settings screen of the ZyXEL Utility and entering them manually as the WEP keys in the other WLAN adapter s e Enter the WEP keys manually Your G 162 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 2 2 2 IEEE 802 1x The IEEE 802 1x standard outlines enhanced security methods for both the authentication of wireless stations and encryption key management Authentication can be done using an external RADIUS server EAP Authentication EAP Extensible Authentication Protocol is an authentication protocol that runs on top of the IEEE802 1x transport mechanism in order to support multiple types of user authentication By using EAP to interact with an EAP compatible RADIUS server an access point helps a wireless station and a RADIUS server perform authentication The type of authentication you use depends on the RADIUS server and an intermediary AP s that supports IEEE802 1x The G 162 supports EAP TLS EAP TTLS and EAP PEAP Refer to the Types of EAP Authentication appendix for descriptions For EAP TLS authentication type you must first have a wired connection to the network and obtain the certificate s from a certificate authority CA
71. reless clients The Pre Shared Key PSK must consist of between 8 and 63 ASCII characters including spaces and symbols Step 2 The AP checks each client s password and only allows it to join the network if it matches its password Step 3 The AP derives and distributes keys to the wireless clients 2 6 Wireless LAN Network ZyXEL G 162 User s Guide Step 4 The AP and wireless clients use the TKIP encryption process to encrypt data exchanged between them PSK O y n unc w Figure 2 6 WPA PSK Authentication 2 2 5 WPA with RADIUS Application Example You need the IP address of the RADIUS server its port number default is 1812 and the RADIUS shared secret A WPA application example with an external RADIUS server looks as follows A is the RADIUS server DS is the distribution system Step 1 Step 2 Step 3 The AP passes the wireless client s authentication request to the RADIUS server The RADIUS server then checks the user s identification against its database and grants or denies network access accordingly The RADIUS server distributes a Pairwise Master Key PMK key to the AP that then sets up a key hierarchy and management system using the pair wise key to dynamically generate unique data encryption keys to encrypt every data packet that is wirelessly communicated between the AP and the wireless clients Wireless LAN Network 2 7 ZyXEL G 162 User s Guide Y e
72. rk Connection Status i Wireless Network Connection 6 Status General Support Connection Status Connected Network Z2w70 1 Duration 00 01 56 Speed 48 0 Mbps Signal Strength antl Activity D c9 Received 1 676 Disable View Wireless Networks Diagram 7 Windows XP SP2 Wireless Network Connection Status Disable Windows XP Wireless LAN Configuration Tool E ZyXEL G 162 User s Guide 3 Click Properties and click the Wireless Networks tab 4 Inthe Wireless Network Connection Properties window make sure the Use Windows to configure my wireless network settings check box is not selected Click OK Wireless Network Connection Properties KO General Wireless Networks Authentication Advanced Available networks Ian i SOC TEST i CPESW3 Preferred networks Learn about setting up wireless network configuration Diagram 8 Windows XP SP1 Wireless Network Connection Properties F Disable Windows XP Wireless LAN Configuration Tool ZyXEL G 162 User s Guide Wireless Network Connection 7 Properties KU E General Wireless Networks Advanced Ayailable networks To connect to disconnect from or find out more information about wireless networks in range click the button below View Wireless Networks Preferred networks Learn about setting up wireless network configuration Diagram 9 Windows XP SP2 Wireless Network Connection Properties
73. work Type eee 2 2 Before you upgrade s es 4 2 SD 2 1 E cart ts 3 1 Transfer Rate eme 2 1 Remo Me tg Aer n ib 4 2 Transmission Rate 2 1 Trend Cliatt s eene 3 3 Wireless LAN Security sese 2 4 techn sch eee 4 2 Data Encryption with WEP 2 5 ZyXEL Utility Maintenance 4 1 Index EE

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