Manuale d’uso / di manutenzione del prodotto NWD-170N del fabbricante ZyXEL Communications
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NWD-170N Draf t 802.1 1n Wireless CardBus Card User ’ s Guide V ersion 1.00 Edition 1 9/2006.
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ZyXEL NWD-170N User ’s Guide Copyright 3 Copyright Copyright © 2006 by ZyXEL Communications Corporat ion. The contents of this publication may not be reprod uced in any part or as a whole, tran scr.
ZyXEL NWD-170N User’s Guide 4 Certifications Certifications Federal Communications Commissi on (FCC) Interference St atement The device complies with Part 15 of FCC rules. Operation is subject to the following two conditions: • This device may not cause harmful interference.
ZyXEL NWD-170N User ’s Guide Certifications 5 • The device complies with FCC RF radiation ex posure limits set fort h for an uncontro lled environment, under 47 CFR 2.1093 paragraph (d)(2). End users must follow the specific operating instructions for sa tisfying RF exposure compliance.
ZyXEL NWD-170N User’s Guide 6 Safety Warnings Safety W arnings For your safety , be sure to read and fo llow all warning notices and instructions. • Do NOT use this product near water , for exam ple, in a wet baseme nt or near a swimming pool. • Do NOT expose your device to dampness, dust or corrosive liquids.
ZyXEL NWD-170N User ’s Guide ZyXEL Limited Warranty 7 ZyXEL Limited W arranty ZyXEL warrants to the original en d user (purchaser) that this product is free from any defects in materials or workmansh ip for a period of up to tw o years from the date of purchase .
ZyXEL NWD-170N User’s Guide 8 Customer Suppo rt Customer Support Please have the following information r eady when you contact customer support. • Product model and serial number . • W arranty Information. • Date that you received your de vice.
ZyXEL NWD-170N User ’s Guide Customer Support 9 +” is the (prefix) number you enter to make an interna tional telephone call. NORWAY support@zyxel.no +47-22-80-61-80 www .zyxel.no ZyXEL Communications A/S Nils Hansens vei 13 0667 Oslo Norway sales@zyxel.
ZyXEL NWD-170N User’s Guide 10 Customer Suppo rt.
ZyXEL NWD-170N User ’s Guide Table of Contents 11 T able of Content s Copyright ............................. ............................................................... ...................... 3 Certifications ....................... ...........
ZyXEL NWD-170N User’s Guide 12 Table of Contents 3.2.1.2 IEEE 802.1x .............. ................................ ................. ............ ......... 33 3.2.1.3 WP A and WP A2 ............................ ............ ................. .....
ZyXEL NWD-170N User ’s Guide List of Figure s 13 List of Figures Figure 1 The NWD-170N .......................... ............. ................ ............. ................ ... 19 Figure 2 Application: Infrastructure ... ................ ........
ZyXEL NWD-170N User’s Guide 14 List of Figures Figure 39 Windows XP SP2: System Tray Icon . ................ ................. ................ ... 60 Figure 40 Windows XP SP2: Wireless Network Connection S tatus ....................... 60 Figure 41 Windows XP SP1: Wireless Network Connection S tatus .
ZyXEL NWD-170N User ’s Guide List of Tables 15 List of T ables T able 1 External View ..... ................ ............. ................ ............. ................ ............. 19 T able 2 NWD-170N LEDs .................... .................
ZyXEL NWD-170N User’s Guide 16 List of Tables.
ZyXEL NWD-170N User ’s Guide Preface 17 Preface Congratulations on your p urchase of the NWD-170N Draft 802.1 1n W ireless CardBus Card. Y our NWD-170N plugs into a PCMCIA slot on your computer and allows you to access wireless networks. Y our NWD-170N is easy to install and configure.
ZyXEL NWD-170N User’s Guide 18 Preface Graphics Icons Key Wireless Access Point Computer Notebook Computer Server Modem or Router Wireless Signal Internet Cloud.
ZyXEL NWD-170N User ’s Guide Chapter 1 Getting Started 19 C HAPTER 1 Getting S t arted This chapter introduces the NWD-170N and prepares you to use the ZyXEL utility . The ZyXEL utility is a tool that helps you configure your NWD-170N. 1.1 About Y our NWD-170N The NWD-170 N is an IEEE 802.
ZyXEL NWD-170N User’s Guide 20 Chapter 1 Getting Started The following table describ es the operation of the PWR and LINK LEDs on the device. 1.2 Application Overview This section describes some network applicatio ns for the NWD-170N.
ZyXEL NWD-170N User ’s Guide Chapter 1 Getting Started 21 Figure 2 Application: Infrastructure 1.2.0.2 Ad-Hoc T o set up a small indepe ndent wireless workgroup without an AP , use Ad-Hoc . Ad-Hoc does not requi re an AP or a wired ne twork . T wo or more wireless clients communicate directly with each other .
ZyXEL NWD-170N User’s Guide 22 Chapter 1 Getting Started 1.3 NWD-170N Hardware and Utility Inst allation Follow the instructions in the Quick S tart Guide to install the ZyXEL utility and make hardware connections . 1.3.1 ZyXEL Utility Icon After you install and start the ZyXEL utility , an icon for the ZyXEL utility appears in the system tray .
ZyXEL NWD-170N User ’s Guide Chapter 1 Getting Started 23 Figure 5 Enable WZC Refer to the appendices for information on how to use WZ C to manage the NWD-170N.
ZyXEL NWD-170N User’s Guide 24 Chapter 1 Getting Started.
ZyXEL NWD-170N User ’s Guide Chapter 2 Tutorial 25 C HAPTER 2 Tu t o r i a l The following sections show you how to join a wireless networ k using the ZyXEL utility , as in the following diagrams. The wireless client is labeled C and the access point is labeled AP .
ZyXEL NWD-170N User’s Guide 26 Chapter 2 Tutorial Figure 7 ZyXEL Utility: Site Survey 2 The wireless client automatically searches for available wireless networks. Click Scan if you want to search again. If no entry di splays in the A vailable Network List , that means there is no wireless network available within ra nge.
ZyXEL NWD-170N User ’s Guide Chapter 2 Tutorial 27 Figure 9 ZyXEL Utility: Confirm Save 6 The ZyXEL utility returns to the Link Info screen while it connec ts to the wireless network using your settings.
ZyXEL NWD-170N User’s Guide 28 Chapter 2 Tutorial This example illustrates how to set up a profile and connect the wireless client to an access point configured for WP A-PSK security . In this example, the AP’ s SSID is “SSID_Example3” and its pre-shared key is “ThisismyWP A-PSKpr e-sharedkey”.
ZyXEL NWD-170N User ’s Guide Chapter 2 Tutorial 29 Figure 13 ZyXEL Utility: Profile Security 5 This screen varies depending on the encryp tion method you selected in the previous screen. In this example, enter the pre-shared key and leav e the encryption type at the default setting.
ZyXEL NWD-170N User’s Guide 30 Chapter 2 Tutorial Note: Only one profile can be activate d and used at any given time. Figure 16 ZyXEL Utility: Profile Activate 8 When you activate the new profile , the ZyXEL utility goes to the Link Info screen while it connects to the AP using your settings.
ZyXEL NWD-170N User ’s Guide Chapter 3 Wireless LAN Network 31 C HAPTER 3 Wireless LAN Network This chapter provides backgro und info rmation on wireless LAN networks. 3.1 Wireless LAN Overview The following figure pro vides an exampl e of a wireless network with an AP .
ZyXEL NWD-170N User’s Guide 32 Ch apter 3 Wireless LAN Network • Every device in the same wireless network must use security compatible with the AP or peer computer . Security stops unauthorized devices from using the wireless network. It can also protect the information that is sent in the wireless network.
ZyXEL NWD-170N User ’s Guide Chapter 3 Wireless LAN Network 33 Y our NWD-170N allows you to configur e up to four 64-bit, 128-bit or 152-bit WEP keys. Only one key is used as the default key at any one time. 3.2.1.1.2 Authentication T ype The IEEE 802.
ZyXEL NWD-170N User’s Guide 34 Ch apter 3 Wireless LAN Network Both WP A and WP A2 improve data encryption by using T emporal Key Integrity Protocol (TKIP), Message Integrity Check (MIC) and IE EE 802.
ZyXEL NWD-170N User ’s Guide Chapter 4 Wireless Configuration 35 C HAPTER 4 W ireless Configuration This chapter shows you h ow to configure your NWD-170N . 4.1 ZyXEL Utility Screen Summary This section describes th e ZyXEL utility screens. Figure 18 ZyXEL Utility Menu Summary The following table describes the menus.
ZyXEL NWD-170N User’s Guide 36 Chapter 4 Wirele ss Configuration Figure 19 Link Info The following table describes the labels in this screen. Table 5 Link Info LABEL DESCRIPTION Wireless Network S tatus Profile Name This is the name of the profile you are currently usi ng.
ZyXEL NWD-170N User ’s Guide Chapter 4 Wireless Configuration 37 4.2.1 T ren d Chart Click T rend Chart in t he Link Info screen to display a screen as shown below . Use this screen to view real-time data traffic statistics. Figure 20 Link Info: T rend Chart The following table describes the labels in this screen.
ZyXEL NWD-170N User’s Guide 38 Chapter 4 Wirele ss Configuration Figure 21 Site Survey The following table describes the labels in this screen. Table 7 Site Survey LABEL DESCRIPTION Available Network List Click a column heading to sort the entries.
ZyXEL NWD-170N User ’s Guide Chapter 4 Wireless Configuration 39 4.3.1 Security Settings When you configure the NWD-170N to connect to a network with wireless security activated and the security settings are disable d on the NWD-170N, the screen varies according to the encryption method used by the selected network.
ZyXEL NWD-170N User’s Guide 40 Chapter 4 Wirele ss Configuration 4.3.1.2 WP A-PSK/WP A2-PSK Figure 23 Security Setting: WP A-PSK/WPA2-PSK Key x (where x is a number between 1 and 4) Select this option if you want to manually en ter the WEP keys. Enter the WEP key in the field provided.
ZyXEL NWD-170N User ’s Guide Chapter 4 Wireless Configuration 41 The following table describes the labels in this screen. 4.3.1.3 WP A/WP A2 Figure 24 Security Settings: WP A/WP A2 The following table describes the labels in this screen.
ZyXEL NWD-170N User’s Guide 42 Chapter 4 Wirele ss Configuration 4.3.1.4 IEEE 802.1x Configure IEEE 802.1x security with various authentication methods in this screen. Figure 25 Security Sett ing: 802.1x Password T his field is not available when you se lect TLS in the Authentication T ype field.
ZyXEL NWD-170N User ’s Guide Chapter 4 Wireless Configuration 43 The following table describes the labels in this screen. 4.3.2 Confirm Save Screen Use this screen to confirm an d save the security settings.
ZyXEL NWD-170N User’s Guide 44 Chapter 4 Wirele ss Configuration Figure 26 Confirm Save Screen The following table describes the labels in this screen. 4.4 The Profile Screen A profile is a set of wireless para meters that you need to connec t to a wi reless ne twork.
ZyXEL NWD-170N User ’s Guide Chapter 4 Wireless Configuration 45 The default profile is a profile that allows y ou to connect to any SSID that has no security enabled. Click the Profile tab in the ZyXEL utility program to display the Profile scre en as shown next.
ZyXEL NWD-170N User’s Guide 46 Chapter 4 Wirele ss Configuration 4.4.1 Adding a New Prof ile Follow the steps below to add a new profile. 1 Click Add in the Pr ofile screen. An Add New Profile screen displays as shown next. Click Next to continue. Figure 28 Profile: Add a New Profile The following table describes the labels in this screen.
ZyXEL NWD-170N User ’s Guide Chapter 4 Wireless Configuration 47 2 If you select the Infrastructure network type in the previous screen, skip to step 3 . If yo u select the Ad-Hoc network type in the previous scr een, a screen displays as follows. Select a channel number and click Next to continue.
ZyXEL NWD-170N User’s Guide 48 Chapter 4 Wirele ss Configuration The following table describes the labels in this screen. 3 If you selected Infrastructure network type in th e first screen, select WEP , WP A , WP A2 , WP A-PSK , WP A2-PSK or 802.1x from the drop-down list bo x to enable data encryption.
ZyXEL NWD-170N User ’s Guide Chapter 4 Wireless Configuration 49 Figure 31 Profile: Security Settings 5 This read-only screen shows a summary of the new profile settings. V erify that the settings are correct. Click Save to save and go to the next screen.
ZyXEL NWD-170N User’s Guide 50 Chapter 4 Wirele ss Configuration Figure 33 Profile: Activate the Profile 4.5 The Adapter Screen T o set the other advanced features on the NWD-170N, click the Adapter tab. Figure 34 Adapter The following table describes the labels in this screen.
ZyXEL NWD-170N User ’s Guide Chapter 4 Wireless Configuration 51 Power Saving Mode Select Maximum Power Save or Fast Power Save to save power (especially for notebook computers). This forces the NWD- 170N to go to sleep mode when it is not transmitting data.
ZyXEL NWD-170N User’s Guide 52 Chapter 4 Wirele ss Configuration.
ZyXEL NWD-170N User ’s Guide Chapter 5 Maintenance 53 C HAPTER 5 Maintenance This chapter describes how to unin stall or upgrade the ZyXEL utility . 5.1 The About Screen The About screen displays driver and util ity vers ion numbers of the NWD-170N.
ZyXEL NWD-170N User’s Guide 54 Chapter 5 Maintenance 2 When prompted, cli ck OK or Ye s to remove the driver and the utility software. Figure 36 Uninstall: Confirm 3 Click Finish to complete uninstalling the softwa re and restart the computer when prompted.
ZyXEL NWD-170N User ’s Guide Chapter 6 Trou bleshoot ing 55 C HAPTER 6 T roubleshooting This chapter covers potential problems and the possible remedies. After each problem description, some instructions ar e provided to help you to diag nose and to solve the problem.
ZyXEL NWD-170N User’s Guide 56 Chapter 6 Troubleshooting 6.3 Problems Communicating With Other Computers Table 20 Troubleshootin g Communication Problems PROBLEM CORRECTIVE ACTION The computer with the NWD-170N installed cannot communicate with the other computer(s).
ZyXEL NWD-170N User ’s Guide Appendix A 57 A PPENDIX A Product S pecifications Table 21 Product Specification s PHYSICAL AND ENVIRONMENTAL Product Name NWD-170N Draft 802.1 1 n Wireless CardBus Card Interface Cardbus 32-bit S tandards IEEE 802.1 1b IEEE 802.
ZyXEL NWD-170N User’s Guide 58 Appendix A RX Sensitivity T ol erance: +/- 1 dBm IEEE 802.1 1b: -84 dBm at 1 1 Mbps IEEE 802.1 1g: -72 dBm at 54 Mbps IEEE 802.1 1n (draft): -70 dBm at HT40 SOFTW ARE SPECIFICA TIONS Device Drivers Windows 2000, Windows XP Security 64/128/152-bit WEP WP A/WP A-PSK/WP A2/WP A2-PSK IEEE 802.
ZyXEL NWD-170N User ’s Guide Appendix B 59 A PPENDIX B Management with Wireless Zero Configuration This appendix shows you how to manage your NWD-170N using the Windows XP wireless zero configuration tool. Be sure you have the W indows XP service pack 2 installed on your computer .
ZyXEL NWD-170N User’s Guide 60 Appendix B Connecting to a Wireless Network 1 Double-click the network icon for wireless conn ections in the system tray to open the W ireless Network Connection S tatus screen.
ZyXEL NWD-170N User ’s Guide Appendix B 61 W indows XP SP1: In the Wir ele ss Network Connection S tatus screen, click Properties and the Wir eless Networks tab to open the W ireless Network Connection Properties screen.
ZyXEL NWD-170N User’s Guide 62 Appendix B The following table describes the ic ons in the wireless network list. W indows XP SP1: Click Refresh to reload and search for available wireless devices within transmission range.
ZyXEL NWD-170N User ’s Guide Appendix B 63 If there is no security activated for the se lected wireless ne twork, a warning screen appears. Click Connect Anyway if wireless security is not your concern.
ZyXEL NWD-170N User’s Guide 64 Appendix B Figure 46 Windows XP : Wireless (netwo rk) properties: Association The following table describes the labels in this screen.
ZyXEL NWD-170N User ’s Guide Appendix B 65 Authentication Click the Authentication tab in the Wir eless (network) pr operties screen to display the screen shown next. Th e fields on this screen ar e grayed out when the network is in Ad-Hoc mode or data encryption is disabled.
ZyXEL NWD-170N User’s Guide 66 Appendix B Authentication Properties Select an EAP authen tication type in the W ireless (network) pr operties: Authentication screen and clic k the Properties button to display th e following screen.
ZyXEL NWD-170N User ’s Guide Appendix B 67 Smart Card or other Certificate Proper ties Figure 49 Windows XP: Smart Card or other Certificate Properties The following table describes the labels in this screen.
ZyXEL NWD-170N User’s Guide 68 Appendix B Ordering the Preferred Networks Follow the steps below to manage y our preferred networks. 1 W indows XP SP2: Click Change the order of pr eferr ed networks in the W ireless Network Connection screen (see Figure 42 on page 61 ).
ZyXEL NWD-170N User ’s Guide Appendix B 69 Figure 51 Windows XP SP1: Wireles s Networks: Pr eferred Net works 2 Whenever the NWD-170N tries to connect to a new network, the new network is added in the Pr eferred networks table automatically .
ZyXEL NWD-170N User’s Guide 70 Appendix B.
ZyXEL NWD-170N User ’s Guide Appendix C 71 A PPENDIX C W ireless Security T ypes of EAP Authentication This section discusses some popular authen tication types: EAP-MD5, EAP-TLS, EAP-TTLS, PEAP and LEAP . Y our wireless LAN device may not support all authentication types.
ZyXEL NWD-170N User’s Guide 72 Appendix C EAP-TLS (T ransport Layer Security) W ith EAP-TLS, digital certifications are needed by both the server and the wireless st ations for mutual authentication.
ZyXEL NWD-170N User ’s Guide Appendix C 73 For added security , certificate-based authen tications (EAP-TLS, EAP-TTLS and PEAP) use dynamic keys for data encryption. They are ofte n deployed in corporate environments, b ut for public deployment, a simp le user name and p assword pair is more practical.
ZyXEL NWD-170N User’s Guide 74 Appendix C TKIP uses 128-bit keys that are dyna mically genera ted and distributed by the authe ntication server . AES (Advanced Encryption Standard) is a block cipher that uses a 256-bit mathematical algorithm called Rijndael.
ZyXEL NWD-170N User ’s Guide Appendix C 75 WP A(2)-PSK Application Example A WP A(2)s -PSK applica tion looks as follows. 1 First enter identical passwords into the AP an d all wireless c lients. The Pre-Shared Key (PSK) must consist of between 8 and 63 ASCII characters or 64 hexadecimal characters (including spaces and symbols).
ZyXEL NWD-170N User’s Guide 76 Appendix C Figure 53 WP A(2) w ith RADIUS Application Example Security Parameters Summary Refer to this table to see what other secur ity parameters you should configure for each Authentication Method/ key management prot ocol type.
ZyXEL NWD-170N User ’s Guide Appendix D 77 A PPENDIX D Setting up Y our Computer ’ s IP Address All computers must have a 10M or 100M Et hernet adapter card and TCP/IP installed.
ZyXEL NWD-170N User’s Guide 78 Appendix D Figure 54 WIndows 98/Me: Network: Con figuration Inst alling Component s The Network window Configuration tab displays a list of installed components. Y ou need a network adapter , the TCP/IP protocol and Clien t for Microsoft Networks.
ZyXEL NWD-170N User ’s Guide Appendix D 79 3 Select Microsoft from the list of manufacturers. 4 Select Client for Microsoft Networks from the list of network clients and then click OK .
ZyXEL NWD-170N User’s Guide 80 Appendix D Figure 56 Windows 98/Me: TCP/IP Properties: DNS Configuration 4 Click the Gateway tab. • If you do not know your gateway’ s IP address, remove previously installed gateways. • If you have a gateway IP address, type it in the New gateway field and click Add .
ZyXEL NWD-170N User ’s Guide Appendix D 81 Figure 57 Windows XP : S tart Men u 2 For W indows XP , click Network Connections . For W indows 2000, click Network and Dial-up Connections . Figure 58 Windows XP: Control Panel 3 Right-click Local Area Connection and then click Pr operties .
ZyXEL NWD-170N User’s Guide 82 Appendix D Figure 59 Windows XP: Control Panel: Network Connections: Properties 4 Select Internet Protocol (TCP/IP) (under the Genera l tab in W in XP) and click Properties .
ZyXEL NWD-170N User ’s Guide Appendix D 83 • If you have a static IP address click Use the following IP Address and fill in the IP addr ess , Subnet mask , and Default gateway fields.
ZyXEL NWD-170N User’s Guide 84 Appendix D • Click Obtain DNS server address automatically if you do not know your DNS server IP addre ss(es). • If you know your DNS server IP address(es), click Use the following DNS server addresses , and type them in the Preferr ed DNS server and Alternate DNS server fields.
ZyXEL NWD-170N User ’s Guide Index 85 Index A About 53 About your ZyXEL AG-220 19 Access point (AP) 31 Access point. See also AP . ACT LED 20 Activating a profile 49 Adapter 50 Ad-Hoc 21 , 47 Advanced Encryption St andard 34 , 73 Advanced settings 50 AP See also access point.
ZyXEL NWD-170N User’s Guide 86 Index G Getting started 19 Graphics icons key 18 H Hardware connections 22 Help 23 Humidity 57 I IEEE 802.1x 33 , 42 Industrial Scientifi c Medical Band 57 Infrastruct.
ZyXEL NWD-170N User ’s Guide Index 87 Radio specifications 57 RADIUS 33 , 34 RADIUS server 74 Real-tim e data traf fic statisti cs 37 Receive rate 36 registration product 7 Related Documentation 17 .
ZyXEL NWD-170N User’s Guide 88 Index WP A2 33 , 41 , 73 WP A2-Pre-Shared Key 34 , 73 WP A2-PSK 34 , 40 , 73 WP A-PSK 34 , 40 , 73 WZC (Wireless Zero Configuration) 22 Z ZyXEL Utility 22 accessing 23.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il ZyXEL Communications NWD-170N è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del ZyXEL Communications NWD-170N - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso ZyXEL Communications NWD-170N imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul ZyXEL Communications NWD-170N ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il ZyXEL Communications NWD-170N, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del ZyXEL Communications NWD-170N.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il ZyXEL Communications NWD-170N. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo ZyXEL Communications NWD-170N insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
