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ZyXEL Communications N220 - page 1
www .zyxel.com www .zyxel.com N220 Wireless N-lite USB Adapter Copyright © 2010 ZyXEL Communications Corporation Ve r s i o n 1 . 0 Edition 1, 07/2010 ...
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ZyXEL Communications N220 - page 2
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ZyXEL Communications N220 - page 3
About This User's Guide N220 User’s Guide 3 About This User's Guide Intended Audience This manual is intended for people who w ant to configure the N220 using the Z yXEL utility . Tip s for Reading User ’ s Guides On-Screen When reading a Zy XEL User’s Guide On -Screen, k eep the following in mind: • If you don’ t alre ady have ...
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ZyXEL Communications N220 - page 4
About This User's Guide N220 User’s Guide 4 Customer Support Should pr oblems arise th at cann ot be so lved by usin g this m anual, p lease co ntact your vendor for cust omer service. Please have the following information rea dy when you contact the v e n dor . • Product model and serial number . • Date that you received y our device. ? ...
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ZyXEL Communications N220 - page 5
Document Conventions N220 User’s Guide 5 Document Conventions W arnings and Notes These are how warnings and notes are shown in this User’ s Guide. W arnings tell you about things th at could harm you or your N220. Note: Notes tell you other import ant informat ion (for example, other things you may need to configure or help ful tips) or reco m ...
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ZyXEL Communications N220 - page 6
Document Conventions N220 User’s Guide 6 Icons Used in Figures Figures in this User’s Guide ma y use the following generic icons. Wireless Access Point Computer Notebook computer Server Modem Te l e p h o n e Internet Wireless Signal ...
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ZyXEL Communications N220 - page 7
Safety Warnings N220 User’s Guide 7 Safety Warnings • Do NO T use this product near water , for exam ple, in a wet basement or near a swimming pool. • Do NO T expose your device to dampness, dust or corrosive liquids. • Do NO T store things on the device. • Do NOT install, use, or service this device during a thunderstorm. There is a remo ...
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ZyXEL Communications N220 - page 8
Safety Warnings N220 User’s Guide 8 ...
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ZyXEL Communications N220 - page 9
Contents Overview N220 User’s Guide 9 Contents Overview Introduction and Configuration .................................................... ........................................ 15 Getting S tarted ................ ............. ................ ................. ............. ................ ................ .... ............ 17 T u torial . ...
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ZyXEL Communications N220 - page 10
Contents Overview N220 User’s Guide 10 ...
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ZyXEL Communications N220 - page 11
Table of Contents N220 User’s Guide 11 Table of Contents About This User's Guide ................................................................ ........................................ .. 3 Document Conventions.................................................................. ......................................... .5 Safety Warnings ... ...
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ZyXEL Communications N220 - page 12
Table of Contents N220 User’s Guide 12 2.3.1 Manually Connect ing to a Wireles s LAN ...................... ................ ............. ................ 29 2.3.2 Creating and Using a Profile ............ ... ... ... .... ... ... ... .... ... ... ............. ... ... .... ... ... ... ... .... ... 31 2.4 Configuring the N220 as an AP . ... ... ...
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ZyXEL Communications N220 - page 13
Table of Contents N220 User’s Guide 13 5.1 Overview ... ... .... ... ... ... .... ............. ... ... ... ... .... ............. ... ... ... .... ... ... ............. ... ... .... ... ... . ............ 75 5.1.1 What Y ou Can Do in This Section .......... ................ ................ ................. ................ ... 76 5.1.2 What Y ...
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ZyXEL Communications N220 - page 14
Table of Contents N220 User’s Guide 14 Appendix E Legal Information ............................................................................. ................. 179 Index....................................................... ..................................................... .............. ............. 183 ...
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ZyXEL Communications N220 - page 15
15 P ART I Introduction and Configuration Getting Starte d (17) T utorial (23) Wireless LANs (37) Station Mode (49) AP Mode (75) Maintenance (85) ...
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ZyXEL Communications N220 - page 16
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ZyXEL Communications N220 - page 17
N220 User’s Guide 17 C HAPTER 1 Getting Started 1.1 Overview The Z yXEL N220 wireless N-lite USB ad apter brings you a better Internet experience over existi ng 802.11 networks. With data rates of up to 150 Mbps, you can enjoy a breathtaking high-speed c onnecti on at home or in the office. It is an excellent solution for daily activities such as ...
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ZyXEL Communications N220 - page 18
Chapter 1 Getting Started N220 User’s Guide 18 Ad-Hoc An Ad-Hoc wireless LAN is a self -contained group of computers connected wirelessly and which is independent of an y other networks and Access P o ints. 1.1.2 Before Y ou Begin • R ead the Quick Start Guide f or informat ion on making hardware connections and using the Z yXEL utility to conn ...
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ZyXEL Communications N220 - page 19
Chapter 1 Getting Started N220 User’s Guide 19 The following table describes t he operation of the N220’ s LEDs. 1.3 Application Overview This section describes some net work applic at ions for the N220. Y ou can either set the network typ e to Infrastructure and connect to an AP or use Ad-Hoc mode and connect to a peer computer (anoth er wirel ...
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ZyXEL Communications N220 - page 20
Chapter 1 Getting Started N220 User’s Guide 20 1.3.2 Ad-Hoc T o set up a small independent wireless workgroup without an AP , use Ad-Hoc (see Chapter 4 on page 62 ). Ad-Hoc does not require an AP or a wired ne twork. T wo or more wireless client s communicate directly with each other . Note: Wi-Fi Protected Setup (WPS) is not available in ad-hoc ...
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ZyXEL Communications N220 - page 21
Chapter 1 Getting Started N220 User’s Guide 21 The color of the Z yXEL utility system tra y icon indicates the status of the N220. Refer t o the following table for details. 1.5 Configuration Methods T o configure your N220, use one of the following applications: • Wirel ess Z ero Configur ation (WZC, the Wind ows XP wireles s configur ation to ...
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ZyXEL Communications N220 - page 22
Chapter 1 Getting Started N220 User’s Guide 22 The Z yXEL utility screens are simila r in all Microsoft Windows versions. Screens for Windows XP are shown in this User’s Guide. Note: Click the icon (located in the top righ t corner) to display the online help window . ...
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ZyXEL Communications N220 - page 23
N220 User’s Guide 23 C HAPTER 2 Tutorial 2.1 Overview This tutorial shows y ou how to join a wireless i nfras tructure network using the Z yXEL utili ty . The wireless cli ent is labele d C and the Access Point is labeled AP . Figure 6 Infrastructure Net wor k 2.1.1 What Y ou Can Do in This T utorial • Connect securely either to an i nfras truc ...
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ZyXEL Communications N220 - page 24
Chapter 2 Tutorial N220 User’s Guide 24 2.1.3 Before Y ou Begin • Make sure that you ha ve already familiariz ed yourself with the N220’ s features and hardware, as described in Chapter 1 on page 17 . • Y ou should have v alid login informatio n for an exi sting network Access P oint, otherwise you ma y not be able to make a network connect ...
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ZyXEL Communications N220 - page 25
Chapter 2 Tutorial N220 User’s Guide 25 The AP sends the proper conf iguration settings t o the N220. This may take up to two minutes. Then the N220 is able to communicate with the AP securely . The following figure shows y ou an example to set up wireless network and securit y by pressing a button on both the AP (the NBG334W in this example) and ...
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ZyXEL Communications N220 - page 26
Chapter 2 Tutorial N220 User’s Guide 26 3 Click the Start buttons on both the N220 utility screen and the AP’ s configuration utility (the WPS Station screen on the NBG334W) within two minutes. The NBG334W authenticates the wire less client and sends the proper configur ation settings to the wireless cl ient. This may take up to t wo minutes. T ...
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ZyXEL Communications N220 - page 27
Chapter 2 Tutorial N220 User’s Guide 27 The following figure shows you the exam ple of configuring the wireless network and security on the N220 and the AP (ZyXEL ’ s NBG334W in this example) by using the PIN method. ...
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ZyXEL Communications N220 - page 28
Chapter 2 Tutorial N220 User’s Guide 28 Figure 8 Example WPS Process: PIN Method Authentication by PIN SECURITY INFO WITHIN 2 MINUTES COMMUNICA TION Yo u AP ...
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ZyXEL Communications N220 - page 29
Chapter 2 Tutorial N220 User’s Guide 29 2.3 Connecting to an AP Without Using WPS There are three ways to connect the wireless client (the N220) to a network without using WPS. • Configure nothing and leav e the wirele ss client to automatically scan for and connect to any a vailable network that has no wirel ess security configured. • Manual ...
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ZyXEL Communications N220 - page 30
Chapter 2 Tutorial N220 User’s Guide 30 3 T o connect to an AP or peer computer , ei ther click an entry in t he list and then click Connect or double-cl ick an entry ( SSID_Example3 in this example). 4 When you try to connect to an A P wi th se cu rity configur ed, a window will pop up prompting you to specif y the security sett ings. Enter the ...
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ZyXEL Communications N220 - page 31
Chapter 2 Tutorial N220 User’s Guide 31 6 The ZyXEL utility returns to th e Link Info screen while it connects to the wi reless network using your settings. When the wireless link is established, the Zy XEL utility icon in the system tra y turns green and the Link Info screen displays details of th e ac tive c o nn ection. Ch eck the netw ork inf ...
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ZyXEL Communications N220 - page 32
Chapter 2 Tutorial N220 User’s Guide 32 1 Open the Z yXEL utility and click the Profile tab to open the screen as shown. Click Add to configure a new profile. Figure 13 ZyXEL Utility: Profile 2 The Add New Profile screen appears. The wireless client automatically searches for av ailable wireless networks, which are displa yed in the Scan Info box ...
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ZyXEL Communications N220 - page 33
Chapter 2 Tutorial N220 User’s Guide 33 4 Choose the same encryption method as th e AP to which you want to connect (In this example, WP A-PSK). Figure 15 ZyXEL Utility: Pro file Security 5 This screen vari es depending on the en cryption method yo u selected in the previous screen. In this example, enter the pre-shared key and leave the encrypti ...
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ZyXEL Communications N220 - page 34
Chapter 2 Tutorial N220 User’s Guide 34 7 Click Activate Now to use the new profi le immediately . Otherwise, click the Activate Later button to go back to the Profile List screen. If you cli cked Activate Later you can select the profile from the list in the Profile screen and click Connect to activ ate it. Note: Only one profile can be activate ...
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ZyXEL Communications N220 - page 35
Chapter 2 Tutorial N220 User’s Guide 35 1 Select AP Mode in the main Zy XEL Util ity screen. The AP Mode ve r si o n of t he default Link Info screen displa ys. Figure 19 ZyXEL Utility - AP Mode 2 Under Status , you can view the current settings on the N220. In the Association List , you can see if any wi reless clients have connected to your N22 ...
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ZyXEL Communications N220 - page 36
Chapter 2 Tutorial N220 User’s Guide 36 ...
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ZyXEL Communications N220 - page 37
N220 User’s Guide 37 C HAPTER 3 Wireless LANs 3.1 Overview This section provi des background inform ation on wireless Loca l A r ea N etworks. 3.1.1 What Y ou Can Do in This Section • Connect securely to an AP using ma ny of the strongest and most common encryption protocols. See Section 3.3 on page 39 for detail s. • Connect securely either ...
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ZyXEL Communications N220 - page 38
Chapter 3 Wireless LANs N220 User’s Guide 38 Encryption The process of taking data and encoding it, usually using a mathematical formula, so that it becomes unreada ble unl ess dec rypted with th e proper code or pass phrase. 3.1.3 Before Y ou Begin • Y ou should have v alid login informatio n for an exi sting network Access P oint, otherwise y ...
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ZyXEL Communications N220 - page 39
Chapter 3 Wireless LANs N220 User’s Guide 39 • If two wireless networks overl ap , th ey should use a different channel. Like radio stations or television channels , each wireless net work uses a specific channel, or frequency , to send and receive information. • Every devi ce in the same wireless network mus t use security compatible with th ...
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ZyXEL Communications N220 - page 40
Chapter 3 Wireless LANs N220 User’s Guide 40 • Automatic WEP k ey generation based on a “password phr ase” called a passphr ase. The passphrase i s case sensitiv e. Y ou must use the same passphrase for all WLAN adapters wi th this fe atu re in the sa m e WL A N . For WL AN adapters without the passphrase feature, you can still take advanta ...
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ZyXEL Communications N220 - page 41
Chapter 3 Wireless LANs N220 User’s Guide 41 For EAP- TLS authentication type, you must first have a wired connec tion to the network and obtai n the certificate (s) from a certificate authorit y (CA). Certificates (also called digital IDs) can be used to authenticate users and a CA issues certificates and guarantees the id entity of each certi f ...
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ZyXEL Communications N220 - page 42
Chapter 3 Wireless LANs N220 User’s Guide 42 Depending on the de vices you have, you can either press a button (on the device itself , or in its configuration utility) or en ter a PIN (a unique P ersonal Identification Number that allows one device to authen ticate the other) in each of the tw o devices. When WPS is activ ated on a devi ce, it ha ...
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ZyXEL Communications N220 - page 43
Chapter 3 Wireless LANs N220 User’s Guide 43 need to log into the configuration interfaces of b oth devices to use the PIN method. When you use the PIN method, you must en ter the PIN from on e device (usually the wireless client) into the second devi ce (usually the Access P oint or wireless router). Then, when WPS is activ ated on th e first de ...
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ZyXEL Communications N220 - page 44
Chapter 3 Wireless LANs N220 User’s Guide 44 The following figure shows a WPS-enab led wi reless c lient (ins talled in a note book computer) connecting to the WPS- enabled AP via the PIN method. Figure 23 Example WPS Process: PIN Method 3.4.3 How WPS W orks When two WPS-enabled devices connect, each device must assume a specific role. One device ...
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ZyXEL Communications N220 - page 45
Chapter 3 Wireless LANs N220 User’s Guide 45 already part of a network, it sends the existing information. If not , it generates the SSID and WP A(2)-PSK randomly . The following figure sh ows a WPS -en able d client (install ed in a notebook computer) connecting to a WPS-enabled access point. Figure 24 How WPS works The roles of registrar and en ...
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ZyXEL Communications N220 - page 46
Chapter 3 Wireless LANs N220 User’s Guide 46 subsequent WPS connections in which it is involv ed. If you want a configured AP to act as an enrollee, y ou must reset it to its f actory defaults. 3.4.3.1 Example WPS Network Setup This section shows how security settings are distri buted in an example WPS setup. The following figure shows an example ...
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ZyXEL Communications N220 - page 47
Chapter 3 Wireless LANs N220 User’s Guide 47 In step 3, you add anot her access point ( AP2 ) to your network. AP2 is out of ran g e of AP1 , so you cannot use AP1 for the WPS handshake with the new access point. However , you know that Client 2 supports the registr ar function, so you use it to perform the WPS handshak e instead. Figure 27 WPS: ...
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ZyXEL Communications N220 - page 48
Chapter 3 Wireless LANs N220 User’s Guide 48 configurati on interface of the registr ar device to discov er the key the net work is using (if the device support s this featur e). Then, y ou can enter the key into the non-WPS device and join the network as normal (the non-WPS device must also support WP A-P SK or WPA2-P SK). • When you use the P ...
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ZyXEL Communications N220 - page 49
N220 User’s Guide 49 C HAPTER 4 Station Mode 4.1 Overview This section shows y ou how to configur e your N220 using the Z yXEL utility in Windows. Note: Some features available in Windows XP or Windows 2000 are not available in Windows V ista. 4.1.1 What Y ou Can Do in This Section •O n t h e Link Info screen, you can see your current connectio ...
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ZyXEL Communications N220 - page 50
Chapter 4 Station Mode N220 User’s Guide 50 Message Integrity Check (M IC) and IEEE 802.1x. WPA uses Adv anced Encryption Standard (AES) in the Counter mode with Cipher block chaining Message authentication code Protocol (CCMP) to offer stronger encryption than TKIP . WPA applies IEEE 802.1x and Extensible Authenti cation Protocol (EAP) to authen ...
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ZyXEL Communications N220 - page 51
Chapter 4 Station Mode N220 User’s Guide 51 4.3 The Link Info Screen When the Z yXEL util ity starts, the Link Info screen displa ys, showing the current configurati on and connection status of your N220. Figure 29 Link Info The following table describes t he labels in this screen. Profile Use this screen to add, delete, ed it or activate a profi ...
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ZyXEL Communications N220 - page 52
Chapter 4 Station Mode N220 User’s Guide 52 Rec e i v e Speed This field displays the current receiv e speed of the N220 in megabits p er second (Mbps). Security This field displays whether data encryption is activated ( WEP / 802.1x / WPA / WPA-PSK / WPA2 / WPA2-PSK ) or inactive ( DISABLE ). Channel This field displays the r adio channel the N2 ...
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ZyXEL Communications N220 - page 53
Chapter 4 Station Mode N220 User’s Guide 53 4.3.1 T rend Chart Click Trend Chart in the Link Info screen to di splay a screen as shown below . Use this screen to view real-t ime data traff ic statistics. Figure 30 Link Info: T rend Chart The following table describes t he labels in this screen. T able 6 Link Info: Trend Chart LABEL DESCRIPTION T ...
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ZyXEL Communications N220 - page 54
Chapter 4 Station Mode N220 User’s Guide 54 4.4 The Site Survey Screen Use the Site Survey screen to scan for and connect to a wireless network automatically . Figure 31 Site Survey The following table describes t he labels in this screen. T able 7 Site Survey LABEL DESCRIPTION A vailable Network List Click a column heading to sort the entries. , ...
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ZyXEL Communications N220 - page 55
Chapter 4 Station Mode N220 User’s Guide 55 4.4.1 Security Settings When you configure the N220 to connect to a network with wireless security activ ated and the security settings are disabl ed on the N220, the screen v aries according to the encryption method used by the selected network. 4.4.1.1 Security T ype Selection When you choose to conne ...
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ZyXEL Communications N220 - page 56
Chapter 4 Station Mode N220 User’s Guide 56 4.4.1.2 WEP Encryption Configure WEP security in this screen. Figure 33 Security Setting: WEP The following table describes t he labels in this screen. Next Click Next to confirm your selections and advance to the Security Settings screen that corresponds to the one you select here. Exit Click Exit to r ...
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ZyXEL Communications N220 - page 57
Chapter 4 Station Mode N220 User’s Guide 57 4.4.1.3 WP A-PSK/WP A2-PSK Configure WP A-PSK/WP A2-PSK security in t his screen. Note: The procedure to configure WP A or WP A2 is different in Windows V ista. See Section 4.7 on p age 71 for information on setting up your N220 to use WP A or WP A2 in Vi sta. Figure 34 Security Setting: WP A-PSK/WPA2-P ...
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ZyXEL Communications N220 - page 58
Chapter 4 Station Mode N220 User’s Guide 58 The following table describes t he labels in this screen. 4.4.1.4 WP A/WP A2 The screen that displays when y ou select WPA or WPA2 differs, depending on the EAP Type you select ( TLS , PEAP or TTLS ). Figure 35 Security Settings: WP A/WP A2 T able 10 Security Setting: WPA-PSK/WPA2-PSK LABEL DESCRIPTION ...
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ZyXEL Communications N220 - page 59
Chapter 4 Station Mode N220 User’s Guide 59 The following table describes t he labels in this screen. 4.4.1.5 IEEE 802.1x Configure IEEE 802.1x security wit h vari ous authent icati on methods in this screen. T able 1 1 Security Setting: WP A/WP A2 LABEL DESCRIPTION Encryption T ype The encryption mechanisms used for WPA/WP A2 and WPA -PS K/WPA2- ...
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ZyXEL Communications N220 - page 60
Chapter 4 Station Mode N220 User’s Guide 60 Note: The procedure to configure 802.1x is different in Windows V ista. See Section 4.7 on page 7 1 for information on setting up your N220 to use 802.1x in V ista. Figure 36 Security Setting: 802.1x The following table describes t he labels in this screen. T able 12 Security Settings: IEEE 802.1x LABEL ...
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ZyXEL Communications N220 - page 61
Chapter 4 Station Mode N220 User’s Guide 61 4.4.2 Summary Screen Use this screen to conf irm and save the securit y settings. Figure 37 Summary Screen The following table describes t he labels in this screen. PEAP Inner EAP This field is only available when y ou select PEAP in the EAP Type field. The PEAP method used by the RADIUS server o r AP f ...
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ZyXEL Communications N220 - page 62
Chapter 4 Station Mode N220 User’s Guide 62 4.5 The Profile Screen A profile is a set of wireless parameters that you need to connect to a wireless network. With a profile activ ated, each time you start the N220, it automat ically scans for the specifi c SSID and joins that network with the pre-defined wireless security settings. If the s pecifi ...
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ZyXEL Communications N220 - page 63
Chapter 4 Station Mode N220 User’s Guide 63 The following table describes t he labels in this screen. 4.5.1 Adding a New Profile Fol low the steps below to add a new profile. T able 14 Profile LABEL DESCRIPTION Profile List Click a column heading to sort the entries. , , or denotes that the wireless device is in infrastructure mode and the wirele ...
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ZyXEL Communications N220 - page 64
Chapter 4 Station Mode N220 User’s Guide 64 1 Click Add in the Profile screen. An Add New Profile screen displays as shown next. Figure 39 Profile: Ad d a New Profile The following table describes t he labels in this screen. T able 15 Profile: Add a New Profile LABEL DESCRIPTION Add New Profile Profile Name Enter a descriptive name in this field. ...
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ZyXEL Communications N220 - page 65
Chapter 4 Station Mode N220 User’s Guide 65 2 If you select the Infrastructure network type i n the pr ev ious screen, skip to step 3 . If you select the Ad-Hoc network type in the previous screen, a screen displays as follows. Select a Ch annel number and Wireless Mode and click Next to continue. Note: T o associate to an ad -hoc network, you mu ...
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ZyXEL Communications N220 - page 66
Chapter 4 Station Mode N220 User’s Guide 66 3 If you se lected Infrastructure network type in the first screen, select WEP , WPA , WPA2 , WPA-PSK , WPA2-PSK or 802.1x from the drop-down list bo x to enable data encryption. If you selected Ad-Hoc network type in the first screen, you can use onl y WEP encryption method. Otherwise, select DISABLE t ...
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ZyXEL Communications N220 - page 67
Chapter 4 Station Mode N220 User’s Guide 67 5 This read-only screen shows a summary of th e new profil e settin gs. V er ify 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. Figure 43 Profile: Co nfirm Ne ...
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ZyXEL Communications N220 - page 68
Chapter 4 Station Mode N220 User’s Guide 68 4.6 The Adapter Screen T o set the other advanced features on the N220, click the Adapter tab . Figure 45 Adapter The following table describes t he labels in this screen. T able 17 Adapter LABEL DESCRIPTION Adapter Setting Po w er S a v i n g Mode Select Maximum or Normal to save power . This forces th ...
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ZyXEL Communications N220 - page 69
Chapter 4 Station Mode N220 User’s Guide 69 4.6.1 WPS: PBC (Push Button Configuration) This screen allows you to use the WPS Push Button Configuration mode. See Section 3.4.1 on page 42 for more information. Select WPS and PBC (Push Button Configuration) in the Adapter screen. The following screen displays. Figure 46 WPS: PBC (Push Button Co nfig ...
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ZyXEL Communications N220 - page 70
Chapter 4 Station Mode N220 User’s Guide 70 and PIN - Use this Device’s PIN in the Adapter screen. The following screen displays. Figure 47 WPS: PIN - Use this Device’ s PIN The following table descri bes the labels in this screen. 4.6.3 WPS: PIN - Use the PIN from the AP or Wireless Router This screen allows y o u to use the WPS P e rsonal I ...
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ZyXEL Communications N220 - page 71
Chapter 4 Station Mode N220 User’s Guide 71 PIN from the AP or Wireless Router in the Adapter screen. The following screen displays. Figure 48 WPS: PIN - Use the PIN from the AP or Wireless Router The following table descri bes the labels in this screen. 4.7 Security Settings in Windows V ist a When you use the N220 in Windows Vista, the procedur ...
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ZyXEL Communications N220 - page 72
Chapter 4 Station Mode N220 User’s Guide 72 4.7.1 Using PEAP in V ist a T ake the following steps to set up WP A, WPA2 or 802.1x security using PEAP i n Windows Vista. 1 Either select the AP to which y ou want to conn ect i n the Site Survey screen (see Section 4.4 on page 54 ), or configure a profile in the normal wa y (see Section 4.5 on page 6 ...
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ZyXEL Communications N220 - page 73
Chapter 4 Station Mode N220 User’s Guide 73 7 Click OK . The Enter Credentials screen disappears and the N220 tr ies to connect to the network. The Z y XEL utility’ s Link Info screen displays, s howing the connection status (see Section 4.3 on page 51 ). If the Link I nfo screen displays an a c tive con nec tio n, yo u have s u ccessfully comp ...
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ZyXEL Communications N220 - page 74
Chapter 4 Station Mode N220 User’s Guide 74 7 Click OK . T he Select Certificate screen disappears and the N220 tries to connect to the network. The Z y XEL utility’ s Link Info screen displays, s howing the connection status (see Section 4.3 on page 51 ). If the Link I nfo screen displays an a c tive con nec tio n, yo u have s u ccessfully com ...
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ZyXEL Communications N220 - page 75
N220 User’s Guide 75 C HAPTER 5 AP Mode 5.1 Overview This section shows y ou how to configure your N220 in AP Mode using the Windows v ersion of the Z yXEL Utilit y . Note: Some features available in Windows XP or Windows 2000 are not available in Windows V ista. AP Mode allows you to set up a wireless network without using a pre-existing AP . Th ...
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ZyXEL Communications N220 - page 76
Chapter 5 AP Mode N220 User’s Guide 76 5.1.1 What Y ou Can Do in This Section •O n t h e Link Info screen, you can see your AP’ s current transmi ssion and security status See Section 5.3 on page 77 for details. •O n t h e Configuration screen, you can set up the broadcast par ameters for your access point as well as its securit y options. ...
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ZyXEL Communications N220 - page 77
Chapter 5 AP Mode N220 User’s Guide 77 5.2 AP Mode Screen Summary This section describes the Z yXEL Utility screens while in AP Mode . Figure 55 ZyXEL Utility Menu Su mmary The following table describes t he menus. 5.3 The Link Info Screen When you enter AP Mode, the Link Info screen displays, showing the current configur ation and connection sta ...
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ZyXEL Communications N220 - page 78
Chapter 5 AP Mode N220 User’s Guide 78 The following table describes t he labels in this screen. 5.4 The Configuration Screen The Configuration screen allows you to set up the broadcast par ameters for your access point as well as its s ecurity options. Figure 57 The Configuration Screen T able 21 Link Info LABEL DESCRIPTION Status SSID This fiel ...
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ZyXEL Communications N220 - page 79
Chapter 5 AP Mode N220 User’s Guide 79 The following table describes t he labels in this screen. T able 22 Configuration LABEL DESCRIPTION Wireless Set- tings SSID Enter a name for your AP This name is broadcast to all wireless-capable devices in r ange and can be used to connect to y our AP . Y ou can enter up to 32 printable ASCII char acters i ...
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ZyXEL Communications N220 - page 80
Chapter 5 AP Mode N220 User’s Guide 80 5.4.1 Security Settings When you configure the N220 to act as an AP and wireless security is activ ated, the Configuration screen varies according to the encryption method used by your network. 5.4.1.1 Disable This option indicat es that no security serv ices are enabled. Anyone within r ange of your AP can ...
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ZyXEL Communications N220 - page 81
Chapter 5 AP Mode N220 User’s Guide 81 5.4.1.3 WP A-PSK/WP A2-PSK Configure WP A-PSK and WP A2-PSK security wi th these o ptions. Figure 59 Security Setting: WP A-PSK/WPA2-PSK The following table describes t he labels in this screen. K e y 1-4 Select this option if you want to manually enter a transmit key . Enter the key in the field provided. I ...
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ZyXEL Communications N220 - page 82
Chapter 5 AP Mode N220 User’s Guide 82 5.5 The MAC Filter Screen The MAC Filter screen allows you to configure the N220 to give exclusiv e access to dev ices ( Allow all ) or exclude devices from connecting to the N220 ( Reject all ). The MAC address is assigned at the factory and consis ts of six pairs of hexadecimal characters, for example, 00: ...
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ZyXEL Communications N220 - page 83
Chapter 5 AP Mode N220 User’s Guide 83 The following table describes t he labels in this screen. T able 25 MAC Filter LABEL DESCRIPTION Filter T ype Define the filter action for the list of MAC addresses in the MAC address filter table. Select Disable to deactivate the MAC filter feature. Select Reject all to block access t o the N220, MAC addres ...
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ZyXEL Communications N220 - page 84
Chapter 5 AP Mode N220 User’s Guide 84 ...
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ZyXEL Communications N220 - page 85
N220 User’s Guide 85 C HAPTER 6 Maintenance 6.1 Overview This section describes how to unin stall or upgr ade the Z yXEL utility . 6.1.1 What Y ou Can Do in This Section • Learn which version of the Z yXEL utility and device driver you’re currently usi ng. See Section 6.2 on page 86 for details. • R emove the Z yXEL utility from your comput ...
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ZyXEL Communications N220 - page 86
Chapter 6 Maintenance N220 User’s Guide 86 6.2 The About Screen The About screen displays driv er and utility v ersion numbers of the N220. T o display the screen as shown below , click the About ( ) but ton. Figure 61 About The following table describes t he read-only fields in this screen. 6.3 Uninst alling the ZyXEL Utility Fol low the steps b ...
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ZyXEL Communications N220 - page 87
Chapter 6 Mai nt en a nce N220 User’s Guide 87 3 Click Finish to complete uninstal ling the softw a re and restart the computer when prompted. Figure 63 Uninst all: Finish 6.4 Upgrading the ZyXEL Utility Note: Before you uninst all the ZyXEL utility , take note of your current wireless configurations. T o perform the upgr ade, follow the steps be ...
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Chapter 6 Maintenance N220 User’s Guide 88 ...
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89 P ART II T roubleshooting and S p ecifications T roubleshooting (91) Product Specifications (95) ...
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90 ...
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ZyXEL Communications N220 - page 91
N220 User’s Guide 91 C HAPTER 7 Troubleshooting This chapter offers some suggesti ons to solv e problems y ou might encounter . The potential problems are divided into the following categories . • P ower , Hardware Connections, and LEDs • Accessi n g th e ZyXEL Utility • Link Quality • Problems Communicating with Other Computers 7.1 Power ...
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ZyXEL Communications N220 - page 92
Chapter 7 Tr oub l es ho ot ing N220 User’s Guide 92 7.2 Accessing the ZyXEL Utility I cannot access t he ZyXEL Utility 1 Make sure the N220 is properly inserted and the LEDs are on. Refer to the Quick Start Guide for information on how to properly connect the N220. 2 Use the Device Manage r to check for possible hardware conflicts. Click Start & ...
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ZyXEL Communications N220 - page 93
Chapter 7 Troubleshooting N220 User’s Guide 93 7.4 Problems Communicating with Other Computers The computer with the N220 installed cannot communicate with the other computer(s). In Infr astructure Mode • Make sure that the AP and the associat ed computers are turned on and working properly . • Make sure the N220 computer and the associated A ...
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ZyXEL Communications N220 - page 94
Chapter 7 Tr oub l es ho ot ing N220 User’s Guide 94 ...
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ZyXEL Communications N220 - page 95
N220 User’s Guide 95 C HAPTER 8 Product Specifications T able 27 Product Specifications PHYSICAL AND ENVIRONMENTAL Product Name N220 Wireless N-lite USB Adapter Interface USB 2.0 Standards IEEE 802.11b IEEE 802.11g IEEE 802.11n Operating Frequency 2.4GHZ Antenna T ype Chip Operating T emperature 0 - 50 degrees Celsius Storage T emperature -30 - 7 ...
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ZyXEL Communications N220 - page 96
Chapter 8 Pro du ct Spec ifications N220 User’s Guide 96 Tr a n s m i t P o w e r (+/- 1.5 dB) 802.11b: 1/2/5.5/11M: 18.5 dBm 802.11g: 54/48M: 15dBm 24/36M: 15dBm 12/18M: 16dBm 6/9M: 16.5 dBm 802.11n: @ HT20 MCS0~MCS07: 15.5 dBm @ HT40 MCS0~MCS07: 15.5 dBm Re ceiver Sensitivity 802.11b: 11Mbps at -82dBm 802.11g: 54Mbps at -68dBm 802.11n: HT20 at ...
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ZyXEL Communications N220 - page 97
Chapter 8 Product Specifications N220 User’s Guide 97 Operation Channels N. America & T aiwan HT20 2.412GHz~ 2.462GHz 1-11 N. America & T aiwan HT40 2.422GHz~ 2.452GHz 3-9 Euro ETSI HT20 2.412GHz~ 2.472GHz 1-13 Euro ETSI HT40 2.422GHz~ 2.462GHz 3-11 Networking Mode Infrastructure, Ad-Hoc, SoftAP Support Approv als Safety European Union: E ...
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ZyXEL Communications N220 - page 98
Chapter 8 Pro du ct Spec ifications N220 User’s Guide 98 Wireless QoS Wi-Fi Multi Media (WMM) Wi-Fi Protected Setup (WPS) Push button configuration Use device's PIN Use AP or Router's PIN Other WMM power-sa v ing support Compatible with Windows Zero Configur ation T able 27 Product Specifications (continued) ...
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ZyXEL Communications N220 - page 99
99 P ART III Appendices and Index Note: The appendices provide general information. Some det ails may not apply to your N220. Setting Up Y our Computer ’ s IP Address (101) Wireless LANs (131) Windows Wireless Management (147) Wireless for Windows 7 (173) Legal Information (179) Index (183) ...
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ZyXEL Communications N220 - page 100
100 ...
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ZyXEL Communications N220 - page 101
N220 User’s Guide 101 A PPENDIX A Setting Up Y our Computer ’ s IP Address Note: Y our specific N220 may not support all of the operating systems described in this appendix. See the product specifications for mo re information about which operating systems are supported. This appendix shows you how to conf igure the IP setti ngs on your c omput ...
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ZyXEL Communications N220 - page 102
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 102 1 Click Start > Control Panel . Figure 64 Windows XP: S tart Menu 2 In the Control Panel , click the Network Connections icon. Figure 65 Windows XP: Co ntrol Panel ...
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ZyXEL Communications N220 - page 103
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 103 3 Right- click Local Area Connection and then select Properties . Figure 66 Windows XP: Co ntrol Panel > Ne two rk Connections > Properties 4 On the General tab, select Internet Protocol (TCP/IP) and then click Properties . Figure 67 Windows XP: Loca l Area Connection ...
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ZyXEL Communications N220 - page 104
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 104 5 The Internet Protocol TCP/IP Properties window opens. Figure 68 Windows XP: Interne t Protocol (TCP/IP) Properties 6 Select Obtain an IP address automatically i f your network administr ator or ISP assigns your IP addres s dynamically . Select Use the following IP Addres ...
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ZyXEL Communications N220 - page 105
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 105 2 In the Command Prompt window , type "ipconfig" and then press [ENTER]. Y ou can also go to Start > Control Panel > Network Connections , right-click a network connection , click Sta tus and then click the Support tab to view your IP address and connection i ...
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ZyXEL Communications N220 - page 106
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 106 3 Click the Network and Sharing Center icon. Figure 71 Windows V ista: Network And Interne t 4 Click Manage network conne ctions . Figure 72 Windows V ista: Network and Sharing Cente r 5 Right- click Local Area Connection and then select Properties . Figure 73 Windows V is ...
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ZyXEL Communications N220 - page 107
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 107 6 Select Internet Protocol Version 4 (TCP/IPv4) and then select Properties . Figure 74 Windows V ista: Local Area Co nnection Properties ...
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ZyXEL Communications N220 - page 108
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 108 7 The Internet Protocol Versio n 4 (TCP/IPv4) Properties window opens. Figure 75 Windows V ista: Internet Protocol V ersion 4 (TCP/IPv4) Properties 8 Select Obtain an IP address automatically i f your network administr ator or ISP assigns your IP addres s dynamically . Sel ...
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ZyXEL Communications N220 - page 109
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 109 2 In the Command Prompt window , type "ipconfig" and then press [ENTER]. Y ou can also go to Start > Control Panel > Network Connections , right-click a network connection , click Sta tus and then click the Support tab to view your IP address and connection i ...
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ZyXEL Communications N220 - page 110
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 11 0 3 Click Change adapter settings . Figure 78 Windows 7: Network And Sharing Center 4 Double c lick Local Area Connection and then select Properties . Figure 79 Windows 7: Local Are a Connection S tatus Note: During this procedure, click Continue whenever Windows displays a ...
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ZyXEL Communications N220 - page 111
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 111 5 Select Internet Protocol Version 4 (TCP/IPv4) and then select Properties . Figure 80 Windows 7: Local Are a Connection Properties ...
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ZyXEL Communications N220 - page 112
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 11 2 6 The Internet Protocol Versio n 4 (TCP/IPv4) Properties window opens. Figure 81 Windows 7: Internet Protocol V ersion 4 (TCP/IPv4) Properties 7 Select Obtain an IP address automatically i f your network administr ator or ISP assigns your IP addres s dynamically . Select ...
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ZyXEL Communications N220 - page 113
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 11 3 3 The IP settings are display ed as follows. Figure 82 Windows 7: Internet Protocol V ersion 4 (TCP/IPv4) Properties Mac OS X: 10.3 and 10.4 The screens in this section are from Mac OS X 10.4 but can also apply to 10.3. 1 Click Apple > System Preferences . Figure 83 Mac ...
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ZyXEL Communications N220 - page 114
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 11 4 2 In the System Preferences window , click the Network icon. Figure 84 Mac OS X 10.4 : System Preferences 3 When the Network preferences pane opens, select Built-in Ethernet from the network connection type list, and then click Configure. Figure 85 Mac OS X 10.4 : Network ...
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ZyXEL Communications N220 - page 115
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 11 5 4 For d ynamically assigned settings, select Using DHCP from the Configure IPv4 list in the TCP/IP tab. Figure 86 Mac OS X 10.4 : Network Preferences > TCP/IP T ab. 5 For s tatically assigned settings, do t he following: •F r o m t h e Configure IPv4 list, select Manua ...
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ZyXEL Communications N220 - page 116
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 11 6 •I n t h e Router field, t ype the IP address of your device. Figure 87 Mac OS X 10.4 : Network Preferences > Ethernet 6 Click Apply Now and close the window . V erifying Settings Check your TCP/IP properties by clicking Applications > Utilities > Network Utili ...
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ZyXEL Communications N220 - page 117
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 11 7 Mac OS X: 10.5 and 10.6 The screens in this section are from Mac OS X 10.5 but can also apply to 10.6. 1 Click Apple > System Preferences . Figure 89 Mac OS X 10.5 : Apple Menu 2 In System Preferences , click the Net work icon. Figure 90 Mac OS X 10.5 : Systems Preferenc ...
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ZyXEL Communications N220 - page 118
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 11 8 3 When the Network preferences pane opens, select Ethe rnet from the list of available conn ecti on ty pes. Figure 91 Mac OS X 10.5 : Network Preferences > Ethernet 4 From the Configure lis t, sele ct Using DHCP for dynamically assigned settings. 5 For s tatically assi ...
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ZyXEL Communications N220 - page 119
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 11 9 •I n t h e Router field, enter the IP address of your N220. Figure 92 Mac OS X 10.5 : Network Preferences > Ethernet 6 Click Apply and close the wi nd ow . ...
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ZyXEL Communications N220 - page 120
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 120 V erifying Settings Check your TCP/IP properties by clicking Applications > Utilities > Network Utilities , and then selecting the appropriat e Network interface from the Info tab. Figure 93 Mac OS X 10.5 : Network Utility Linux: Ubuntu 8 (GNOME) This section shows y ...
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ZyXEL Communications N220 - page 121
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 121 1 Click System > Administration > Network . Figure 94 Ubuntu 8: System > Administration Menu 2 When the Network Settings wi ndow opens, click Unl ock to open the Authenticate window . (By default, the Unloc k button is greyed out until clicked.) Y ou cann ot make ch ...
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ZyXEL Communications N220 - page 122
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 122 3 In the Authenticate window , enter your ad min a ccount name and password then click the Authenticate button. Figure 96 Ubuntu 8: Admin istrator Account Authentication 4 In the Network Settings window , select the connection that you want to configure, then click Propert ...
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ZyXEL Communications N220 - page 123
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 123 5 The Properties dialog box opens. Figure 98 Ubuntu 8: Net work Settings > Properties •I n t h e Configuration list, select Automatic Configuration (DHCP) if you have a dynamic IP address. •I n t h e Configuration li st, select Static IP address if you hav e a static ...
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ZyXEL Communications N220 - page 124
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 124 7 If you know yo ur DNS server IP address(es), click the DNS tab in the Net work Settings window and then enter the DNS se rv er information in the fields provided. Figure 99 Ubuntu 8: Net work Settings > DNS 8 Click the Close button to apply the changes. V erifying Set ...
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ZyXEL Communications N220 - page 125
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 125 tab. The Interface Statistics column shows data if your connection is working properly . Figure 100 Ubuntu 8: Network T ools Linux: openSUSE 10.3 (KDE) This section shows y ou how to configure y o ur computer’s T CP/IP settings in the K Desktop Environment (KDE) using the ...
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ZyXEL Communications N220 - page 126
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 126 1 Click K Menu > Computer > Administrator Se ttings (YaST) . Figure 101 openSUSE 10.3: K Menu > Computer Menu 2 When the Run as R oot - KDE su dialog opens, enter the admin password and click OK . Figure 102 openSUSE 10.3: K Menu > Computer Menu ...
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ZyXEL Communications N220 - page 127
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 127 3 When the YaST Contro l Center window opens, select Network Devices and then clic k the Network Card icon. Figure 103 openSUSE 10.3: Y aST Control Center 4 When the Network Settings window opens, click the Overview tab, select the appropriate connection Name from the list, ...
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ZyXEL Communications N220 - page 128
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 128 5 When the Network Card Setup window opens, click the Address tab Figure 105 openSUSE 10.3: Ne twork Card Setup 6 Select Dynamic Address (DHCP) if you ha ve a dynamic IP add ress. Select Statically assigned IP Address if y ou ha ve a static IP address. Fill in the IP addre ...
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ZyXEL Communications N220 - page 129
Appendix A Setting Up Your Computer’s IP Address N220 User’s Guide 129 8 If you know yo ur DNS server IP address(es), click the Hostname/DNS tab in Network Settings and then enter the DNS server informat ion in the fields provided. Figure 106 openSUSE 10.3: Ne twork Settings 9 Click Finish to sa ve your settings and close the window . ...
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ZyXEL Communications N220 - page 130
Appendix A Se tting Up Your Computer’s IP Addres s N220 User’s Guide 130 V erifying Settings Click the KNetwork Manager icon on the Task bar t o check your T CP/IP properties. From the Option s sub-m enu, se lect Show Connectio n Information . Figure 107 openSUSE 10.3: KNet work Manager When the Connection Statu s - KNetwork Manager window open ...
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ZyXEL Communications N220 - page 131
N220 User’s Guide 131 A PPENDIX B W ireless LANs Wireless LAN T opologies This section discuss es ad-hoc and infr astructure wireless LAN topologies. Ad-hoc Wireless LAN Configuration The simplest WLAN configur ation is an in depend ent (Ad-hoc) WLAN that connect s a set of computers with wireless adapters (A, B, C). An y time two or more wireles ...
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ZyXEL Communications N220 - page 132
Appendix B Wirele ss LA Ns N220 User’s Guide 132 with each other . When Intra-BSS i s disabled, wireless client A and B can still access the wired network but cannot communicate with eac h other . Figure 1 10 Basic Service Set ESS An Extended Service Set (ESS) c onsists of a series of overlapping BS Ss, each containing an access point, with each ...
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ZyXEL Communications N220 - page 133
Appendix B Wir eless LANs N220 User’s Guide 133 An ESSID (ES S IDentification) uniquely id entifies each ESS . All access points and their associated wirel ess clients within the same ESS must have the same ESSID in order to comm u nicate. Figure 1 1 1 Infrastructure WLAN Channel A channel is the r adio frequency(ies) used by wirel ess devices to ...
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ZyXEL Communications N220 - page 134
Appendix B Wirele ss LA Ns N220 User’s Guide 134 hidden node. Both stations (ST A) are with in range of the access point (AP) or wireless gatewa y , but out -of-r ange of ea ch other , so t hey ca nnot "hear" ea c h other , that is they do not know if the channel is currently being used. Therefore, they are consider ed hi dden from each ...
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ZyXEL Communications N220 - page 135
Appendix B Wir eless LANs N220 User’s Guide 135 Fragment ation Threshold A Fragmentation Threshold is the maximum data fr agment size (between 256 and 2432 bytes) that can be sent in th e wireless network before the AP will fragment the packet into smaller dat a frames. A large Fragmentation Threshold is recommended for networks not prone to inte ...
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ZyXEL Communications N220 - page 136
Appendix B Wirele ss LA Ns N220 User’s Guide 136 sever al intermediate rate steps between the maximum and minimum data r ates. The IEEE 802.11g data rate and modulation are as follows: Wireless Security Overview Wireless security is vital to your ne tw ork to prote ct wireless communica tion between wireless client s, ac ce ss points and t he wir ...
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ZyXEL Communications N220 - page 137
Appendix B Wir eless LANs N220 User’s Guide 137 IEEE 802.1x In June 2001, the IEEE 802.1x standard w a s designed to extend the features of IEEE 802.11 to support extended authentica tion as well as providing addi tional accounting and control features. It is su pported by Windows XP and a number of network devices. Some advantages of IEEE 802.1x ...
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ZyXEL Communications N220 - page 138
Appendix B Wirele ss LA Ns N220 User’s Guide 138 • Access-Challeng e Sent by a RADIUS server requesting more information in order to allow access. The access point sends a proper response from the user and then sends another Access- Request message. The following types of RADIUS messages are exchanged between the access point and the RADIUS ser ...
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ZyXEL Communications N220 - page 139
Appendix B Wir eless LANs N220 User’s Guide 139 However , MD5 auth entication h as some weaknesses. Since the authentication server needs to get the plaintext password s, t he p assword s must be stored. Thus someone other th an the authenti c ati on server may access th e password fi le. In addition, it is possible to impersonate an authenticati ...
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ZyXEL Communications N220 - page 140
Appendix B Wirele ss LA Ns N220 User’s Guide 140 Dynamic WEP Key Exchange The AP maps a unique key that is generated with t he RADIUS server . This key expires when the wireless connection ti me s out, disconnec ts or reauthentication times out. A new WEP key is generated ea ch time reauthenticati on is performed. If this feature is enabled, it i ...
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ZyXEL Communications N220 - page 141
Appendix B Wir eless LANs N220 User’s Guide 141 If the AP or the wireless clients do no t support WP A2, just use WP A or WP A-PSK depending on whether you hav e an external RADIUS server or not. Select WEP only when the AP and/or wirel ess clients do not support WPA or WP A2. WEP is less secure than WP A or WPA2. Encryption WP A improves data en ...
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ZyXEL Communications N220 - page 142
Appendix B Wirele ss LA Ns N220 User’s Guide 142 keys. This prev ent all wireless d evices sharing the same encryption ke ys. (a weakness of WEP) User Authentication WP A and WPA2 apply IEEE 802.1x and Extens ible Authentication Protocol ( EAP) to authenticate wireless clients using an ex ternal RADIUS database. WPA2 reduces the number of key exc ...
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ZyXEL Communications N220 - page 143
Appendix B Wir eless LANs N220 User’s Guide 143 4 The RADIUS server distributes the PMK to the AP . The AP th en sets up a key hierarchy and management system, usin g the PMK to dynamica lly generate unique data encryption k eys. The k eys are used to encrypt every data packet that is wirelessly communicated bet ween the AP and the wireless clien ...
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ZyXEL Communications N220 - page 144
Appendix B Wirele ss LA Ns N220 User’s Guide 144 4 The AP and wireless clients use the TKIP or AES encryption process, the PMK and information exchanged in a handshake to create tempor al encryption keys. They use these keys to encrypt data exchanged between them. Figure 1 14 WP A(2)-PSK Authentication Security Parameters Summary Re fer to thi s ...
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ZyXEL Communications N220 - page 145
Appendix B Wir eless LANs N220 User’s Guide 145 Antenna Overview An antenna couples RF signals onto air . A tr ansmitter within a wireless device sends an RF signal to the antenna, whic h propagates the signal through the air . The antenna also operates in reverse by capturing RF signals from the air . P ositioning the antennas properly increa se ...
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ZyXEL Communications N220 - page 146
Appendix B Wirele ss LA Ns N220 User’s Guide 146 • Omni-directional ante nnas send the RF sign al out in all directions on a horiz ontal plane. The cover age area is torus-sh aped (like a donut) which makes these antennas ideal for a room environment. With a wide cove rage area, it is possible to make circular ov erlapping covera ge areas with ...
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ZyXEL Communications N220 - page 147
N220 User’s Guide 147 A PPENDIX C Windows W ireless Management This appendix shows y ou how to manage y our N220 using the Windows Vista and Windows XP wirel ess configurati on tools. Windows V ist a T ake the follow ing steps to connect to a wireless network using the Windows Vista wireless configuration tool (WLAN AutoConfig). ...
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ZyXEL Communications N220 - page 148
Appendix C Windows Wireless Manageme nt N220 User’s Guide 148 Connecting to a Wireless Network 1 In the Windows Vista taskbar , click Start () > Connect To . Figure 1 15 Vista: S tart Menu The Conne c t To window displa ys, showing all av ailable networks. Figure 1 16 Vista: The Connect T o Window The security status of each wireless netw ork ...
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ZyXEL Communications N220 - page 149
Appendix C Windows Wireless Manageme nt N220 User’s Guide 149 Figure 1 17 Vista: Ad ditional Information 2 Double-click the network’ s name to join th e network, or select a netw ork and click Connect . Note: If the network t o which you want to connect does not display , see the section on setting up a connection ma nually on page 15 1 . ...
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ZyXEL Communications N220 - page 150
Appendix C Windows Wireless Manageme nt N220 User’s Guide 150 3 If security is enabled, you ma y be prompted to enter your security k ey . Figure 1 18 Vista: Enter Security Key Y our computer tries to connect to the wireless network. Figure 1 19 Vist a: Co nnecting If your comput er has connected to the wi reless network successfully , the follow ...
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ZyXEL Communications N220 - page 151
Appendix C Windows Wireless Manageme nt N220 User’s Guide 151 Figure 120 V ista: Succe ssful Connection 4 If you will use this network again, ensure that Save this network is selected. If you sav e the network, you do not have to confi gure its settings again. 5 Select Start this connection automatically if y ou want Windows to always try to use ...
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ZyXEL Communications N220 - page 152
Appendix C Windows Wireless Manageme nt N220 User’s Guide 152 1 Click Set up a connection or network at t he b ot to m of t he Connect to screen. The following screen displays. Figure 121 V ista: Choo se a Connection Option ...
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ZyXEL Communications N220 - page 153
Appendix C Windows Wireless Manageme nt N220 User’s Guide 153 2 Click Manually connect to a wireless network . The following screen displa ys. Figure 122 V ista: Connect Manually The following table describes t he labels in this screen. T able 32 Vista: Connect Manually LABEL DESCRIPTION Network name Enter your network’ s SSID (Service Set IDen ...
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ZyXEL Communications N220 - page 154
Appendix C Windows Wireless Manageme nt N220 User’s Guide 154 3 When you hav e finished filli ng in the fields, click Next . the following scre en displays. Figure 123 V ista: Su ccessfully Added Network 4 If you w ant to make an y changes to the setti ng s you just configured, click Change connection settings . Otherwise, click Connect to... . I ...
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ZyXEL Communications N220 - page 155
Appendix C Windows Wireless Manageme nt N220 User’s Guide 155 1 Click Start () > Connect To . In the Connect to screen, cl i c k Set up a connection or network . The following screen displays. Figure 124 V ista: Se t Up An Ad-hoc Network 2 Select Set up a wireless ad hoc (computer-to-computer) network and click Next . The following screen disp ...
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ZyXEL Communications N220 - page 156
Appendix C Windows Wireless Manageme nt N220 User’s Guide 156 4 Enter the Security key/Passphrase . Everybody on the netw ork must enter this key in thei r computer’s wireless cli ent in order to access the network. If y o u w ant to see the characters y ou entered, select the Display characters box. Otherwise, leave it empty (dots displa y ins ...
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ZyXEL Communications N220 - page 157
Appendix C Windows Wireless Manageme nt N220 User’s Guide 157 Activating Wireless Zero Configuration 1 Click Start , Control Panel and double-c lick Network Connections . 2 Double-click on the icon for wireless network connection. 3 The status window displays as shown below . Click Properties . Figure 127 Windows XP SP1: Wire less Network Connect ...
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ZyXEL Communications N220 - page 158
Appendix C Windows Wireless Manageme nt N220 User’s Guide 158 4 The Wireless Network Connection Properties screen displays. C lick the Wireless Networks tab. Make sure the Use Windows to configure my wireless network settings check box is selected . Figure 129 Windows XP SP1: Wire less Network Connection Properties Figure 130 Windows XP SP2: Wire ...
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ZyXEL Communications N220 - page 159
Appendix C Windows Wireless Manageme nt N220 User’s Guide 159 If you see the following screen, refer to article 871122 on the Microsoft web site for information on starting WZC. Figure 131 Windows XP SP2: WZC Not A vailable Connecting to a Wireless Network 1 Double-click the network icon for wireless connections in the system tr ay to open the Wi ...
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ZyXEL Communications N220 - page 160
Appendix C Windows Wireless Manageme nt N220 User’s Guide 160 2 Windows XP SP2: In the Wireless Network Connection Status screen, click View Wireless Networks to open the Wireless Network Connection screen. Figure 133 Windows XP SP2: Wire less Network Connection S tatus Windows XP SP1: In the Wireless Network Connection Status screen, click Prope ...
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ZyXEL Communications N220 - page 161
Appendix C Windows Wireless Manageme nt N220 User’s Guide 161 3 Windows XP SP2: Click Refresh network list to reload and search for avail able wireless devices within tr ansmission rang e. Select a wireless network in the list and click Connect to join the selected wireless network. Figure 135 Windows XP SP2: Wire less Network Connection The foll ...
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ZyXEL Communications N220 - page 162
Appendix C Windows Wireless Manageme nt N220 User’s Guide 162 Figure 136 Windows XP SP1: Wire less Network Connection Properties 4 4.Windows XP SP2: If the wireless security is activ ated for the selected wireless network, th e Wireless Network Connection screen displays. Y ou must set the related fields in the Wireless Network Connection screen ...
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ZyXEL Communications N220 - page 163
Appendix C Windows Wireless Manageme nt N220 User’s Guide 163 security settings for more information. Otherwise click Can cel and connect to another wireless network without data encry ption. If there is no security activ ated for the selected wireless network, a warning screen appears. Click Con nect Anyway if wireless security is not your conce ...
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ZyXEL Communications N220 - page 164
Appendix C Windows Wireless Manageme nt N220 User’s Guide 164 Association Select a network in the Preferred networks list and click Properties t o view or configure security . Figure 139 Windows XP: Wireless (net work) properties: Association The following table describes t he labels in this screen. T able 36 Windows XP: Wireless (network) proper ...
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ZyXEL Communications N220 - page 165
Appendix C Windows Wireless Manageme nt N220 User’s Guide 165 Authentication Click the Authentication tab in the Wireles s (network) properties screen to display the screen shown next. The fields on this screen are gr ayed out when the network is in Ad-Hoc mode or data enc ryption is disabled. Figure 140 Windows XP: Wire less (network) properties ...
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ZyXEL Communications N220 - page 166
Appendix C Windows Wireless Manageme nt N220 User’s Guide 166 Authentication Properties Select an EAP authenticati on type in the Wireless (netw ork) properties: Authentication screen and click the Properties button to display t he following screen. Protected EAP Properties Figure 141 Windows XP: Protected EAP Properties Properties Click this but ...
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ZyXEL Communications N220 - page 167
Appendix C Windows Wireless Manageme nt N220 User’s Guide 167 The following table describes t he labels in this screen. T able 38 Windows XP: Protected EAP Properties LABEL DESCRIPTION V alidate server certificate Select the check box to verify the certificate of the authentication server . Connect to these serv ers Select the check box and speci ...
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ZyXEL Communications N220 - page 168
Appendix C Windows Wireless Manageme nt N220 User’s Guide 168 Smart Card or other Certificate Proper ties Figure 142 Windows XP: Smart Card or other Certificate Properties The following table describes t he labels in this screen. T able 39 Windows XP: Smart Card or other Ce rtificate Properties LABEL DESCRIPTION Use my smart card Select this chec ...
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ZyXEL Communications N220 - page 169
Appendix C Windows Wireless Manageme nt N220 User’s Guide 169 Ordering the Pref erred Networks Fol low the steps below to manage your preferred networks. ...
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ZyXEL Communications N220 - page 170
Appendix C Windows Wireless Manageme nt N220 User’s Guide 170 1 Windows XP SP2: Click Change the order of preferred networks in the Wireless Network Connection screen (see Figure 135 on page 161 ). The screen displays as shown. Figure 143 Windows XP SP2: Wire less Networks: Preferred Networks Windows XP SP1: In the Wireless Network Connection Sta ...
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ZyXEL Communications N220 - page 171
Appendix C Windows Wireless Manageme nt N220 User’s Guide 171 2 Whenever the N220 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 Re move to delete it or click Properties to view the security , authent i c ...
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ZyXEL Communications N220 - page 172
Appendix C Windows Wireless Manageme nt N220 User’s Guide 172 ...
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ZyXEL Communications N220 - page 173
N220 User’s Guide 173 A PPENDIX D W ireless for Windows 7 Follow these steps to connect to a wi reless network for a computer with the Windows 7 Oper ating S ystem (OS). Y o u shou ld kn ow the ne twork name (SSID) of the wirele ss network to which you want to connect. Y ou sh ould also know the password (pre-shared key (PSK) / passphrase) if the ...
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ZyXEL Communications N220 - page 174
Appendix D Wirele ss for Windo ws 7 N220 User’s Guide 174 2 In the Control Panel , click View network status and tasks under the Network and Internet category . Figure 146 Windows 7: Cont rol Panel 3 Click Change adapter settings . Figure 147 Windows 7: Network And Shar ing Center 4 Right click Wireless Network Connection and select Enable . Figu ...
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ZyXEL Communications N220 - page 175
Appendix D Wireless for Windows 7 N220 User’s Guide 175 A progress indicator appears. Figure 149 Windows 7: Ena bling the Wireless Network Connection When it shows Enabled , you are ready to connect to your wireless network. Connecting to a Wireless Network Once the computer’s wireless adapter ha s been enabled, do the following to connect to a ...
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ZyXEL Communications N220 - page 176
Appendix D Wirele ss for Windo ws 7 N220 User’s Guide 176 2 Select a wireless network and click Connect . Figure 151 Windows 7: Conn ect to the Wireless Networks • If the wi reless network is not password-protected, you should see a progress indicator as follows. Figure 152 Windows 7: Wirele ss Connec tion Progress Indicator • If the wi reles ...
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ZyXEL Communications N220 - page 177
Appendix D Wireless for Windows 7 N220 User’s Guide 177 V erifyi ng the Settings Open a web browser and try to access a website, such as www .zyxel.com. Addition ally , do th e follow ing to c heck yo ur wireless network connection status. 1 Click Start > Control Panel . Figure 154 Windows 7: S tart Menu 2 In the Control Panel , click View net ...
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ZyXEL Communications N220 - page 178
Appendix D Wirele ss for Windo ws 7 N220 User’s Guide 178 3 Check the Connections under View you active networks . If the wireless network na m e displays an d the icon is gr een, you have suc cessfully connected to the wireless network. Figure 156 Windows 7: Network and Sharing Center ...
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ZyXEL Communications N220 - page 179
N220 User’s Guide 179 A PPENDIX E Legal Information Copyright Copyright © 2010 by Z yXEL Communications Corporation. The contents of this publication ma y not be reproduced in any part or as a whole, transcrib ed, stored in a retriev al syst em, tr anslated into any la nguage, or transmitted in an y form or by any me ans, electronic, mechanical, ...
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ZyXEL Communications N220 - page 180
Appendix E Leg al In fo rm at ion N220 User’s Guide 180 This device has been tested and found to comply with the limits for a Clas s B digital device pursuant to P art 15 of th e FCC Rules. These limi ts are designed to provide reasonable protection against harmful interference in a residential installation. This device gener ates, uses , and can ...
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ZyXEL Communications N220 - page 181
Appendix E Legal Information N220 User’s Guide 181 Industry Canada St atement This device complies with RSS-210 of the Industry Canada R ules. Oper ation is subject to the following two conditions: 1) this device may not cause in te r ference and 2) this device must accept any interferen ce, including interfer ence that may cause undesired oper a ...
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ZyXEL Communications N220 - page 182
Appendix E Leg al In fo rm at ion N220 User’s Guide 182 This Class B digital appar atus complies with Canadian ICES-003. Oper ation is subject to the following two conditio ns: (1) this device may not c a us e interference, and (2) this devi ce must accept any interference, including interference that may cause undesi red operation of the device. ...
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ZyXEL Communications N220 - page 183
Index N220 User’s Guide 183 Index A About 86 about your Z yXEL Device 18 Access Point (AP) 38 Access point (AP) 38 Access Point. See also AP . ACT LED 19 activating a profile 67 adapter 68 Ad-Hoc 20 , 65 Advanced Encryption Standard 41 See AES. advanced settings 68 AES 141 antenna directional 146 gain 145 omni-directional 146 Antenna gain 79 Ante ...
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ZyXEL Communications N220 - page 184
Index N220 User’s Guide 184 dynamic WEP key exchange 140 E EAP (Extensible Authentication Protocol) 40 EAP Authentication 138 EAP authentication 41 EAP type 71 EAP-PEAP 40 EAP- TLS 40 EAP- TTLS 40 encryption 141 encryption type 40 , 59 environmental specifications 95 ESS 132 Extended Service S et, See ESS 132 F FCC interference statement 179 frag ...
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ZyXEL Communications N220 - page 185
Index N220 User’s Guide 185 O online help 22 Output power 78 P packet collisions 52 Pairwise Master K ey (PMK) 141 , 143 passphrase 40 , 56 , 80 password 40 PEAP 71 , 72 peer computer 19 , 65 physical specifications 95 power saving mode 68 preamble mode 135 product specifications 95 Profile 62 profile 51 , 63 activation 67 add new 63 configure 29 ...
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ZyXEL Communications N220 - page 186
Index N220 User’s Guide 186 transmission r ate 51 , 63 transmit k ey 56 , 80 transmit r ate 52 trend chart 52 , 53 TT L S 71 U uninstalling the ZyXEL utility 86 upgrading the Z yXEL utility 87 important step 87 user authentication 39 utility installation 20 utility version 86 V Vista 71 , 73 W weight 95 WEP 39 , 56 automatic setup 40 manual setup ...
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ZyXEL Communications N220 - page 187
Index N220 User’s Guide 187 accessing 21 driver version number 86 exiting 21 help 22 reactivating 21 status 21 system tray icon 20 upgrading 87 version number 86 ...
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