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NETGEAR WG511U manuel d'utilisation

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Tout d'abord, le manuel d’utilisation NETGEAR WG511U devrait contenir:
- informations sur les caractéristiques techniques du dispositif NETGEAR WG511U
- nom du fabricant et année de fabrication NETGEAR WG511U
- instructions d'utilisation, de réglage et d’entretien de l'équipement NETGEAR WG511U
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

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Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage NETGEAR WG511U ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles NETGEAR WG511U et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service NETGEAR en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées NETGEAR WG511U, comme c’est le cas pour la version papier.

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Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif NETGEAR WG511U, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation NETGEAR WG511U. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    August 2004 Version v1.0 August 2004 NETGEAR , Inc. 4500 Great America Parkway Santa Clara, CA 95 054 USA User ’ s Manual for the NETGEAR Double 108 Mbp s Wireless PC Card 32-bit CardBus WG51 1U[...]

  • Page 2

    2 August 2004 T echnical Support Please refer to the support information card that shipped with your product. By registering your product at www .netgear .com /register , we c an provide you with faster expert technical support and timely notices of product and software upgrades. NETGEAR, INC. Support Information Phone: 1-888-NET GEAR, for US &[...]

  • Page 3

    August 2004 3 Equipment and Electronic Office Machines aimed at preventing radio interference in such residentia l areas. When used near a radio or TV receiver , it may be come the cause of radio interference. Read instructions f or correct handling. FCC Information to User This product does not cont ain any user serviceable components and is to be[...]

  • Page 4

    August 2004 4 Modifications made to the product, unle ss expressly approved byNETGEAR, Inc., c ould void the user's right to operate the equipment. Export Restrictions This product or software contains encryption cod e which may not be exported or transferred from the US or Canada without an approved US Department of Commerce export license. E[...]

  • Page 5

    Contents 1 August 2004 Content s Chapter 1 About This Manual Audience, Conventions, Publication Dat e ....... ................ ............. ................ ............. ..... 1-1 How to Navigate this Manual .... ................ ................ ............. ................. ................ ........ 1-2 How to Print this Manual . ............[...]

  • Page 6

    August 2004 2 Contents Connecting to an Access Point in Infrastruc ture Mode ................ ................ ............ 4-2 How to Configure an Infrastructure Mode Pr ofile ... ............. ............. ................ ........ 4-3 Connecting to Another PC in Ad-hoc Mode .............. ............. ................. ................ .......[...]

  • Page 7

    Contents 3 August 2004 How Does WP A Compare to WEP? .......... ... .......... ................ ............. ............. ..... B-14 How Does WP A Compare to IEEE 802.1 1i? ......... ............. ............. ................ ..... B-15 What are the Key Features of WP A Securi ty? ....... ............. ................ ............. ..... B-15 [...]

  • Page 8

    August 2004 4 Contents[...]

  • Page 9

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U About This Manual 1-1 August 2004 Chapter 1 About This Manual Congratulations on your purchase of the NETG EAR Doub le 108 Mbps W ireless PC Card 32-bit CardBus WG51 1U. The WG51 1U provides connecti on for multiple personal computers to the Internet through an [...]

  • Page 10

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 1-2 About This Manual August 2004 How to Navigate this Manual The HTML versio n of this manual inc ludes a variet y of navigation features as well as links to PDF versions of the full manual and individu al chapters. Figure 1- 1: HTML version of th is manual 1. [...]

  • Page 11

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U About This Manual 1-3 August 2004 How to Print this Manual T o print this manual you man choose one of th e following several optio ns, according to your needs. • Printing a “How T o” Sequence of S teps in the HTML V iew . Use the Print button on the upper[...]

  • Page 12

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 1-4 About This Manual August 2004[...]

  • Page 13

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Introduction 2-1 August 2004 Chapter 2 Introduction This chapter introduces the featur es, package contents, and a road map of typical applications for the NETGEAR Doub le 108 Mbps W ireless PC Card 32-bit CardBus WG51 1U. The WG51 1U gives you ultimate mobility[...]

  • Page 14

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 2-2 Introduction August 2004 802.1 1a and 802.1 1b/g Wireless Networking The WG51 1U W ireless PC Card provides 802.1 1a-, b-, and g-compliant wireless communications, providing continuo us, high-speed up to 108 Mbps access to your wireless network. The WG51 1U [...]

  • Page 15

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Introduction 2-3 August 2004 A Road Map for ‘How to Get There From Here’ The introduction and adoption of any new tech nology can be a difficult process. W ireless technology has removed one of the b arriers to networking—running wires. It allows more peop[...]

  • Page 16

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 2-4 Introduction August 2004 Protect my wireless connection from snooping, hacking, or information theft. 1. A wireless network with authentication and encryption enabled. 2. Wireless networking equipment that supports encryption, such as the WG51 1 U and all NE[...]

  • Page 17

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Introduction 2-5 August 2004 Exchange files between a wirelessly connected notebook computer and other computers in a my combined wireless and wired network. 1. The notebook computer I am using to connect to th e wireless network needs to be configured with the [...]

  • Page 18

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 2-6 Introduction August 2004 Use printers in a combined wireless and wired network. 1. The notebook computer I am using to connect to th e wireless network needs to be configured with the Windows Client and File and Print Sharing. 2. The notebook computer I am u[...]

  • Page 19

    Basic Setup 3-1 August 2004 Chapter 3 Basic Setup This chapter describes how to install your N ETGEAR Double 108 Mbps W ireless PC Card 32-bit CardBus WG51 1U and set up basic wireless conn ectivity on your W ireless Local Area Network (WLAN). Advanced wireless network config uration is covered in Chapter 4, “Netgear Smart W irele ss W izard” i[...]

  • Page 20

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 3-2 Basic Setup August 2004 • W indows XP Home, W indows XP Professional, 20 00, Me, 98SE or 98 • Some versions of Windows may ask for the or iginal W indows operatin g system installation files to complete the installation of the WG51 1U driver so ftware. O[...]

  • Page 21

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Basic Setup 3-3 August 2004 WG51 1U Default Wireless Configuration Settings If this is a new wireless network installation, use the factory default settings to set up the network and verify wireless connectivity . If this is an ad dition to an existing wireless [...]

  • Page 22

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 3-4 Basic Setup August 2004 Basic Inst allation Instructions Use the procedure below th at corresponds to the v ersion of W indows you are using. For Windows XP Users Inst alling a WG51 1U Install the WG51 1U driver and configuration utility softwar e. a. Power [...]

  • Page 23

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Basic Setup 3-5 August 2004 Insert the NETGEAR Double 108 Mbps Wir eless PC Card 32-bit CardBus WG51 1U. a. Locate an availab le CardBus slot on the side of your notebook. Hold the PC Card with the NETGEAR logo facing up and insert it into the CardBus slot. Afte[...]

  • Page 24

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 3-6 Basic Setup August 2004 Configur e your WG51 1U. a. Click the icon on the W indows desktop or in the system tray to open the WG51 1U Smart Wi reless Settings Utility . The utility opens to the Settings tab page. b. For the Network Name (SSID), use the defaul[...]

  • Page 25

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Basic Setup 3-7 August 2004 V erify wireless connectivity to your network. a. V erify that your Connection and Status Monitor information ma tches your wireless network. b. Check the two LEDs on the WG51 1U: c. V erify connectivity to the Internet or network res[...]

  • Page 26

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 3-8 Basic Setup August 2004 For Windows 2000 & 98/Me Users Inst alling a WG51 1U Install the WG51 1U driver and configuration utility softwar e. Note: W indows 2000 may require you to be logged on with ad ministrator rights. a. Power on your n otebook, let t[...]

  • Page 27

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Basic Setup 3-9 August 2004 Insert the NETGEAR Double 108 Mbps Wir eless PC Card 32-bit CardBus WG51 1U. a. Locate an availab le CardBus slot on the side of your notebook. Hold the PC Card with the NETFGEAR logo facing up and insert it into the CardBus slot. Aft[...]

  • Page 28

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 3-10 Basic Setup August 2004 Configur e your WG51 1U and save the Profile . a. Click the icon on the W indows desktop or in the system tray to open the WG51 1U Smart Wi reless Settings Utility . The utility opens to the Settings tab page. b. For the Network Name[...]

  • Page 29

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Basic Setup 3-11 August 2004 V erify wireless connectivity to your network. a. V erify that your Connection and Status Monitor information ma tches your wireless network. b. Check the two LEDs on the WG51 1U: c. V erify connectivity to the Internet or network re[...]

  • Page 30

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 3-12 Basic Setup August 2004 WG51 1U Wireless Connection Indicators The NETGEAR Do uble 108 Mbps W ireless PC Card 32-bit CardBus WG51 1U provides the following three indi cators which give you feedba ck on the status of your wireless connection: • The two LED[...]

  • Page 31

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Basic Setup 3-13 August 2004 Interpreting System T ray Icon Colors The System T ray (SysT ray) resides on one end o f the taskbar in the Micro soft W indows desktop. Color Condition Description Red The wireless PC Card has no connection to any other wireless nod[...]

  • Page 32

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 3-14 Basic Setup August 2004 T roubleshooting Use the information below to solv e common problems yo u may encounter . Also, please refer to the knowledge base on the NETGEAR web site at www .netgear .com/support/main.asp . Basic T ip s If you have problems conn[...]

  • Page 33

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Basic Setup 3-15 August 2004 T roubleshooting Frequently Asked Questions 1. Question: The product literature says the WG51 1U can operate at 108 Mbps. Why do I see no more than 54 Mbps speed on my WG51 1U Smart Configur ation Utility status l ine? Answer: Y ou a[...]

  • Page 34

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 3-16 Basic Setup August 2004 6. Question for XP Professional and XP Home u ser only: How do I use XP’ s own W ireless configuration utility that came with the W indows XP? Answer: The NETGEAR WG51 1U software is design ed in such way that user will be asked to[...]

  • Page 35

    Netgear Smart Wireless Wizard 4-1 August 2004 Chapter 4 Netgear Smart Wireless W izard This chapter describes how to use the Netgear Smart W ireless W izar d configuration, profiles, and monitoring features with your NETGEAR Double 108 Mbps W ireless PC Card 32-bit CardBus WG51 1U. Underst anding the C onfiguration Options The WG51 1U configura tio[...]

  • Page 36

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 4-2 Netgear Sma rt Wireless Wizard August 2004 For example, if you use your n otebook PC to connect to a wireless network in an office and a wireless network in your home, you can create a profile for each wireless network. Then, you can easily load the profile [...]

  • Page 37

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Netgear Smart Wireless Wizard 4-3 August 2004 How to Configure an Infrastructure Mode Profile Use these instructions to configure infrastructur e mode profiles fo r conn ecting to access points. 1. Run the WG51 1U Smar t Wir eless Wizard. a. Make sure the WG51 1[...]

  • Page 38

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 4-4 Netgear Sma rt Wireless Wizard August 2004 b. Click Save Pr ofile . All the configuration settings are saved in this profile. c. Click Apply . d. Click Close to exit the configuration ut ility or Cancel to return to the previous settings 4. V erify wireless [...]

  • Page 39

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Netgear Smart Wireless Wizard 4-5 August 2004 How to Configure an Ad-hoc Mode Network Note : Ad-hoc mode will not work using DHCP settin gs. Ad-hoc mode requir es static IP addresses (such as 192.168.0.1) . For instructions on setting up static IP addresses on a[...]

  • Page 40

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 4-6 Netgear Sma rt Wireless Wizard August 2004 c. Select Computer -to-Computer (Ad-Hoc) for the Network T ype. Enter the SSID for the Ad-Hoc network. d. Click Initiate Ad-Hoc . The Ad-Hoc Setting di alog box appears. Figure 4-5: Ad-Hoc Sett ing p age — In the [...]

  • Page 41

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Netgear Smart Wireless Wizard 4-7 August 2004 a. On the W indows taskbar click the Start button, and then click Run. b. Assuming the targ et PC is configured w ith 192.1 68.0.1 as its IP address, type ping -t 192.168.0.1 and then click OK. c. This will cause a c[...]

  • Page 42

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 4-8 Netgear Sma rt Wireless Wizard August 2004 Underst anding the Advanced Settings Page The Advanced settings should not require adjustment. Except for the power saving setting, changing any of the settings inco rrectly on this page could cause your wireless co[...]

  • Page 43

    Wireless Security Configuration 5-1 August 2004 Chapter 5 Wireless Security Configuration This chapter describes how to configure the s ecurity features of your NETGEAR Double 108 Mbps W ireless PC Card 32-bit CardBus WG51 1U. Underst anding the Security Options For a full discussion of wireless security technologies, please see “W ireless Securi[...]

  • Page 44

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 5-2 Wireless Security Configuration August 2004 Using WEP Security Y ou can strengthen the security of your wireless connection by enabling W ired Equivalent Privacy (WEP) encryption of the wireless data communica tions. For more informati on on 802.1 1 wireless[...]

  • Page 45

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Security Configuration 5 -3 August 2004 WEP Security Settings Wo rksheet Print this form, fill in the configuration paramete rs and put it in a safe pl ace for possible future reference. For an existing wirele ss network , the person who set up the netw[...]

  • Page 46

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 5-4 Wireless Security Configuration August 2004 How to Configure WEP Encryption Security Follow the steps below to conf igure WEP Encryption Security . 1. Run the WG51 1U Smar t Wir eless Wizard. a. Make sure the WG51 1U software is installe d and the WG51 1U is[...]

  • Page 47

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Security Configuration 5 -5 August 2004 b. Select how you will enter the Key and the key size. The choices are: • Create Key with Passphrase. Th e characters are case sensitive. • Enter Key Manually Select the encryption strength choices are: • 64[...]

  • Page 48

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 5-6 Wireless Security Configuration August 2004 WP A -PSK Security Settings Worksheet Print this form, fill in the configuration paramete rs and put it in a safe pl ace for possible future reference. For an existing wirele ss network , the person who set up the [...]

  • Page 49

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Security Configuration 5 -7 August 2004 3. Configure the WP A-PSK settings. a. Under Security , select the WP A-PSK radio button. Figure 5-2: WP A-PSK settings screen b. Enter the Passphrase (Pre-Shared Key). c. Click OK , then click Appl y for the chan[...]

  • Page 50

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 5-8 Wireless Security Configuration August 2004[...]

  • Page 51

    Technical Specifications A-1 August 2004 Appendix A T echnical S pecifications This appendix provides technical specifica tions for the NETGEAR Double 108 Mbps W ireless PC Card 32-bit CardBus WG51 1U . Antennae 2 Integrated internal diversi ty antennas S tandards 802.1 1a, 802.1 1g, 802.1 1b Radio Data Rate Auto Rate Sensing •802.1 1a 6, 9, 12, [...]

  • Page 52

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U A-2 Technical Specifications August 2004[...]

  • Page 53

    Wireless Networking Basics B-1 August 2004 Appendix B Wireless Networking Basics This chapter provides an overview of wireless networking and security . Wireless Networking Overview The WG51 1U W ireless PC Card conforms to the In stitute of Electrical and Electronics Engineers (IEEE) 802.1 1b standard for wireless LANs (WLANs) and a product update[...]

  • Page 54

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-2 Wireless Networking B asics August 2004 Ad Hoc Mode (Peer- to-Peer Workgroup) In an ad hoc network, computers are brought together as needed; thus, there is no structure or fixed points to the network - each node can g enerally communicate with any ot her no[...]

  • Page 55

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-3 August 2004 802.1 1b/g Wireless Channels IEEE 802.1 1b/g wireless nodes communicate with each other using radio frequency signals in the ISM (Industrial, Scientific, and Medical) band between 2.4 GHz and 2.5 GHz. Neighboring channe[...]

  • Page 56

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-4 Wireless Networking B asics August 2004 Note: The availab le channels supp orted by the wireless products in va rious countries are dif ferent. For example, Channels 1 to 1 1 are supported in the U.S. and Canada, and Channels 1 to 13 are supported in Europe [...]

  • Page 57

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-5 August 2004 Figure B-1: IEEE 802. 1 1a Channel Allocations The WG51 1U user can use thirtee n channels in non-turbo mode. T able B-3: 802.1 1a T urbo Mode Off Radio Frequency Channels T urbo Mode OFF Channel Frequency 36 5.180 GHz [...]

  • Page 58

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-6 Wireless Networking B asics August 2004 The WG51 1U user can use five channels in turbo mode. The available channels supported by the wirele ss products in various countries are different. Wireless Security Overview W ireless technology is evolving rapidly t[...]

  • Page 59

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-7 August 2004 •8 0 2 . 1 x 802.1x defines port-based, network access cont rol used to provide authenticated network access and automated data encryption key mana gement. • Cisco LEAP Light Extensible Authenticatio n Protocol (LEA[...]

  • Page 60

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-8 Wireless Networking B asics August 2004 Figure B-2: 802.1 1 open system authentication The following steps occur when two de vices use Open System Authentication: 1. The station sends an authentica tion request to the access point. 2. The access point auth e[...]

  • Page 61

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-9 August 2004 2. The access point sends challenge text to the station. 3. The station uses its co nfigured 64-bit or 128-b it default key to encrypt the challenge text, and sends the encrypted text to the access point. 4. The access [...]

  • Page 62

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-10 Wirele ss Network ing Basi cs August 2004 When configured fo r 128-bit encryption, 802 .1 1 products typically support four WEP Keys but some manufacturers support only one 128-bit key . The 128-bit WEP Key is expressed as 13 sets of two hexadecimal digits [...]

  • Page 63

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-11 August 2004 Note: Some 802.1 1 access points also support Use WEP for Authentication Only (Shared Key Authentication without data encryption). However , the WG51 1U does not offer this option. 802.1x Port Based Network Access Cont[...]

  • Page 64

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-12 Wirele ss Network ing Basi cs August 2004 IEEE 802.1x offers an ef fective framework for authenticating and controlling user traffic to a protected network, as well as dynamically varyin g encryption keys. 802 .1x ties a protocol called EAP (Extensible Auth[...]

  • Page 65

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-13 August 2004 7. If the authentication server accepts the client, then the access point will transition the client's port to an authorized state and forward additional traffic. Initial 802.1x communications begin wi th an unaut[...]

  • Page 66

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-14 Wirele ss Network ing Basi cs August 2004 The IEEE introduced the WEP as an optional secu rity measure to secure 802.1 1 (W i-Fi) WLANs, but inherent weaknesses in the standard soon became obvious. In response to this situation, the W i-Fi Alliance announce[...]

  • Page 67

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-15 August 2004 For 802.1 1, WEP encryption is opt ional. For WP A, encryption using T emporal Key Integrity Protocol (TKIP) is required. TK IP replaces WEP with a new encryp tion algorithm that is stronger than the WEP algorithm, but[...]

  • Page 68

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-16 Wirele ss Network ing Basi cs August 2004 Figure B-5: WP A Overview The strength WP A comes from an integrated se quence of operations that encompass 802.1X/EAP authentication and sophisticated key management and encryption techniques. Its major operations [...]

  • Page 69

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-17 August 2004 The supplicant in the st ation uses the authentication and ciph er suite information contained in the information elements to deci de which authentication method and cipher suite to use. For example, if the access poin[...]

  • Page 70

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-18 Wirele ss Network ing Basi cs August 2004 The AP sends Beacon Frames with WP A informatio n element to the stations in the service set. Information ele ments include th e required authent ication method (802.1x or Pre-shared key) and the preferred cipher su[...]

  • Page 71

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-19 August 2004 Note : For environments with a Remote Auth enticati on Dial-In User Service (RA DIUS) infrastructure, WP A supports Extensible Auth entication Protocol (EAP ). For environments without a RADIUS infrastructure, WP A sup[...]

  • Page 72

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-20 Wirele ss Network ing Basi cs August 2004 W ith 802.1 1 and WEP , data integrity is provided by a 32-bit integrity ch eck value (ICV) that is appended to the 802.11 payload and encrypted with WEP . Although the ICV is encr ypted, you can use cryptanalysis t[...]

  • Page 73

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Wireless Networking Basics B-21 August 2004 • W ireless network adapters • W ireless client programs Check the NETGEAR web site fo r WP A-ena bled updates to NETGEAR products. For wireless devices in your network from ot her vendors, check with the vendor re[...]

  • Page 74

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U B-22 Wirele ss Network ing Basi cs August 2004[...]

  • Page 75

    Preparing Your PCs for Network Access C-1 August 2004 Appendix C Prep aring Y our PCs for Network Access This appendix describes how to prepare your PCs to connect to the Internet through the NETGEAR Double 108 Mbps W ireless PC Card 32-bit Card Bus WG51 1 U. For adding file and print sharin g to your networ k, pl ease consult the W indows help inf[...]

  • Page 76

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U C-2 Pr eparing Your PCs for Network Access August 2004 1. On the W indows taskbar, click the S tart button, point to Settings, and th en click Control Panel. 2. Double-click the Network icon. The Network window o pens, which disp lays a list of install ed compon[...]

  • Page 77

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Preparing Your PCs for Network Access C-3 August 2004 a. Click the Add button. b. Select Client, and then click Ad d. c. Select Microsoft. d. Select File and Print Sharing for Mi crosoft Networks, and then click OK. 3. Restart your PC for the changes to take ef [...]

  • Page 78

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U C-4 Preparing Your PCs for Network Access August 2004 V erify the following settings as shown: • Client for Microsoft Network exists • Ethernet adapter is present • TCP/IP is present • Primary Network Logon is set to W indows logon Click on the Propertie[...]

  • Page 79

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Preparing Your PCs for Network Access C-5 August 2004 Selecting Windows’ In ternet Access Method 1. On the W indows taskbar, click the S tart button, point to Settings, and th en click Control Panel. 2. Double-click the Internet Options icon. 3. Select “I wa[...]

  • Page 80

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U C-6 Preparing Your PCs for Network Access August 2004 2. Ty p e winipcfg , and then click OK. The IP Configuration window opens, which lists (a mong other things), your IP address, subnet mask, and default gateway . 3. From the drop-down box, select your Etherne[...]

  • Page 81

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Preparing Your PCs for Network Access C-7 August 2004 DHCP Configuration of TCP /IP in Windows XP or 2000 Y ou will find there are many similarities in th e procedures for different W indows systems whe n using DHCP to configure TCP/IP . The following steps will[...]

  • Page 82

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U C-8 Preparing Your PCs for Network Access August 2004 Now you should be at the Local Area Network Connection S tatus window . This box displays the conn ection status, duration, speed, a nd activity statistics. Administrator logon access rights are needed to use[...]

  • Page 83

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Preparing Your PCs for Network Access C-9 August 2004 DHCP Configuration of TC P/IP in Windows 2000 After you install a network card, TCP /IP for W indows 2000 is config ured and set to DHCP without your having to configure it. However , if there are proble ms, [...]

  • Page 84

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U C-10 Preparing Your PCs for Network Acce ss August 2004 The Local Area Connection Pr operties dialog box app ears. V erify that you ha ve the correct Ethernet card selected in the Connect using: box and that the following two items are displayed and selected in [...]

  • Page 85

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Preparing Your PCs for Network Acce ss C-11 August 2004 V erifying TCP/IP Properti es for Windows XP or 2000 T o check your PC’ s TCP/IP configuration: 1. On the W indows taskbar , click the Start button, and then click Run. The Run window opens. 2. Ty p e cmd[...]

  • Page 86

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U C-12 Preparing Your PCs for Network Acce ss August 2004[...]

  • Page 87

    August 2004 Glossary 1 Glossary List of Glossary T erms Use the list below to find definitions for technical terms used in this manual. 10BASE-T IEEE 802.3 specification for 10 Mbps Ethernet over twisted pair wiring. 100BASE-Tx IEEE 802.3 specification for 100 Mbps Ethernet over twis ted pair wiring. 802.1x 802.1x defines port-based , network acces[...]

  • Page 88

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 2 Glossary August 2004 ADSL Short for asymmetric digital subscri ber line, a technology that allows data to be sent over existi ng copper telephone lines at data rates of from 1.5 to 9 Mbps when receiving data (known as th e downstream rate ) and from 16 to 640 [...]

  • Page 89

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Glossary 3 August 2004 ADSL requires a special ADSL modem. ADSL is growing in popularity as more ar eas around the world gain access. Dynamic Host Con figuration Protoc ol DHCP . An Ethernet pr otocol specifying how a centrali zed DHCP server can assi gn ne twor[...]

  • Page 90

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 4 Glossary August 2004 IP Address A four-byte number uniquely defining each host on the Internet, usually written in dotted-decimal notation with periods separating th e bytes (for example, 134. 177.244.57). Ranges of addresses are assigned by Internic, an organ[...]

  • Page 91

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Glossary 5 August 2004 MAC address The Media Access Control address is a unique 48-bit hardware address assigned to every network interface card. Usually written in the form 01:23 :45:67:89:ab. Mbp s Megabits per second. NetBIOS The Network Basic Input Output Sy[...]

  • Page 92

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 6 Glossary August 2004 Routing Information Protocol RIP . A pro tocol in which routers periodically excha nge information with one an other so that they can determine minimum distance paths be tween sources and destinations. router A device that forwards data be[...]

  • Page 93

    User’s Manual for the NETGEAR Double 108 Mb ps Wireless PC Card 32-bit CardBus WG511U Glossary 7 August 2004 WEB Proxy Server A W eb proxy server is a specialized HTTP server that allows clients access to th e Internet from behind a firewall. The proxy server listens for requests from clients within the firewall and forwards these requests to rem[...]

  • Page 94

    User’s Manual for the NETGEAR Double 108 Mbps Wirele ss PC Card 32-bit CardBus WG511U 8 Glossary August 2004[...]

  • Page 95

    Index 1 Numerics 802.1 1b 1 A ad-hoc mode 2 B BSSID 2 E ESSID 2 F features 1 I infrastructure mode 2 IP networking for W indows 1 , 6 L LEDs description 7 , 11 , 12 O Open System authenticat ion 7 P passphrase 2 R R TS Threshold 4 , 5 , 7 S Shared Key authenticati on 7 SSID 3 , 2 T TCP/IP properties verifying for W indows 5 W WEP 2 , 10 Wi - F i 1 [...]