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User Manual for the NETGEAR RangeMax™ Wireless USB 2.0

1. C 10 Preparing Your PCs for Network Access 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Verifying TCP IP Properties for Windows XP or 2000 To check your PC s TCP IP configuration 1 On the Windows taskbar click the Start button and then click Run The Run window opens 2 Type cma and then click OK A command window opens 3 Type ipconfig all Your IP Configuration information will be listed and should match the values below if you are using the default TCP IP settings that NETGEAR recommends for connecting through a router or gateway e The IP address is between 192 168 0 2 and 192 168 0 254 e The subnet mask is 255 255 255 0 e The default gateway is 192 168 0 1 4 Type exit Preparing Your PCs for Network Access C 11 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 C 12 Preparing Your PCs for Network Access 202 10076 01 Glossary 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 twisted pair wiring 802 11b IEEE specification for wireless networking at 11 Mbps using direct sequence spread spectrum DSSS technology and operating in the unlicensed radio spectrum at 2 5GHz 802 119 An IEEE specification for wireless net
2. Exchange files between a wirelessly connected PC and other computers in a my combined wireless and wired network What Do I Do Use the Windows Network Neighborhood feature to browse for computers in the combined wireless and wired network Browse the hard drive of the target computer in the network in order to locate the directory or files you want to work with Use the Windows Explorer copy and paste functions to exchange files between the computers What s Needed A Road Map for How to Get There From Here The PC I am using to connect to the wireless network needs to be configured with the Windows Client and File and Print Sharing The PC I am using to connect to the wireless network needs to be configured with the same Windows Workgroup or Domain settings as the other Windows computers in the combined wireless and wired network Any Windows networking security access rights such as login user name password that have been assigned in the Windows network or for sharing particular files must be provided when Windows prompts for such information If so called Windows peer Workgroup networking is being used the drive file system directory or file need to be enabled for sharing How Do For assistance with Windows networking software see Preparing Your Computers for TCP IP Networking on page C 1 for configuration scenarios or
3. 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 The supplicant in the station uses the authentication and cipher suite information contained in the information elements to decide which authentication method and cipher suite to use For example if the access point is using the Pre shared key method then the supplicant need not authenticate using full blown 802 1X Rather the supplicant must simply prove to the access point that it is in possession of the pre shared key If the supplicant detects that the service set does not contain a WPA information element then it knows it must use pre WPA 802 1X authentication and key management in order to access the network e Key management WPA features a robust key generation management system that integrates the authentication and data privacy functions Keys are generated after successful authentication and through a subsequent 4 way handshake between the station and Access Point AP e Data Privacy Encryption Temporal Key Integrity Protocol TKIP is used to wrap WEP in sophisticated cryptographic and security techniques to overcome most of its weaknesses e Data integrity TKIP includes a message integrity code MIC at the end of each plaintext message to ensure messages are not being spoofed Client with a WPA enabled For example a For example a wireless adapter and WPA enabled AP RADIUS server supplicant RS g Supplicant Authenticator Authen
4. Basic Setup 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Configure your WPN111 a Click the 3 icon on the Windows desktop or in the system tray to open the WPN111 Smart Wizard Wireless Settings Utility The utility opens to the Settings tab page Click Help for instructions on using the Smart Wizard Wireless Utility b Change the Network Name SSID to match your network Tip As an alternative to typing in the SSID you can use the drop down list or the Networks tab to view the available wireless networks and choose the one you want c Click Apply to activate the connection You can also enter a profile name and click Save Profile to store the current settings Tip Create profiles called work and home Then activate whichever one you need for your current location Click here te apen the configuration utility WPN111 system tray icon NETGEAR SMART WIZARD Wireless Assistant WPN111 Networks Statatics About G E A R Selected Adapter NETGEAR RangeMax TM Weeless USB 20A News Profie 7 Rave Profle Network Name S510 aoe NETGEAR gt Owatle wer Advanced Setegs Network Type G CHD Access Pont friaa r yy Computerto computer Ad Hac Smart Wizard Wireless Utility Settings page Tip Click Help to view the context sensitive help information Note The NETGEAR default settings are Infrastructure mode with Any first
5. User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 NETGEAR NETGEAR Inc 4500 Great America Parkway Santa Clara CA 95054 USA 202 10076 01 Version v1 0 February 2005 202 10076 01 Technical Support Please refer to the support information card that shipped with your product By registering your product at http www netgear com register we can provide you with faster expert technical support and timely notices of product and software upgrades NETGEAR INC Support Information Phone 1 888 NETGEAR for US amp Canada only For other countries see your Support information card E mail support netgear com Web site http www netgear com Statement of Conditions In the interest of improving internal design operational function and or reliability NETGEAR reserves the right to make changes to the products described in this document without notice NETGEAR does not assume any liability that may occur due to the use or application of the product s or circuit layout s described herein 2005 NETGEAR Inc NETGEAR the NETGEAR logo The Gear Guy and Everybody s Connecting are trademarks or registered trademarks of NETGEAR Inc in the United States and or other countries Microsoft and Windows are registered trademarks of Microsoft Corporation in the United States and or other countries Other brand and product names are trademarks or registered trademarks of their respective holders Informa
6. check with the vendor regarding WPA support Wireless Networking Basics B 21 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 B 22 Wireless Networking Basics 202 10076 01 Appendix C Preparing Your PCs for Network Access This appendix describes how to prepare your PCs to connect to the Internet through the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 For adding file and print sharing to your network please consult the Windows help information included with the version of Windows installed on each computer on your network Preparing Your Computers for TCP IP Networking Computers access the Internet using a protocol called TCP IP Transmission Control Protocol Internet Protocol Each computer on your network must have TCP IP installed and selected as its networking protocol If a Network Interface Card NIC is already installed in your PC then TCP IP is probably already installed as well Most operating systems include the software components you need for networking with TCP IP Windows 95 or later includes the software components for establishing a TCP IP network In your TCP IP network each PC and the firewall must be assigned a unique IP addresses Each PC must also have certain other TCP IP configuration information such as a subnet mask netmask a domain name server DNS address and a default gateway address In most cases you should install TCP IP so that the PC o
7. network type 3 Click Initiate Ad Hoc The Ad Hoc Setting dialog box will appear as shown below Ad Hoc Setting Start Ad Hoc 2 4GHz 802 11g v Channel Automatic y Cancel Figure 4 4 Ad Hoc Setting page 4 Choose the wireless settings for your Ad Hoc computer to computer network If you notice interference problems with another nearby wireless device select a channel that is not being used by any other wireless networks near your wireless adapter Use the Networks tab page to identify the channels in use in your area 5 Click OK 4 6 Configuration 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Note The channel number differs depending on the country The connection speed automatically defaults to the highest speed Enabling Wireless Security Features You can strengthen the security of your wireless connection by enabling Wired Equivalent Privacy WEP encryption of the wireless data communications For more information on 802 11 wireless security see WEP Authentication on page B 7 In addition to the WPN111 wireless security features you should also configure appropriate LAN network security features such as requiring a user name and password to access the shared resources in your network The procedures below identify how to configure the WEP encryption settings of your NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Identifying the Wi
8. Exposure This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment This equipment should be installed and operated with minimum distance of 20 cm between the radiator and your body This transmitter must not be co located or operating in conjunction with any other antenna or transmitter Declaration Of Conformity We NETGEAR Inc 4500 Great America Parkway Santa Clara CA 95054 declare under our sole responsibility that the model WPN111 Cardbus Card Wireless Adapter complies with Part 15 of FCC Rules Operation is subject to the following two conditions This device may not cause harmful interference and This device must accept any interference received including interference that may cause undesired operation Regulatory Compliance Information This section includes user requirements for operating this product in accordance with National laws for usage of radio spectrum and operation of radio devices Failure of the end user to comply with the applicable requirements may result in unlawful operation and adverse action against the end user by the applicable National regulatory authority NOTE This product s firmware limits operation to only the channels allowed in a particular Region or Country Therefore all options described in this user s guide may not be available in your version of the product FCC Requirements for Operation in the United States Radio Frequency Interference Wa
9. Installing a WPN111 Install the WPN111 driver and configuration utility software Note Windows 2000 may require you to be logged on with administrator rights a Power on your PC let the operating system boot up completely and log in as needed b Insert the Resource CD for the WPN111 into your CD ROM drive The CD main page shown at the right will load c Click Install Driver and Utility Follow the InstallShield Wizard steps You will be prompted to choose the country you are located in Select your location from the list d Click Finish when done and if prompted restart your computer NETGEAR 108 fa MARTWIZARD installanion exstsrent on y a ean View Manval and Tutorials ts Install Adobe Acrobat WPN111 Resource CD Note If this screen fails to load automatically browse to the CD and double click on autorun exe NETGEAR SMART WIZARD Installation Assistant WPN111 NETGEA SMARTWIZARD Welcome InstallShield Assistant will install NETGEAR WPN111 Wireless USB2 0 Adapter Device Driver and Configuration Utility on your computer To continue click Next InstallShield Wizard Note If a Windows 2000 Digital Signature warning appears click Yes to proceed 3 8 202 10076 01 Basic Setup User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Install the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 a Locate an available US
10. Internet connection e Ad Hoc Mode An 802 11 networking framework in which devices or computers communicate directly with each other without the use of an AP For example Ad Hoc Mode is used when two Windows computers are configured with file and print sharing enabled and you want to exchange files directly between them 3 2 Basic Setup 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Both of these configuration options are available with the RangeMax WPN111 Wireless USB 2 0 Adapter Infrastructure configuration procedures for basic network connectivity are covered below Advanced infrastructure configuration procedures and ad hoc configuration are covered in Chapter 4 Configuration of this manual WPN111 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 addition to an existing wireless network you will need to identify the wireless configuration and security parameters already defined Your NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 factory default basic settings are e Network Name Service Set Identification SSID Any First available network Note In order for the RangeMax WPN111 Wireless USB 2 0 Adapter to communicate with a wireless access point or wireless adapter all devices must be configured with the same wireless n
11. Routing Information Protocol RIP A protocol in which routers periodically exchange information with one another so that they can determine minimum distance paths between sources and destinations router A device that forwards data between networks An IP router forwards data based on IP source and destination addresses SSID A Service Set Identification is a thirty two character maximum alphanumeric key identifying a wireless local area network For the wireless devices in a network to communicate with each other all devices must be configured with the same SSID This is typically the configuration parameter for a wireless adapter It corresponds to the ESSID in the wireless Access Point and to the wireless network name See also Wireless Network Name and ESSID Subnet Mask A mask used to determine what subnet an IP address belongs to Subnetting enables a network administrator to further divide an IP address into two or more subnets TCP IP The main internetworking protocols used in the Internet The Internet Protocol IP used in conjunction with the Transfer Control Protocol TCP form TCP IP WAN A long distance link used to extend or connect remotely located local area networks The Internet is a large WAN WEB Proxy Server A Web proxy server is a specialized HTTP server that allows clients access to the Internet from behind a firewall The proxy server listens for requests from clients within the firewall and forwards these
12. Typographical conventions italics Emphasis bold User input Enter Named keys in text are shown enclosed in square brackets Small Caps File and directory names This manual uses the following formats to highlight special messages Note This format is used to highlight information of importance or special interest This manual is written according to these specifications Table 1 2 Manual Specifications Product Version NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Manual Part Number 202 10076 01 Manual Publication Date February 2005 Note Product updates are available on the NETGEAR Web site at http www netgear com support main asp gt About This Manual 1 1 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 How to Print this Manual To print this manual you can choose one of the following several options according to your needs Printing a Chapter Use the PDF of This Chapter link at the top right of any page Click PDF of This Chapter link at the top right of any page in the chapter you want to print A new browser window opens showing the PDF version of the chapter you were viewing Click the print icon in the upper left of the window Tip If your printer supports printing two pages on a single sheet of paper you can save paper and printer ink by selecting this feature Printing the Full Manual Use the P
13. a On the Windows taskbar click the Start button and then click Run Ce x Type the name of a program Folder document or x Internet resource and Windows will open it For you Cancel Browse Figure 4 2 Windows Run program dialog box b Assuming the target PC is configured with 192 168 0 1 as its IP address type ping t 192 168 0 1 and then click OK c This will cause a continuous ping to be sent to the device with the 192 168 0 1 static IP address The ping response should change to reply Configuration 4 5 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Request timed out Request timed out Reply from 192 168 0 1 bytes 32 time 4 ms TTL 127 Reply from 192 168 89 1 bytes 32 time 4ims TTL 127 Reply from 192 168 1 bytes 32 time 3 ms TTL 127 Figure 4 3 Ping test results At this point the connection is established You may need to reboot in certain Windows operating systems such as Windows 98 6699 Note If you cannot connect see the on page 3 12 Also for problems with accessing network resources the Windows Client and File and Print Sharing software might not be installed and configured properly on your computers Please refer to Preparing Your Computers for TCP IP Networking on page C 1 How to Start a Computer to Computer Ad Hoc Network 1 Fill in the Network Name SSID 2 Select the Computer to computer Ad Hoc
14. another spot such as closer to the wireless access point Also look wireless node for possible interference such as a 2 4 GHz cordless phone or large metal surface Green The WPN111 has a The WPN111 has established good communication with an connection with another access point and the signal quality is strong wireless node 3 12 Basic Setup 202 10076 01 Chapter 4 Configuration This chapter describes how to configure your NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 for wireless connectivity on your Wireless Local Area Network WLAN and use the data security encryption features s e Note The instructions in this section refer to the NETGEAR WPN111 configuration gt utility For Windows XP users to use the NETGEAR configuration utility the Windows XP configuration utility must be deselected If you did not enable the NETGEAR utility when you installed the RangeMax WPN111 Wireless USB 2 0 Adapter open the network connections from the system tray icon click the Properties button click the Wireless Networks tab and then clear the Use Windows to configure my wireless network settings check box Understanding the Configuration Options The WPN111 configuration utility provides a complete and easy to use set of tools to e Configure wireless settings e Monitor wireless network connections e Save your settings in configuration profiles The section below introd
15. maximum packet size used for fragmentation Packets larger than the size programmed in this field will be fragmented The Fragmentation Threshold value must be larger than the RTS CTS Threshold value Configuration 4 11 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 e RTS CTS Threshold RTS is request to send and CTS is clear to send their purpose is to avoid collisions RTS CTS will be enabled if the data frame size is larger than the threshold value set here The maximum frame size is 2346 octets so if the threshold is 2346 RTS CTS will be disabled Note This setting is reserved for wireless testing and advanced configuration only Do not change this setting unless you are sure you need to The primary reason for implementing RTS CTS is to minimize collisions between hidden stations This occurs when users and access points are spread out and a high number of retransmissions occur on the wireless LAN 4 12 Configuration 202 10076 01 Chapter 5 Troubleshooting This chapter provides information about troubleshooting your NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 After each problem description instructions are given to help you diagnose and solve the problem Also for problems with accessing network resources the Windows software might not be installed and configured properly on your computers Please refer to Appendix C Preparing Your PCs for Network Access of the Re
16. maximum speed of a USB v2 0 port is 480 Mbps WPN111 System Tray Icon Basic Setup 202 10076 01 3 9 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Configure your WPN111 and save the Profile a Click on the WPN111 icon a on the Windows desktop or in the system tray to open the WPN111 configuration utility The utility opens to the Settings tab page Click Help for instructions on using the Smart Wizard Wireless Utility b For the Network Name SSID use the default of Any First available network or type an SSID for your network Tip As an alternative to typing in the SSID you can use the drop down list or the Networks tab to view the available wireless networks and choose the one you want Click Apply to activate the connection d You can also enter a profile name and click Save Profile to store the current settings Tip If you use your desktop PC to connect to a wireless network at work and at home create profiles called work and home Then activate whichever one you need for wherever you are located Click here to open the configuration utility WPN111 system tray icon NETGEAR SMART WIZARD Wireless Assistant WPN111 Networks Statistics About ere a G E A R Selected Adapter NETGEAR RangeMa TM Weelnss USB 20A lt f Now Profile z Gave Profle Network Name S510 aoe NETGEAR Osakie j a Advanced Setings Net
17. refer to the Help system included with your version of Windows Windows Domain settings are usually managed by corporate computer support groups Windows Workgroup settings are commonly managed by individuals who want to set up small networks in their homes or small offices For assistance with setting up Windows networking refer to the PC Networking Tutorial on the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Resource CD and the Help information provided in the Windows system you are using Introduction 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Table 2 1 If Want To Use printers ina combined wireless and wired network A Road Map for How to Get There From Here 1 What Do Do Use the Windows Printers and Fax features to locate available printers in the combined wireless and wired network Use the Windows Add a Printer wizard to add access toa network printer from the PC you are using to wirelessly connect to the network From the File menu of an application such as Microsoft Word use the Print Setup feature to direct your print output to the printer in the network What s Needed 1 The PC I am using to connect to the wireless network needs to be configured with the Windows Client and File and Print Sharing 2 The PC I am using to connect to the wireless network needs to be configured with the same Win
18. such as HTTP DHCP and POP3 packets until the access point can verify the client s identity using an authentication server e g RADIUS 4 The authentication server uses a specific authentication algorithm to verify the client s identity This could be through the use of digital certificates or some other EAP authentication type 5 The authentication server will either send an accept or reject message to the access point 6 The access point sends an EAP success packet or reject packet to the client 7 Ifthe authentication server accepts the client then the access point will transition the client s port to an authorized state and forward additional traffic The important part to know at this point is that the software supporting the specific EAP type resides on the authentication server and within the operating system or application supplicant software on the client devices The access point acts as a pass through for 802 1x messages which means that you can specify any EAP type without needing to upgrade an 802 1x compliant access point As a result you can update the EAP authentication type to such devices as token cards Smart Cards Kerberos one time passwords certificates and public key authentication or as newer types become available and your requirements for security change IEEE 802 1x offers an effective framework for authenticating and controlling user traffic to a protected network as well as providing a vehi
19. 02 11 wireless networks at distances of several hundred feet Because walls do not always block wireless signals others outside your immediate area could access your network It is important to take appropriate steps to secure your network from unauthorized access The NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 provides highly effective security features which are covered in Enabling Wireless Security Features on page 4 7 in this manual Deploy the security features appropriate to your needs gt What You Need Before You Begin You need to verify your computer meets the minimum system requirements and identify the wireless network configuration settings of the WLAN where you will connect before you can configure your wireless USB adapter and connect Verifying System Requirements Before installing the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 please make sure that these minimum requirements have been met e You must have a PC with a Pentium 300 MHz or higher compatible processor with an available USB 2 0 or 1 1 port Note If you do not have a USB 2 0 port on your PC the throughput of the WPN111 will be limited to the 14 Mbps of the USB 1 1 standard e ACD ROM drive e 5 Mbytes of free hard disk space Basic Setup 3 1 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 e Windows XP Home Windows XP Professional 2000 Some versions of Windows may
20. 2284 lt A SF CN N B I Supplicant Authenticator Authenticating Server Identity Pi Request Credentials Identity Request Credentials lt Credentials Credentials gt Authentication Key Uncontrolled Port LAN Resources Controlled Port Figure B 4 802 1x authentication 1 After associating with a wireless access point the client sends an EAP start message This begins a series of message exchanges to authenticate the client 2 The access point replies with an EAP request identity message The client sends an EAP response packet containing the identity to the authentication server 4 The authentication server uses a specific authentication algorithm to verify the client s identity This could be through the use of digital certificates or other EAP authentication type 5 The authentication server will either send an accept or reject message to the access point 6 The access point sends an EAP success packet or reject packet to the client B 12 Wireless Networking Basics 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 7 Ifthe 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 with an unauthenticated supplicant i e client device attempting to connect with a
21. 5 The station connects to the network If the decrypted text does not match the original challenge text i e the access point and station do not share the same WEP Key then the access point will refuse to authenticate the station and the station will be unable to communicate with either the 802 11 network or Ethernet network WEP Keys The IEEE 802 11 standard supports two types of WEP encryption 64 bit and 128 bit 128 bit encryption is stronger than 64 bit encryption but 128 bit encryption may not be available outside of the United States due to U S export regulations e 64 bit WEP The 64 bit WEP data encryption method allows for a five character 40 bit input Additionally 24 factory set bits are added to the forty bit input to generate a 64 bit encryption key The 24 factory set bits are not user configurable This encryption key will be used to encrypt decrypt all data transmitted via the wireless interface Some vendors refer to the 64 bit WEP data encryption as 40 bit WEP data encryption since the user configurable portion of the encryption key is 40 bits wide When configured for 64 bit encryption 802 11 products typically support up to four WEP Keys Each 64 bit WEP Key is expressed as 5 sets of two hexadecimal digits 0 9 and A F For example 12 34 56 78 90 is a 40 bit WEP Key e 128 bit WEP The 128 bit WEP data encryption method consists of 104 user configurable bits Similar to the forty bit WEP data encrypt
22. Adapter WPN111 7 Tip You can click the Networks tab to view a list of the available wireless networks and their SSIDs at your location Save your settings in a Profile a Type a descriptive name in the Profiles field b Click Save Profile All the configuration settings are saved in this profile c Click Apply d Click Close to exit the configuration utility Select the WEP encryption strength you will use The choices are e 64 bit WEP data encryption e 128 bit WEP data encryption Note Larger encryption keys require more processing and may slow the communications response times Select Create with Passphrase and enter the passphrase The configuration utility will automatically generate the WEP keys Note The characters are case sensitive Be sure to use the same passphrase for all the wireless devices in the network If the passphrase method is not available in the other devices you must manually enter the keys to match exactly what is in the access point and other 802 11b wireless devices The Default Key setting must match what is set in the access point and the other 802 11 wireless devices Click Apply for the changes to take effect How to Configure WPA PSK Encryption Security Wi Fi Protected Access WPA is wireless security with far greater protection than WEP WPA PSK pre shared key uses encryption of a shared key as the starting point WPA has a significant advantages over WEP an encr
23. B port on your PC Connect the USB cable to the WPN111 and insert the other end of the cable into the USB slot on your PC After a short delay the Found New Hardware Wizard displays The first time that you install the WPN111 ona computer the wizard will install the bootloader device Follow the installation prompts Note Click Yes if you are prompted with a Digital Signature Not Found message After the bootloader device is installed the Found New Hardware Wizard will display again and install the WPN111 Follow the installation prompts Note Click Yes if you are prompted with a Digital Signature Not Found message Click Finish when done and if prompted restart your computer You will see the WPN111 system tray icon on the lower right portion of the Windows task bar Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install software for NETGEAR RangeMax TM Wireless USB 2 0 Adapter WPN111 s If your hardware came with an installation CD E or floppy disk insert it now What do you want the wizard to do O install the s uulomatically Recommended O Install from a list or specific location Advanced Click Next to continue rs Found New Hardware Wizard Note If your computer does not have a USB v2 0 port but rather a USB v1 1 type port the WPN111 will be limited to the maximum speed of the USB v1 1 port USB v1 1 port maximum speed is 14 Mbps whereas the
24. DF button in the toolbar at the top right of the browser window Click PDF button A new browser window opens showing the PDF version of the chapter you were viewing Click the print icon in the upper left of the window Tip If your printer supports printing two pages on a single sheet of paper you can save paper and printer ink by selecting this feature 1 2 About This Manual 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Chapter 2 Introduction This chapter introduces the features package contents and appearance of the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 About the WPN111 The NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 gives you ultimate mobility in your office or while you are traveling It frees you from traditional Ethernet wiring and helps you create a wireless network for sharing your broadband Internet access among multiple PCs in and around your home It is designed for PC computers running Microsoft Windows It is a USB 2 0 device and is backwards compatible with USB 1 1 ports Its auto sensing capability allows high packet transfer at up to 108 Mbps for maximum throughput or dynamic range shifting to lower speeds due to distance or operating limitations in an environment with a lot of electromagnetic interference The RangeMax WPN111 Wireless USB 2 0 Adapter provides reliable standards based 802 11 108 Mbps WLAN connectivity that is p
25. IP address e Click OK to continue Restart the PC Repeat these steps for each PC with this version of Windows on your network TCP IP Properties Bindings Advanced Newios DNS Configuration Gateway WINS Configuration IP Address An IP address can be automatically assigned to this computer If your network does nat automatically assign IP addresses ask your network administrator for an address and then type it in the space below Cancel Selecting Windows Internet Access Method 1 pn On the Windows taskbar click the Start button point to Settings and then click Control Panel Double click the Internet Options icon Select I want to set up my Internet connection manually or I want to connect through a Local Area Network and click Next Select I want to connect through a Local Area Network and click Next Uncheck all boxes in the LAN Internet Configuration screen and click Next Proceed to the end of the Wizard Verifying TCP IP Properties After your PC is configured and has rebooted you can check the TCP IP configuration using the utility winipcfg exe 1 On the Windows taskbar click the Start button and then click Run Preparing Your PCs for Network Access C 5 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Type winipcfg and then click OK The IP Configuration window opens which li
26. NStUCtons scion inorcne costa recente ute croue aeeiiaii naai ina ai 3 3 For Windows XP Users Installing a WPNTITT cisssicsccicscsccmrocenoneransconmuvencsonnnere 3 4 For Windows 2000 Users Installing a WPN111 ee eeeeeeeee scence eeeeeeeeeeeeeeeeeneaeees 3 8 WPN111 Wireless Connection Indicators cciaiscccercececssecnessicosesaesagseneatiedassesstaviesenanenaase 3 11 interpreting the LED on the WRIT rsiscsiissiianinassai 3 11 Interpreting System Tray Icon Colors iiicissstis cc cesicieecetisie isan deaenceniatendintinioieans 3 12 Chapter 4 Configuration Understanding the Configuration Options esisisssesesiinserianinsinrenniuni nannini ennianiui ianei 4 1 Using Configuration Proog siccciesscsciasteiganeceanstaatassaned ae aa E A Ea 4 1 Connecting to an Access Point in Infrastructure Mode cccccsssseeceeessssteeeeeesnees 4 2 How to Configure an Infrastructure Mode Profile ccesccceeeeeeeeeeeeeeeeeeeeeeeeeees 4 2 Connecting to Another PC in Ad hoc Mode casccsscnccciatie ssc vehstaasistantneniariuted cniiedaelscnedeaneers 4 4 Contents v 202 10076 01 How to Configure an Ad hoc Mode Profile How to Start a Computer to Computer Ad Hoc Network Enabling Wireless Security Features ate Identifying the Wireless Network Name 2 S SID a and WEP P Security Settings How to Configure WEP Encryption Security siciiisscicmirninroriimiaon domonmaaan SO How to Configure WPA PSK Encryption Security ccc
27. P For the global encryption key WPA includes a facility the Information Element for the wireless AP to advertise the changed key to the connected wireless clients If configured to implement dynamic key exchange the 802 1x authentication server can return session keys to the access point along with the accept message The access point uses the session keys to build sign and encrypt an EAP key message that is sent to the client immediately after sending the success message The client can then use contents of the key message to define applicable encryption keys In typical 802 1x implementations the client can automatically change encryption keys as often as necessary to minimize the possibility of eavesdroppers having enough time to crack the key in current use Temporal Key Integrity Protocol TKIP WPA uses TKIP to provide important data encryption enhancements including a per packet key mixing function a message integrity check MIC named Michael an extended initialization vector IV with sequencing rules and a re keying mechanism TKIP also provides for the following e The verification of the security configuration after the encryption keys are determined e The synchronized changing of the unicast encryption key for each frame e The determination of a unique starting unicast encryption key for each preshared key authentication e Michael Wireless Networking Basics B 19 202 10076 01 User Manual for the NETGEAR Rang
28. P settings Ad hoc mode requires static IP addresses such as 192 168 0 1 For instructions on setting up static IP addresses on a Windows PC refer to the PC Networking Tutorial included on the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Resource CD Follow the instructions below to configure an Ad hoc mode profile 1 Run the WPN111 Configuration Utility a Make sure the WPN111 software is installed and the WPN111 is connected to your PC b Open the configuration utility by clicking on the WPN111 icon in the Windows system tray Click the Settings tab Select Computer to computer Ad hoc for the Network Type Enter the SSID for the Ad Hoc network Click Apply mh oanad 4 4 Configuration 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 2 Save your settings in a Profile Type a descriptive name in the Profiles field Click Save Profile All the configuration settings are saved in this profile Click Apply Click Close to exit the configuration utility 3 Confidars the PC network settings aoe a Configure each PC with either a static IP address or with the IPX protocol Note For instructions on configuring static IP addresses refer to the networking tutorial on your NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Resource CD b Restart the PCs 4 Verify wireless connectivity between your peer devices Verify connectivity by using the Ping program
29. Profile in the Profiles field b Click Save Profile All the configuration settings are saved in this profile c Click Apply d Click Close to exit the configuration utility or Cancel to return to the previous settings Configuration 4 3 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 4 Verify wireless connectivity to your network Verify connectivity by using a browser such as Netscape or Internet Explorer to connect to the Internet or check for file and printer access on your network You can check the status bar in the configuration utility for the current connection status Note If you cannot connect see the Chapter 5 Troubleshooting Also for problems with accessing network resources the Windows Client and File and Print Sharing software might not be installed and configured properly on your computers Please refer to Preparing Your Computers for TCP IP Networking on page C 1 Connecting to Another PC in Ad hoc Mode The peer to peer setting of the WPN111 uses Ad Hoc mode Ad Hoc mode is an 802 11 networking framework in which devices or computers communicate directly with each other without the use of an access point For example this mode is used when two Windows computers are configured with file and print sharing enabled and you want to exchange files directly between them How to Configure an Ad hoc Mode Profile Note Ad hoc mode will not work using DHC
30. R RangeMax Wireless USB 2 0 Adapter WPN111 Advanced Settings Page To display the Advanced Settings page click the Advanced Settings button on the Settings page Advanced Settings Advanced Wireless Mode Power Saving Off x V 108Mb 802 119 2 4GHz 2 4GHz iio Preamble Ut Se IV S4Mb 802 114 2 4GHz Transmit 100 m Power V 11Mb 802 11b 2 4GHz Fragmentation Threshold 256 RTSICTS EE CR S Threshold 256 Use Default Figure 4 7 Advanced Settings page The Advanced settings should not require adjustment Except for the power saving setting changing any of the settings incorrectly on this page could cause your wireless connection to fail Preamble A long transmit preamble may provide a more reliable connection or slightly longer range A short transmit preamble might give slightly better performance Transmit Power Lowering the output power level lets you reduce the chance of interference with other nearby access points but reduces the range of your adapter Wireless Mode Select the wireless protocols you will use Depending on your wireless adapter you can choose some or all of the available 802 11 wireless protocols Note that if the wireless network you are communicating with uses the 108 Mbps 802 11g mode you must include that in your selection for example if you are using the WPN111 with the NETGEAR WGT624 108 Mbps Wireless Firewall Router Fragmentation Threshold This is the
31. This is the same as the SSID or ESSID configuration parameter Glossary 5 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 6 Glossary 202 10076 01 Numerics 802 11b 1 A ad hoc mode 2 BSSID 2 E ESSID 2 F features 1 infrastructure mode 2 IP networking for Windows 1 6 L LEDs description 11 O Open System authentication 7 S Shared Key authentication 7 SSID 3 2 T TCP IP properties verifying for Windows 5 troubleshooting 1 Index Index W WEP 3 7 10 Wi Fi 1 7 Wi Fi Protected Access WPA 9 Windows configuring for IP routing 1 6 winipcfg utility 5 Wired Equivalent Privacy See WEP Wireless Ethernet 1 wireless network name 3 WPA 9
32. US or certificate servers via the 802 1x protocols B 6 Wireless Networking Basics 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 e 802 1x 802 1x defines port based network access control used to provide authenticated network access and automated data encryption key management e Cisco LEAP Light Extensible Authentication Protocol LEAP is a proprietary 802 1x EAP method developed by Cisco for use on wireless networks that use Cisco 802 11 wireless devices It features dynamic per user per session WEP keys These security technologies are discussed below WEP Overview The absence of a physical connection between nodes makes the wireless links vulnerable to eavesdropping and information theft To provide a certain level of security the IEEE 802 11 standard has defined two types of authentication methods Open System and Shared Key With Open System authentication a wireless PC can join any network and receive any messages that are not encrypted With Shared Key authentication only those PCs that possess the correct authentication key can join the network By default IEEE 802 11 wireless devices operate in an Open System network Recently Wi Fi the Wireless Ethernet Compatibility Alliance hittp www wi fi net developed the Wi Fi Protected Access WPA a new strongly enhanced Wi Fi security WPA will soon be incorporated into the IEEE 802 11 standard WEP and WPA are discus
33. User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Domain Name A descriptive name for an address or group of addresses on the Internet Domain names are of the form of a registered entity name plus one of a number of predefined top level suffixes such as com edu uk etc For example in the address mail NETGEAR com mail is a server name and NETGEAR com is the domain DSL Short for digital subscriber line but is commonly used in reference to the asymmetric version of this technology ADSL that allows data to be sent over existing copper telephone lines at data rates of from 1 5 to 9 Mbps when receiving data known as the downstream rate and from 16 to 640 Kbps when sending data known as the upstream rate ADSL requires a special ADSL modem ADSL is growing in popularity as more areas around the world gain access Dynamic Host Configuration Protocol DHCP An Ethernet protocol specifying how a centralized DHCP server can assign network configuration information to multiple DHCP clients The assigned information includes IP addresses DNS addresses and gateway router addresses ESSID The Extended Service Set Identification ESSID is a thirty two character maximum alphanumeric key identifying the wireless local area network Gateway A local device usually a router that connects hosts on a local network to other networks IETF Internet Engineering Task Force Working groups of the IETF propose standar
34. ask for the original Windows operating system installation files to complete the installation of the WPN111 driver software Note Windows XP users must install SP2 or install the KB822603 Hot fix which fixes the USB 2 0 Host controller driver Go to the following link to install the Hot fix http www microsoft com downloads details aspx displaylang en amp FamilyID 733dd867 56a0 4956 b7fe e85b688b7f86 Observing Location and Range Guidelines Computers can connect over wireless networks indoors at a range which vary significantly based on the physical location of the computer with the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 For best results avoid potential sources of interference such as e Large metal surfaces e Microwaves e 2 4 GHz Cordless phones In general wireless devices can communicate through walls However if the walls are constructed with concrete or have metal or metal mesh the effective range will decrease if such materials are between the devices Two Basic Operating Modes The RangeMax WPN111 Wireless USB 2 0 Adapter can operate in the following two basic modes e Infrastructure Mode An 802 11 networking framework in which devices and computers communicate with each other by first going through an access point AP For example this mode is used when computers in a house connect to an Access Point that is attached to a router which lets multiple computers share a single Cable or DSL broadband
35. available network that replies for the wireless network name SSID and WEP disabled If your WLAN settings are different from the NETGEAR default settings you will not connect Set up your WPN111 accordingly Note This procedure assumes you are connecting to a wireless network which is not using WEP security If your network includes WEP settings click the Settings tab page and configure the WPN111 accordingly For help with these steps click the Help button in the WPN111 Configuration Utility to view context sensitive help information or see Enabling Wireless Security Features on page 4 7 3 6 202 10076 01 Basic Setup User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Verify wireless connectivity to your network a d Verify that the status monitor information at the bottom of the utility matches your wireless network Check the color of the WPN111 icon in the Windows system tray green or yellow indicates a working connection red indicates no connection Check the WPN111 LED blinking means attempting to connect solid indicates a good connection off means the WPN111 is not plugged in Verify connectivity to the Internet or network resources Note If you are unable to connect see Chapter 5 Troubleshooting Basic Setup 202 10076 01 3 7 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 For Windows 2000 Users
36. btains its specific network configuration information automatically from a DHCP server during startup Configuring Windows 98 and Me for TCP IP Networking As part of the PC preparation process you may need to install and configure TCP IP on your PC Before starting locate your Windows CD you may need to insert it during the TCP IP installation process Install or Verify Windows Networking Components To install or verify the necessary components for IP networking Preparing Your PCs for Network Access C 1 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 1 On the Windows taskbar click the Start button point to Settings and then click Control Panel 2 Double click the Network icon The Network window opens which displays a list of installed components CI zx Configuration Identification Access Control The following network components are installed E Client for Microsoft Networks NETGEAR M4101 USB Adapter TCP IP Primary Network Logon Client for Microsoft Networks he Eile and Print Sharing Description You must have an Ethernet adapter or an WPN111 the TCP IP protocol and the Client for Microsoft Networks Note It is not necessary to remove any other network components shown in the Network window in order to install the adapter TCP IP or Client for Microsoft Networks gt If you need to add TCP IP a Clic
37. ccess to the data transmitted over the wireless connections However a major problem with the 802 11 wireless standard is that the keys are cumbersome to change If you don t update the WEP keys often an unauthorized person with a sniffing tool can monitor your network for less than a day and decode the encrypted messages In order to use different keys you must manually configure each access point and wireless adapter with new keys Products based on the 802 11 standard alone offer system administrators no effective method to update the keys This might not be too much of concern with a few users but the job of renewing keys on larger networks can be a monumental task As a result companies either don t use WEP at all or maintain the same keys for weeks months and even years Both cases significantly heighten the wireless LAN s vulnerability to eavesdroppers Wireless Networking Basics B 11 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 IEEE 802 1x offers an effective framework for authenticating and controlling user traffic to a protected network as well as dynamically varying encryption keys 802 1x ties a protocol called EAP Extensible Authentication Protocol to both the wired and wireless LAN media and supports multiple authentication methods such as token cards Kerberos one time passwords certificates and public key authentication For details on EAP specifically refer to IETF s RFC
38. ccsccsecsssecsseeeeeeeeeesseeeee es 4 9 Statistics Page Seria AEAN AIR NEON ENE AN NEE E EA E A Advanced Settings E Peed E E E E E er 18 Chapter 5 Troubleshooting Basie TIDS chada eaaa OS Frequently Asked Questions conor LUIS sesa N ee Appendix A Technical SpeciMeatioiS ninaa a a A Appendix B Wireless Networking Basics Wireless Networki ngs Oe sasinan B Ad Hao Mode diraa to Peer Workgroup PETE A T Network Name Extended Service Set Identification n ESSID eer e Wireless Channels Wireless Security Overview siidi rere ERNS WEP OURO WY sciaiccsnnnsicieincteidiacsdvedaccinsuns a ES WEP Autere I sasaina ega ee MEE 802 1x Port Reena Magoo Avensis MONON E P I E E PE E T WPA Wireless peska Hew Does WPA pala to IEEE 802 1 1i What are the Key Features of WPA Security ial WPA Data Encryption Key Management ccccsescssssssesseeseeeeeaeeesenseesesaeeates Is WPA Perfect Product Support for WPA vi Contents 202 10076 01 Appendix C Preparing Your PCs for Network Access Preparing Your Computers for TCP IP Networking eccsececneesereeeeeeeseetensesseeeennee C 1 Configuring Windows 98 and Me for TCP IP Networking ccceseesseeeseeeeseeeeeeeeeeeees C 1 Install or Verify Windows Networking Components cccceeeeseeteeeeeeeeeteeeeenes C 1 Enabling DHCP in Windows 98 and Me iis sssssnieaoisdsenssaenvni
39. cle for dynamically varying data encryption keys via EAP from a RADIUS server for example This framework enables using a central authentication server which employs mutual authentication so that a rogue wireless user does not join the network It s important to note that 802 1x doesn t provide the actual authentication mechanisms When using 802 1x the EAP type such as Transport Layer Security EAP TLS or EAP Tunneled Transport Layer Security EAP TTLS defines how the authentication takes place B 18 Wireless Networking Basics 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Note For environments with a Remote Authentication Dial In User Service RADIUS infrastructure WPA supports Extensible Authentication Protocol EAP For environments without a RADIUS infrastructure WPA supports the use of a preshared key Together these technologies provide a framework for strong user authentication WPA Data Encryption Key Management With 802 1x the rekeying of unicast encryption keys is optional Additionally 802 11 and 802 1x provide no mechanism to change the global encryption key used for multicast and broadcast traffic With WPA rekeying of both unicast and global encryption keys is required For the unicast encryption key the Temporal Key Integrity Protocol TKIP changes the key for every frame and the change is synchronized between the wireless client and the wireless access point A
40. compass 802 1X EAP authentication and sophisticated key management and encryption techniques Its major operations include Network security capability determination This occurs at the 802 11 level and is communicated through WPA information elements in Beacon Probe Response and Re Association Requests Information in these elements includes the authentication method 802 1X or Pre shared key and the preferred cipher suite WEP TKIP or AES The primary information conveyed in the Beacon frames is the authentication method and the cipher suite Possible authentication methods include 802 1X and Pre shared key Pre shared key is an authentication method that uses a statically configured pass phrase on both the stations and the access point This eliminates the need for an authentication server which in many home and small office environments will not be available nor desirable Possible data encryption options include WEP TKIP and AES Advanced Encryption Standard We ll talk more TKIP and AES when addressing data privacy below Authentication EAP over 802 1X is used for authentication Mutual authentication is gained by choosing an EAP type supporting this feature and is required by WPA 802 1X port access control prevents full access to the network until authentication completes 802 1X EAPOL Key packets are used by WPA to distribute per session keys to those stations successfully authenticated B 16 Wireless Networking Basics
41. contact your NETGEAR dealer Keep the carton including the original packing materials in case you need to return the product for repair A Road Map for How to Get There From Here The introduction and adoption of any new technology can be a difficult process Wireless technology has removed one of the barriers to networking running wires It allows more people to try networking while at the same time exposes them to the inherent complexity of networking General networking concepts setup and maintenance can be difficult to understand In addition wireless technology adds issues such as range interference signal quality and security to the picture To help overcome potential barriers to successfully using wireless networks the table below identifies how to accomplish such things as connecting to a wireless network assuring appropriate security measures are taken browsing the Internet through your wireless connection exchanging files with other computers and using printers in the combined wireless and wired network 2 2 Introduction 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Table 2 1 A Road Map for How to Get There From Here If Want To What Do I Do What s Needed How Do I Connecttoa 4 Identify the 1 A wireless network To set up the WPN111 see wireless wireless network 2 APC within the operating Chapter 3 Basic Setup and network name SSID and ra
42. cs B 1 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 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 generally communicate with any other node There is no access point involved in this configuration This mode enables you to quickly set up a small wireless workgroup and allows workgroup members to exchange data or share printers as supported by Microsoft networking in the various Windows operating systems Some vendors also refer to ad hoc networking as peer to peer group networking In this configuration network packets are directly sent and received by the intended transmitting and receiving stations As long as the stations are within range of one another this is the easiest and least expensive way to set up a wireless network Network Name Extended Service Set Identification ESSID The Extended Service Set Identification ESSID is one of two types of Service Set Identification SSID In an ad hoc wireless network with no access points the Basic Service Set Identification BSSID is used In an infrastructure wireless network that includes an access point the ESSID is used but may still be referred to as SSID An SSID is a thirty two character maximum alphanumeric key identifying the name of the wireless local area network Some vendors refer to the SSID as ne
43. ct Properties 3 Click the Wireless Networks tab 4 Select or clear the WPN111 Use Windows to configure my wireless network settings check box cannot connect to the AP that want from the Networks browser list The access point is available and there is good signal strength There are a few possibilities e Ifthe access point AP is WPA PSK protected you will need to have the correct WPA PSK passphrase Otherwise the WPN111 will still be connected to the previous access point and you will not be able to change to the WPA PSK access point e If the access point is WEP protected either 64 or 128 bit encryption you will be prompted to enter the WEP encryption security information New Hardware Wizard appears after installation has completed This happens if the USB device is connected to a different port than the one used during installation Return the USB device to the original USB port Troubleshooting 5 3 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 How to get a PDF copy of the Manual In the Manual HTML page there is a PDF button image at the top right hand corner of the web page Click the PDF icon to bring up a PDF file of the entire manual You can also Print Email or Bookmark pages using the corresponding icons next to the PDF icon 5 4 Troubleshooting Appendix A Technical Specifications This appendix provides technical specifications for the NETGEAR RangeMax Wir
44. d protocols and procedures for the Internet which are published as RFCs Request for Comment at www ietf org An open international community of network designers operators vendors and researchers concerned with the evolution of the Internet architecture and the smooth operation of the Internet IP Internet Protocol is the main internetworking protocol used in the Internet Used in conjunction with the Transfer Control Protocol TCP to form TCP IP IP Address A four byte number uniquely defining each host on the Internet usually written in dotted decimal notation with periods separating the bytes for example 134 177 244 57 Ranges of addresses are assigned by Internic an organization formed for this purpose IPX Short for Internetwork Packet Exchange a networking protocol used by the Novell NetWare operating systems 2 Glossary 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Like UDP IP IPX is a datagram protocol used for connectionless communications Higher level protocols such as SPX and NCP are used for additional error recovery services ISP Internet service provider Internet Protocol The main internetworking protocol used in the Internet Used in conjunction with the Transfer Control Protocol TCP to form TCP IP LAN A communications network serving users within a limited area such as one floor of a building local area network LAN A communications netwo
45. dows Workgroup or Domain settings as the other Windows computers in the combined wireless and wired network 3 Any Windows networking security access rights such as login user name password that have been assigned in the Windows network must be provided when Windows prompts for such information 4 If so called Windows peer networking is being used the printer needs to be enabled for sharing How Do Windows Domain settings are usually managed by corporate computer support groups Windows Workgroup settings are commonly managed by individuals who want to set up small networks in their homes or small offices For assistance with setting up Windows networking refer to the PC Networking Tutorial on the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Resource CD and the Help information provided in the Windows system you are using For assistance with setting up printers in Windows refer to the Help and Support information that comes with the version of the Windows operating systems you are using 2 6 202 10076 01 Introduction Chapter 3 Basic Setup This chapter describes how to install your NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 and set up basic wireless connectivity on your Wireless Local Area Network WLAN Advanced wireless network configuration is covered in Chapter 4 Configuration in this manual Note Indoors computers can easily connect to 8
46. e signals a node sending signals using a particular channel will utilize frequency spectrum 12 5 MHz above and below the center channel frequency As a result two separate wireless networks using neighboring channels for example channel 1 and channel 2 in the same general vicinity will interfere with each other Applying two channels that allow the maximum channel separation will decrease the amount of channel cross talk and provide a noticeable performance increase over networks with minimal channel separation The radio frequency channels used in 802 11b g networks are listed in Table B 1 Table B 1 802 11b g Radio Frequency Channels Channel Center Frequency Frequency Spread 1 2412 MHz 2399 5 MHz 2424 5 MHz 2 2417 MHz 2404 5 MHz 2429 5 MHz 3 2422 MHz 2409 5 MHz 2434 5 MHz 4 2427 MHz 2414 5 MHz 2439 5 MHz 5 2432 MHz 2419 5 MHz 2444 5 MHz 6 2437 MHz 2424 5 MHz 2449 5 MHz 7 2442 MHz 2429 5 MHz 2454 5 MHz 8 2447 MHz 2434 5 MHz 2459 5 MHz 9 2452 MHz 2439 5 MHz 2464 5 MHz 10 2457 MHz 2444 5 MHz 2469 5 MHz 11 2462 MHz 2449 5 MHz 2474 5 MHz 12 2467 MHz 2454 5 MHz 2479 5 MHz 13 2472 MHz 2459 5 MHz 2484 5 MHz Wireless Networking Basics B 3 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Note The available channels supported by the wireless products in various countries are different For example Channels 1 to 11 are su
47. eMax Wireless USB 2 0 Adapter WPN111 With 802 11 and WEP data integrity is provided by a 32 bit integrity check value ICV that is appended to the 802 11 payload and encrypted with WEP Although the ICV is encrypted you can use cryptanalysis to change bits in the encrypted payload and update the encrypted ICV without being detected by the receiver With WPA a method known as Michael specifies a new algorithm that calculates an 8 byte message integrity code MIC using the calculation facilities available on existing wireless devices The MIC is placed between the data portion of the IEEE 802 11 frame and the 4 byte ICV The MIC field is encrypted together with the frame data and the ICV Michael also provides replay protection A new frame counter in the IEEE 802 11 frame is used to prevent replay attacks e AES Support One of the encryption methods supported by WPA beside TKIP is the advanced encryption standard AES although AES support will not be required initially for Wi Fi certification This is viewed as the optimal choice for security conscience organizations but the problem with AES is that it requires a fundamental redesign of the NIC s hardware in both the station and the access point TKIP was a pragmatic compromise that allows organizations to deploy better security while AES capable equipment is being designed manufactured and incrementally deployed Is WPA Perfect WPA is not without its vulnerabilities Specifical
48. ections windows 8 Then restart your PC C 6 Preparing Your PCs for Network Access 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 DHCP Configuration of TCP IP in Windows XP or 2000 You will find there are many similarities in the procedures for different Windows systems when using DHCP to configure TCP IP The following steps will walk you through the configuration process for each of these versions of Windows DHCP Configuration of TCP IP in Windows XP Locate your Network Neighborhood icon e Select Control Panel from the Windows XP Start Menu e Select the Network Connections icon on the Control Panel This will take you to the next step Local Area Connection Network Tasks Y Local Area Connection 3 E Create a new connection Now the Network Connection window See Also displays i Network Troubleshooter The Connections List that shows all the Other Places network connections set up on the PC Be Control Panel located to the right of the window E Network E Documents e Right click on the Connection with the F Computer wireless icon and choose Status Details Network Connections System Folder Preparing Your PCs for Network Access C 7 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Local Area Connection 3 Status General Support Now you should be at the Local Area Connection Ne
49. eless USB 2 0 Adapter WPN111 Antennae 1 Integrated internal antenna Standards 802 119 802 11b Radio Data Rate 1 2 5 5 6 9 11 12 18 24 36 48 54 and 108 Mbps Auto Rate Sensing Frequency 2 4GHz to 2 5GHz CCK and OFDM Modulation Power 5V Bus powered Emissions FCC CE Bus interface USB 5V Provided drivers Microsoft Windows 98SE ME XP 2000 Operating Environment Encryption Operating temperature 0 to 45 degree C 40 bit also called 64 bit and 128 bit WEP data encryption Warranty Limited 1 year warranty Technical Specifications A 1 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 A 2 Technical Specifications 202 10076 01 Appendix B Wireless Networking Basics This chapter provides an overview of wireless networking and security Wireless Networking Overview The RangeMax WPN111 Wireless USB 2 0 Adapter conforms to the Institute of Electrical and Electronics Engineers IEEE 802 11b standard for wireless LANs WLANs and a product update will bring the WPN111 into conformance to the 802 11g standard when it is ratified On an 802 11b or g wireless link data is encoded using direct sequence spread spectrum DSSS technology and is transmitted in the unlicensed radio spectrum at 2 5GHz The maximum data rate for the 802 11b wireless link is 11 Mbps but it will automatically back down from 11 Mbps to 5 5 2 a
50. emate Configuration You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically Use the following IP address Obtain DNS server address automatically Use the following DNS server addresses Repeat these steps for each PC with this version of Windows on your network DHCP Configuration of TCP IP in Windows 2000 After you install a network card TCP IP for Windows 2000 is configured and set to DHCP without your having to configure it However if there are problems following the steps below to configure TCP IP with DHCP for Windows 2000 Click on the My Network Places icon on the Windows desktop This will bring up a window called Network and Dial up Connections e Right click on Local Area Connection and select Properties Preparing Your PCs for Network Access C 9 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 The Local Area Connection Properties dialog box appears Verify that you have the correct Ethernet card selected in the Connect using box and that the following two items are displayed and selected in the box of Components checked are used by this connection e Client for Microsoft Networks and e Internet Protocol TCP IP Click OK Local Area Connectio
51. etwork name SSID e Network Mode Infrastructure or Ad hoc Infrastructure e Data security WEP encryption Disabled The section below provides instructions for setting up the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 for basic wireless connectivity to an access point The procedures below provide step by step installation instructions for Windows PCs Use the procedure that corresponds to the version of Windows you are using Basic Installation Instructions Use the procedure below that corresponds to the version of Windows you are using Basic Setup 3 3 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 For Windows XP Users Installing a WPN111 a Install the WPN111 driver and configuration utility software Power on your PC let the operating system boot up completely and log in as needed Insert the Resource CD for the WPN111 into your CD drive The CD main page shown at the right will load Click Install Driver and Utility Follow the InstallShield Wizard steps You will be prompted to choose the country you are located in Select your location from the list Click Finish when done and if prompted restart your computer NETGEAR 108 a APT WEE ARD insrailonion assistant os WPN111 Resource CD Note If this screen fails to load automatically browse to the CD and double click on autorun exe NETGEAR SMART WIZARD Installation Assistan
52. ference Manual on the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Resource CD Basic Tips If you have problems connecting to your wireless network try the tips below Symptom Cause Solution The LED is not lit The WPN111 is not connected to the USB port properly or the WPN111 software is not loaded Remove and reinsert the WPN111 Check the Windows device manager to see if the WPN111 is recognized and enabled Reload the WPN111 software if necessary Try to install the WPN111 in a different USB slot on your system if one is available The wireless LED blinks and cannot connect to an access point The WPN111 is attempting to connect to an access point but cannot connect The access point may not be powered on Or the access point and the WPN111 are not configured with the same wireless parameters Check the SSID and WEP settings can connect to an access point but cannot connect to other computers on the network or the Internet This could be a physical layer problem or a network configuration problem Check to make sure that the access point is physically connected to the Ethernet network Make sure that the IP addresses and the Windows networking parameters are all configured correctly Restart the cable or DSL modem router access point and notebook PC Refer to A Road Map for How to Get There From Here on page 2 2 for additional suggestio
53. for Authentication Only Shared Key Authentication without data encryption However the WPN111 does not offer this option 802 1x Port Based Network Access Control Securing any kind of network involves allowing authorized parties to access traffic and networked resources e g servers hosts while blocking outsiders One essential ingredient in this recipe permitting or denying physical attachment to the underlying communications medium In Ethernet LANs this has long been accomplished by disabling unused RJ 45 jacks and controlling access to Ethernet switch ports according to the Media Access Control MAC addresses of the attached device Early wireless LANs followed suit by using access control lists ACLs to permit associations by known MAC addresses while rejecting all others MAC ACLs are quite easy to understand and configure However ACLs become difficult to manage in large dynamic networks and are easily circumvented by network interface cards NICs with programmable addresses The LAN Port Access Control framework defined by the IEEE 802 1X standard addresses these needs With 802 11 WEP all wireless access points and client wireless adapters on a particular wireless LAN must use the same encryption key Each sending station encrypts data with a WEP key before transmission and the receiving station decrypts it using an identical key This process reduces the risk of someone passively monitoring the transmission and gaining a
54. h may not be exported or transferred from the US or Canada without an approved US Department of Commerce export license Canadian Department of Communications Radio Interference Regulations This digital apparatus NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 does not exceed the Class B limits for radio noise emissions from digital apparatus as set out in the Radio Interference Regulations of the Canadian Department of Communications Canada ID 4054A WG111T 202 10076 01 Contents Chapter 1 About This Manual A dience Scope Conventions iiiiiecnuirecscididereniirenesiutdenunirasessindedioeeninds 1 1 Hon DU aie A n aa 1 2 Fow to Fan Miao DAI aa A 1 3 Chapter 2 Introduction eders a E ol E a E E A A A E E A E E CuEnmren were 2 1 ee Pale E E A ec Ee 2 1 PaCS i te BOS asea a 2 2 A Road Map for How to Get There From Here cccscceceeeeceeeeeeeeeeeeeeeeeeeecaeeeenaeeeeeas 2 2 Chapter 3 Basic Setup What You NGS Before You Begi sesrsnsmensisrinnnnr onidicentceundanett 3 1 WORN System ReguremeNiS sccccdeiscntasencacesssaied ieenamiersdieroodacelacaaaite acecenauedaennanengs 3 1 Observing Location and Range Guidelines c ceccecseeeeeeeeeeeeeeeeeeeesenaeeeeeeeeess 3 2 To Basie Operaling Moges asic isadascorcosagssd st aicecdaneniecasetiszavacereeesdoiedoreacensaieaiaadabiaaniaintn 3 2 WPN111 Default Wireless Configuration Settings ccccccseeseeeeeeeeeeeeeeeeseeeeeeeeaeeeee 3 3 Basic Installation I
55. he access point and joins the network The WEP Shared Key authentication process is illustrated in below 802 11 Authentication Shared Key Steps 1 Authentication ___y request sent to AP lt lt 2 AP sends challenge text Client 3 Client encrypts attempting challenge text and gt to connect sends it back to AP 4 AP decrypts and if correct lt b g authenticates client 5 Client connects to network gt Figure B 3 802 11 shared key authentication Access Point AP INTERNET r Cable or DLS modem Servers The following steps occur when two devices use Shared Key Authentication 1 The station sends an authentication request to the access point B 8 Wireless Networking Basics 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 2 The access point sends challenge text to the station 3 The station uses its configured 64 bit or 128 bit default key to encrypt the challenge text and sends the encrypted text to the access point 4 The access point decrypts the encrypted text using its configured WEP Key that corresponds to the station s default key The access point compares the decrypted text with the original challenge text If the decrypted text matches the original challenge text then the access point and the station share the same WEP Key and the access point authenticates the station
56. ient s WEP key 2 and the AP s WEP key 3 is the same as the client s WEP key 3 How to Use WEP Parameters Wired Equivalent Privacy WEP data encryption is used when the wireless devices are configured to operate in Shared Key authentication mode There are two shared key methods implemented in most commercially available products 64 bit and 128 bit WEP data encryption Before enabling WEP on an 802 11 network you must first consider what type of encryption you require and the key size you want to use Typically there are three WEP Encryption options available for 802 11 products 1 Does Not Use WEP The 802 11 network does not encrypt data For authentication purposes the network uses Open System Authentication 2 Uses WEP for Encryption A transmitting device encrypts the data portion of every packet it sends using a configured WEP Key The receiving device decrypts the data using the same WEP Key For authentication purposes the network uses Open System Authentication 3 Uses WEP for Authentication and Encryption A transmitting device encrypts the data portion of every packet it sends using a configured WEP Key The receiving device decrypts the data using the same WEP Key For authentication purposes the network uses Shared Key Authentication B 10 Wireless Networking Basics 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Note Some 802 11 access points also support Use WEP
57. iguration Utility keeps asking me to save my settings This is because you have made changes to the settings and the utility is offering you the chance to save the changes If you want to avoid these Profile setting prompts simply click Apply before you close the utility program Ad Hoc mode is not working correctly You need to click the Initiate Ad Hoc button before you click Apply Here is how you start an Ad Hoc network 1 Fill in the Network Name SSID 2 Select the Computer to Computer Ad Hoc Network Type 3 Click Initiate Ad Hoc 5 2 Troubleshooting User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 4 Accept the default settings or make your changes and click OK 5 Click Apply Note Be sure all computers in your Ad Hoc network are configured with static IP addresses in the same subnet How to know if the WPN111 card has received a valid IP address from the Wireless Router AP The easiest way is to open up the WPN111 utility program and check the IP address in the About page How to use XP s own Wireless configuration utility that comes with Windows XP The NETGEAR WPN111 software is designed so that the user will be asked to choose one of the utility programs during initial software installation Be sure the WPN111 is connected to the PC and follow these instructions to change your selection 1 Go to Control Panel and select Network Connections 2 Right click on the connection and sele
58. ion method the remaining 24 bits are factory set and not user configurable Some vendors allow passphrases to be entered instead of the cryptic hexadecimal characters to ease encryption key entry Wireless Networking Basics B 9 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 When configured for 128 bit encryption 802 11 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 0 9 and A F For example 12 34 56 78 90 AB CD EF 12 34 56 78 90 is a 128 bit WEP Key Typically 802 11 access points can store up to four 128 bit WEP Keys but some 802 11 client adapters can only store one Therefore make sure that your 802 11 access and client adapters configurations match e WEP Key Configuration Whatever keys you enter for an AP you must also enter the same keys for the client adapter in the same order In other words WEP key 1 on the AP must match WEP key 1 on the client adapter WEP key 2 on the AP must match WEP key 2 on the client adapter etc Note The AP and the client adapters can have different default WEP Keys as long as the keys are in the same order In other words the AP can use WEP key 2 as its default key to transmit while a client adapter can use WEP key 3 as its default key to transmit The two devices will communicate as long as the AP s WEP key 2 is the same as the cl
59. is installed and the WPN111 is connected to your PC b Open the configuration utility by clicking on the WPN111 icon in the Windows system tray c Click on the Settings tab to display the view shown below 4 2 Configuration 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 NETGEAR SMART WIZARD Wireless Assistant WPN111 Statistics About N E T G E A R Selected Adapter NETGEAR RangeMax TM Wireless USB 204 v r Profiles New Profile v Save Profile Delete Profile r Network Name SSID a Security NETGEAR X Disable WEP Advanced Settings Py Mic hen eee p Network Type Passr EEr eser z Cop Access Point Infrastructure C Ene KEI C SB Computer to computer Ad Hoe 7 r B Ooerocomputer Ad Hoc fet al fara hitiate Ad Hoc Advanced dya jec NETGEAROO0 00 09 5B F6 40 62 Apply Cancel Close I Figure 4 1 Settings page 2 Configure the wireless Network settings a In the Network Type section be sure that Access Point Infrastructure is selected b Enter the SSID This is also called the Wireless Network Name Note You will not get a wireless network connection unless the network SSID matches exactly what is configured in the access point Tip You can click the Network tab to view a list of the available wireless networks and their SSIDs at the location where you are 3 Save your settings in a Profile a Type a descriptive name for the
60. k SSN is designed to work with existing 802 11 products and offers forward compatibility with 802 111 the new wireless security architecture being defined in the IEEE WPA offers the following benefits e Enhanced data privacy e Robust key management e Data origin authentication e Data integrity protection Starting August of 2003 all new Wi Fi certified products had to support WPA NETGEAR has implemented WPA on its client and access point products Existing Wi Fi certified products had until August of 2004 to add WPA support or they would loose their Wi Fi certification While the new IEEE 802 111 standard is being ratified wireless vendors have agreed on WPA as an interoperable interim standard How Does WPA Compare to WEP WEP is a data encryption method and is not intended as a user authentication mechanism WPA user authentication is implemented using 802 1x and the Extensible Authentication Protocol EAP Support for 802 1x authentication is required in WPA In the 802 11 standard 802 1x authentication was optional For details on EAP specifically refer to IETF s RFC 2284 With 802 11 WEP all access points and client wireless adapters on a particular wireless LAN must use the same encryption key A major problem with the 802 11 standard is that the keys are cumbersome to change If you don t update the WEP keys often an unauthorized person with a sniffing tool can monitor your network for less than a day and decode the enc
61. k the Add button b Select Protocol and then click Add c Select Microsoft d Select TCP IP and then click OK If you need to add the Client for Microsoft Networks Click the Add button Select Client and then click Add Select Microsoft Select Client for Microsoft Networks and then click OK aoge If you need to add File and Print Sharing for Microsoft Networks C 2 Preparing Your PCs for Network Access 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Click the Add button Select Client and then click Add Select Microsoft Select File and Print Sharing for Microsoft Networks and then click OK aose 3 Restart your PC for the changes to take effect Enabling DHCP in Windows 98 and Me After the TCP IP protocol components are installed each PC must be assigned specific information about itself and resources that are available on its network The simplest way to configure this information is to allow the PC to obtain the information from a DHCP server in the network You will find there are many similarities in the procedures for different Windows systems when using DHCP to configure TCP IP The following steps will walk you through the configuration process for each of these versions of Windows Locate your Network Neighborhood icon e Ifthe Network Neighborhood icon is on the Windows desktop position your mouse pointer over it and right click your mo
62. kes place The important part to know at this point is that the software supporting the specific EAP type resides on the authentication server and within the operating system or application software on the client devices The wireless access point acts as a pass through for 802 1x messages As a result you can update the EAP authentication type as newer types become available and your requirements for security change 802 1x is well on its way to becoming an industry standard and provides an effective wired and wireless LAN security solution Windows XP implements 802 1x natively and the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 supports 802 1x The 802 111 committee is specifying the use of 802 1x to eventually become part of the 802 11 standard WPA Wireless Security Wi Fi Protected Access WPA is a specification of standards based interoperable security enhancements that increase the level of data protection and access control for existing and future wireless LAN systems Wireless Networking Basics B 13 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 The IEEE introduced the WEP as an optional security measure to secure 802 11 Wi Fi WLANs but inherent weaknesses in the standard soon became obvious In response to this situation the Wi Fi Alliance announced a new security architecture that remedies the short comings of WEP This standard formerly known as Safe Secure Networ
63. lso use that here Otherwise you will have to manually enter the hexadecimal numbers WEP Hexadecimal Numbers The WEP Hexadecimal Numbers are needed if a Passphrase is not used in the wireless network access point but rather if the key is manually entered Use the procedures below to configure basic security settings in the WPN111 How to Configure WEP Encryption Security Follow the steps below to configure WEP Encryption Security 1 Run the WPN111 Configuration Utility a Make sure the WPN111 software is installed and the WPN111 is connected to your PC b Open the configuration utility by clicking on the WPN111 icon in the Windows system tray c Click on the Settings tab to display the view shown below Profiles Profile 1 x Save Profile Network Name SSID a Security NETGEAR C Disable WEP _Advanced Settings Create with Passphrase Network Type Passphrase passphrase 64 Bit o Kop Access Point Infrastructure C Enter Key Manually c gt ts T Computer to computer Ad Hoc kept gt ji z C Advanced Figure 4 5 WEP security 2 Configure the Security settings a Select WEP b Enter the SSID This is also called the Wireless Network Name Note You will not get a wireless network connection unless the network SSID matches exactly what is configured in the access point 4 8 Configuration 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0
64. ly it is susceptible to denial of service DoS attacks If the access point receives two data packets that fail the Message Integrity Code MIC check within 60 seconds of each other then the network is under an active attack and as a result the access point employs counter measures which includes disassociating each station using the access point This prevents an attacker from gleaning information about the encryption key and alerts administrators but it also causes users to lose network connectivity for 60 seconds More than anything else this may just prove that no single security tactic is completely invulnerable WPA is a definite step forward in WLAN security over WEP and has to be thought of as a single part of an end to end network security strategy Product Support for WPA Starting in August 2003 new NETGEAR Inc Wi Fi certified products will support the WPA standard Existing NETGEAR Inc wireless products that had their Wi Fi certification approved before August 2003 will have one year to add WPA so as to maintain their Wi Fi certification WPA requires software changes to the following e Wireless access points B 20 Wireless Networking Basics 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 e Wireless network adapters e Wireless client programs Check the NETGEAR web site for WPA enabled updates to NETGEAR products For wireless devices in your network from other vendors
65. me that offers certain benefits over a spread spectrum in channel availability and data rate The 802 11a uses OFDM to define a total of 8 non overlapping 200 MHz channels across the 2 lower bands each of these is divided into 52 sub carriers and each carrier is approximately 300 KHz wide B 4 Wireless Networking Basics 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Independent Clear Channels 5 150 518 5200 5220 5240 5260 528 5300 5320 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz There are eight independem clarr channels in the laser 200 MHz of the 3 GHz spearrum Subchannels 52 carriers per channel LAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAL CAEN 20 MHz single channel detail Each channel is subdivided into 52 subchannel cach about 300 KHz wile Figure B 1 IEEE 802 11a Channel Allocations The WPN111 user can use thirteen channels in non turbo mode Table B 3 802 11a Turbo Mode Off Radio Frequency Channels Turbo Mode OFF Channel Frequency 36 5 180 GHz 40 5 200 GHz 44 5 220 GHz 48 5 240 GHz 52 5 260 GHz 56 5 280 GHz 60 5 300 GHz 64 5 320 GHz 149 5 745 GHz 153 5 765 GHz 157 5 785 GHz 161 5 805 GHz 165 5 825 GHz Wireless Networking Basics B 5 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 The WPN111 use
66. n Properties a 2 General Zornect using E9 NETGEAR MAI01 USB Adapter Zomponenls chec lt ed are used by tkis conrecton M E Client for Microsalt Networks O A File and Piinter Sharing for Micrcsofl Netwerks Install Uninstall Propeties r Dasc iption Transmission Control P otocolInteret Protocol The defaul wide area network srotoccl that piovides conmenication ecross dverse intercornected networks M Show iconin taskbar when connected With Internet Protocol TCP IP selected click on Properties to open the Internet Protocol TCP IP Properties dialogue box Verify that e Obtain an IP address automatically is selected e Obtain DNS server address automatically is selected Click OK to return to Local Area Connection Properties Click OK again to complete the configuration process Restart the PC Repeat these steps for each PC with this version of Windows on your network Internet Protocol TCP IP Properties 3 2 x General You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically O Use the following IP address P address Subnet mask Default gateway Obtain DNS server address automatically C Use the following DNS server addresses Preferred DNS Alternate DNS server
67. n authenticator i e 802 11 access point The access point responds by enabling a port for passing only EAP packets from the client to an authentication server located on the wired side of the access point The access point blocks all other traffic such as HTTP DHCP and POP3 packets until the access point can verify the client s identity using an authentication server e g RADIUS Once authenticated the access point opens the client s port for other types of traffic The basic 802 1x protocol provides effective authentication and can offering dynamic key management using 802 1x as a delivery mechanism If configured to implement dynamic key exchange the 802 1x authentication server can return session keys to the access point along with the accept message The access point uses the session keys to build sign and encrypt an EAP key message that is sent to the client immediately after sending the success message The client can then use contents of the key message to define applicable encryption keys In typical 802 1x implementations the client can automatically change encryption keys as often as necessary to minimize the possibility of eavesdroppers having enough time to crack the key in current use It s important to note that 802 1x doesn t provide the actual authentication mechanisms When using 802 1x you need to choose an EAP type such as Transport Layer Security EAP TLS or Protected EAP PEAP which defines how the authentication ta
68. nd 1 Mbps when the radio signal is weak or when interference is detected The 802 11g auto rate sensing rates are 1 2 5 5 6 9 11 12 18 24 36 48 and 54 Mbps Likewise the 802 11la wireless link offers a maximum data rate of 54 Mbps but will automatically back down to rates 48 36 24 18 12 9 and 6 Mbps The 802 11 standard is also called Wireless Ethernet or Wi Fi by the Wireless Ethernet Compatibility Alliance WECA see hitp www wi fi net an industry standard group promoting interoperability among 802 11 devices The 802 11 standard offers two methods for configuring a wireless network ad hoc and infrastructure Infrastructure Mode With a wireless access point you can operate the wireless LAN in the infrastructure mode This mode provides wireless connectivity to multiple wireless network devices within a fixed range or area of coverage interacting with wireless nodes via an antenna In the infrastructure mode the wireless access point converts airwave data into wired Ethernet data acting as a bridge between the wired LAN and wireless clients Connecting multiple access points via a wired Ethernet backbone can further extend the wireless network coverage As a mobile computing device moves out of the range of one access point it moves into the range of another As a result wireless clients can freely roam from one access point domain to another and still maintain seamless network connection Wireless Networking Basi
69. nge of the wireless follow the instructions provided if used the network For guidelines wireless security about the range of To learn about wireless settings wireless networks see networking technology see 2 Setup the Observing Location and Wireless Networking Overview NETGEAR Range Guidelines on on page B 1 for a general RangeMax page 3 2 introduction Wireless USB 2 0 Adapter WPN111 with the settings from step 1 Protect my 1 Assure that the 1 A wireless network with TO learn about wireless wireless wireless network authentication and WEP networking security see WEP connection from has security encryption enabled Authentication on page B 7 snooping features enabled 2 Wireless networking hacking or 2 Configure my equipment that supports To use WEP security features information WPN111 with the WEP encryption such as See Enabling Wireless Security theft security settings of the WPN111 and all Features on page 4 7 and the wireless NETGEAR wireless configure your WPN111 network networking products accordingly 3 Use Windows security features Note Secure Internet sites such as banks and online merchants use encryption security built into browsers like Internet Explorer and Netscape Any wireless networking security features you might implement are in addition to those already in place on secure Internet sites Introduction 202 10076 01 User Manual for the NETGEAR Ra
70. ngeMax Wireless USB 2 0 Adapter WPN111 Table 2 1 A Road Map for How to Get There From Here If Want To What Do I Do What s Needed How Do Connect to the Activate my 1 An active Internet To configure your WPN111 in Internet over my wireless link and connection like those from Infrastructure Mode see Basic wireless verify my network cable or DSL service Installation Instructions on network connection providers page 3 3 and locate the section Open an Internet 2 A wireless network for your version of Windows browser such as connected to the cable or f i PON Internet Explorer DSL Internet service For assistance with configuring or Netscape through a cable DSL the TCP IP Internet software on Navigator router as illustrated in a PC see Preparing Your Connecting to an Access Computers for TCP IP Point in Infrastructure Networking on page C 1 or refer Mode on page 4 2 to the PC Networking Tutorial on 3 TCP IP Internet the NETGEAR RangeMax networking software Wireless USB 2 0 Adapter installed and configured WPN111 Resource CD and the on my PC according to the Help information provided in the requirements of the Windows system you are using Internet service provider 4 A browser like Internet Explorer or Netscape Navigator 2 4 Introduction 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Table 2 1 If Want To
71. ns Troubleshooting 5 1 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Frequently Asked Questions Use the information below to solve common problems you may encounter Also please refer to the knowledge base on the NETGEAR web site at www netgear com support main asp General Questions Why do I see no more than 54 Mbps on the Configuration Utility status line The product literature says the WPN111 can operate at 108 Mbps You are probably connecting to a standard 802 11g network If you use the NETGEAR WGT624 108 Mbps Wireless Firewall Router or WG634U 108 Mbps Wireless Media Router you will see network speeds up to 108 Mbps If you are connecting to an 802 11b network the maximum 802 11b speed is 11 Mbps If your computer does not have a USB v2 0 port but rather a USB v1 1 type port the WPN111 will be limited to the maximum speed of the USB v1 1 port USB v1 1 port maximum speed is 14 Mbps whereas the maximum speed of a USB v2 0 port is 480 Mbps PC computers can be upgraded with optional add on USB v2 0 adapters that provide one or more USB v2 0 ports If you are already using a USB 2 0 controller make sure that you are using the correct driver for USB 2 0 For Windows XP you need to upgrade your system to Service Pack 1 in order to utilize the USB 2 0 port For Windows 2000 you need to upgrade your system to Service Pack 4 in order to utilize the USB 2 0 port The WPN111 Smart Conf
72. pported in the U S and Canada and Channels 1 to 13 are supported in Europe and Australia The preferred channel separation between the channels in neighboring wireless networks is 25 MHz 5 channels This means that you can apply up to three different channels within your wireless network There are only 11 usable wireless channels in the United States It is recommended that you start using channel 1 and grow to use channel 6 and 11 when necessary as these three channels do not overlap 802 11a Legal Power Output and Wireless Channels IEEE 802 11a utilizes 300 MHz of bandwidth in the 5 GHz Unlicensed National Information Infrastructure U NID band Though the lower 200 MHz is physically contiguous the FCC has divided the total 300 MHz into three distinct domains each with a different legal maximum power output Below is a table of summary for different regulatory domains Table B 2 802 11a Radio Frequency Channels U NII Band Low Middle High Frequency GHz 5 15 5 25 5 25 5 35 5 725 5 825 Max Power Output 50 mW for US e 250 mW for US e 1 W for US and Australia 200 mW for Canada e 200 mW for Europe and 4 W for Canada Europe and Australia Australia 25 mW for Europe e 1 W for Canada Note Please check your local Authority for updated information on the available frequency and maximum power output IEEE 802 11a uses Orthogonal Frequency Division Multiplexing OFDM a new encoding sche
73. r can use five channels in turbo mode Turbo Mode ON Channel Frequency 42 5 21 GHz 50 5 25 GHz 58 5 29 GHz 152 5 76 GHz 160 5 8GHz The available channels supported by the wireless products in various countries are different Wireless Security Overview Wireless technology is evolving rapidly to accommodate the need for stronger security The following security schemes are supported in Netgear products WEP Wired Equivalent Privacy is an existing widely implemented and supported data encryption protocol for 802 11 wireless networks All wireless nodes on the network are configured with a static 64 bit or 128 bit Shared Key for data encryption but authentication is optional WPA Wi Fi Protected Access WPA is a new specification of standards based interoperable security enhancements that increase the level of data protection and access control for wireless networks WPA requires authentication and features strong data encryption that includes dynamic key generation WPA uses the Extensible Authentication Protocol EAP via WPA enables wireless access points using a modified version of the 802 1x protocols to access RADIUS and certificate servers which enable various authentication schemes such as Transport Layer Security TLS and Protected EAP PEAP WPA PSK WPA Pre Shared Key WPA PSK performs authentication and encryption with a only a wireless access point based on a preshared key without needing to access RADI
74. re upgrades to implement What are the Key Features of WPA Security The following security features are included in the WPA standard e WPA Authentication e WPA Encryption Key Management Temporal Key Integrity Protocol TKIP Michael message integrity code MIC AES Support e Support for a Mixture of WPA and WEP Wireless Clients These features are discussed below WPA addresses most of the known WEP vulnerabilities and is primarily intended for wireless infrastructure networks as found in the enterprise This infrastructure includes stations access points and authentication servers typically RADIUS servers The RADIUS server holds or has access to user credentials e g user names and passwords and authenticates wireless users before they gain access to the network Wireless Networking Basics B 15 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Wireless Network Wired Network with Optional WPA 802 1x Port Based Network Access Control TCP IP l WPA WPA enabled Ports Closed Optional enabled Access Point Until RADIUS Server Certificate wireless lt using po ae PN client with pre shared key an icant TCP IP Authentication Server supplicant or VeriSign 802 1x EAP Ports Opened After etc Authenticated Figure B 5 WPA Overview The strength WPA comes from an integrated sequence of operations that en
75. reless Network Name SSID and WEP Security Settings Print this form fill in the configuration parameters and put it in a safe place for possible future reference For an existing wireless network the person who set up the network will be able to provide this information Wireless Network Name SSID The Service Set Identification SSID identifies the wireless local area network Any First available network is the default WPN111 wireless network name SSID You may customize it using up to 32 alphanumeric characters Write your customized wireless network name SSID on the line below Note The SSID in the wireless access point is the SSID you configure in the wireless USB adapter For the access point and wireless nodes to communicate with each other all must be configured with the same SSID Wireless network name SSID WEP Security Encryption key The default WEP encryption key number is 1 and the default key size is 64 bits Note The key number as well as the key value used by all wireless nodes must be the same If they are different you will not be able to connect WEP Encryption Key Size circle one 64 or 128 bits WEP Encryption Passphrase if used Configuration 4 7 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 A Passphrase is used to automatically generate the WEP hexadecimal numbers for the key If the wireless network Access Point uses a Passphrase you can a
76. requests to remote Internet servers outside the firewall The proxy server reads responses from the external servers and then sends them to internal client clients WEP Wired Equivalent Privacy is a data encryption protocol for 802 11b wireless networks All wireless nodes and access points on the network are configured with a 64 bit or 128 bit Shared Key for data encryption 4 Glossary 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 wide area network WAN A long distance link used to extend or connect remotely located local area networks The Internet is a large WAN Wi Fi A trade name for the 802 11b wireless networking standard given by the Wireless Ethernet Compatibility Alliance WECA see http www wi fi net an industry standards group promoting interoperability among 802 11b devices Windows Internet Naming Service WINS Windows Internet Naming Service is a server process for resolving Windows based computer names to IP addresses If a remote network contains a WINS server your Windows PCs can gather information from that WINS server about its local hosts This allows your PCs to browse that remote network using the Windows Network Neighborhood feature WINS WINS Windows Internet Naming Service is a server process for resolving Windows based computer names to IP addresses Wireless Network Name SSID Wireless Network Name SSID is the name assigned to a wireless network
77. rk serving users within a limited area such as one floor of a building A LAN typically connects multiple personal computers and shared network devices such as storage and printers Although many technologies exist to implement a LAN Ethernet is the most common for connecting personal computers 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 Mbps Megabits per second NetBIOS The Network Basic Input Output System is an application programming interface API for sharing services and information on local area networks LANs Provides for communication between stations of a network where each station is given a name These names are alphanumeric names up to 16 characters in length Network Address Translation NAT A technique by which several hosts share a single IP address for access to the Internet NIC Network Interface Card An adapter in a computer which provides connectivity to a network packet A block of information sent over a network A packet typically contains a source and destination network address some protocol and length information a block of data and a checksum Glossary 3 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 router A device that forwards data between networks An IP router forwards data based on IP source and destination addresses
78. rnings amp Instructions This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following methods Reorient or relocate the receiving antenna e Increase the separation between the equipment and the receiver e Connect the equipment into an electrical outlet on a circuit different from that which the radio receiver is connected e Consult the dealer or an experienced radio TV technician for help iil 202 10076 01 NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Tested to Comply with FCC Standards FOR HOME OR OFFICE USE PY3WG111T Modifications made to the product unless expressly approved byNETGEAR Inc could void the user s right to operate the equipment Export Restrictions This product or software contains encryption code whic
79. rotected with industry standard security It works with Windows 98 Me 2000 and XP operating systems Key Features The RangeMax WPN111 Wireless USB 2 0 Adapter provides the following features e Reliable IEEE 802 11g and b standards based wireless technology e 108 Mbps high speed data transfer Wireless nodes negotiate to operate in the optimal data transfer rate In a noisy environment or when the distance between the wireless nodes is far the wireless nodes automatically fall back to operate at lower transfer rates e High level of data encryption using128 bit Shared Key WEP data encryption method A lower level of data encryption or no data encryption is available to simplify your network setup or to improve data transfer rate Introduction 2 1 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 What s in the Box The product package should contain the following items e NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 e Installation Guide for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 e NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Resource CD including Driver and Configuration Utility Software User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Animated Network Properties Configuration Tutorial PC Networking Tutorial e Warranty and Support information card If any of the parts are incorrect missing or damaged
80. rypted messages Products based on the 802 11 standard alone offer system administrators no effective method to update the keys B 14 Wireless Networking Basics 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 For 802 11 WEP encryption is optional For WPA encryption using Temporal Key Integrity Protocol TKIP is required TKIP replaces WEP with a new encryption algorithm that is stronger than the WEP algorithm but that uses the calculation facilities present on existing wireless devices to perform encryption operations TKIP provides important data encryption enhancements including a per packet key mixing function a message integrity check MIC named Michael an extended initialization vector IV with sequencing rules and a re keying mechanism Through these enhancements TKIP addresses all of known WEP vulnerabilities How Does WPA Compare to IEEE 802 11i WPA will be forward compatible with the IEEE 802 11i security specification currently under development WPA is a subset of the current 802 11i draft and uses certain pieces of the 802 11i draft that are ready to bring to market today such as 802 1x and TKIP The main pieces of the 802 111 draft that are not included in WPA are secure IBSS Ad Hoc mode secure fast handoff for specialized 802 11 VoIP phones as well as enhanced encryption protocols such as AES CCMP These features are either not yet ready for market or will require hardwa
81. saaniininieiaes C 3 Selecting Windows Internet Access Method ceceesecseeeceeeeeeaeeeeeeseaeeeaneeeneeees C 5 Verity ig TORAP Proaperleg ccstctacsceieicccentectatsrinaned sactemsentdsctvideeslomeanmdasicemmenaanianes C 5 Configuring Windows 2000 or XP for TCP IP Networking sceeseeseesereeeeeeeeneeaaes C 6 Install or Verify Windows Networking Components ccccceeeeeeteeeeeeeeeetaeeeeenes C 6 DHCP Configuration of TCP IP in Windows XP or 2000 cccccsssseeeeeesstteeeeeeens C 7 DHCP Configuration of TCP IP in Windows XP eescceceeseeeeeeeeeeeeeeeeeeeeteaeeeeeaees C 7 DHCP Configuration of TOPAP m Windows 2000s ciccimscmiiccssvoiinnsaoviuninennnevennune C 9 Verifying TCP IP Properties for Windows XP or 2000 sesser C 11 MS AE ise cslack E T E E A AE T hua tenes ak asi Oe G1 Index Contents vii 202 10076 01 viii Contents 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Chapter 1 About This Manual This chapter introduces the conventions and features of this document Audience Scope Conventions This manual assumes that the reader has basic to intermediate computer and Internet skills However tutorial information is provided in the Appendices on the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Resource CD and on the NETGEAR Web site This manual uses the following typographical conventions Table 1 1
82. sed below WEP Authentication An access point must authenticate a station before the station can associate with the access point or communicate with the network The IEEE 802 11 standard defines two types of WEP authentication Open System and Shared Key e Open System Authentication allows any device to join the network assuming that the device SSID matches the access point SSID Alternatively the device can use the ANY SSID option to associate with any available access point within range regardless of its SSID e Shared Key Authentication requires that the station and the access point have the same WEP Key to authenticate These two authentication procedures are described below The WEP Open System authentication process is illustrated in below Wireless Networking Basics B 7 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 802 11 Authentication Open System Steps 1 Authentication request sent to AP _ 2 AP authenticates A 3 Client connects to network gt j e al Client attempting to connect Figure B 2 802 11 open system authentication Access Point AP y INTERNET Cable or DLS modem Servers The following steps occur when two devices use Open System Authentication 1 The station sends an authentication request to the access point 2 The access point authenticates the station 3 The station associates with t
83. see Chapter 5 Troubleshooting WPN111 Wireless Connection Indicators The NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 provides the following three indicators which give you feedback on the status of your wireless connection e The status LED on the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 indicates the condition of wireless link e The color of the SysTray icon is on the System Tray portion of the taskbar in the Microsoft Windows desktop indicates the status of the connection Interpreting the LED on the WPN111 Table 3 1 LED Descriptions LED Meaning Status LED xm OFF e The WPN111 in not plugged in to the PC e ae Power save mode default from power up E TRAN or reset e Blink Looking for network association On Associated or joined with network Basic Setup 3 11 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Interpreting System Tray Icon Colors The System Tray SysTray resides on one end of the taskbar in the Microsoft Windows desktop Color Condition Description Red The WPN111 has no The WPN111 is not able to link to any other wireless node or connection to any wireless the link is lost Check your configuration or try moving to a Ta node location where the wireless signal quality is better U Yellow The WPN111 has a The wireless link is weak You may deed to move to a better connection with
84. sts among other things your IP address subnet mask and default gateway From the drop down box select your Ethernet adapter The window is updated to show your settings which should match the values below if you are using the default TCP IP settings that NETGEAR recommends for connecting through a router or gateway e The IP address is between 192 168 0 2 and 192 168 0 254 e The subnet mask is 255 255 255 0 e The default gateway is 192 168 0 1 Configuring Windows 2000 or XP for TCP IP Networking As part of the PC preparation process you may need to install and configure TCP IP on each networked PC Before starting locate your Windows CD you may need to insert it during the TCP IP installation process Install or Verify Windows Networking Components To install or verify the necessary components for IP networking 1 Onthe Windows taskbar click the Start button point to Settings and then click Control Panel 2 Double click the Network and Dialup Connections icon 3 Ifan Ethernet adapter is present in your PC you should see an entry for Local Area Connection Double click that entry 4 Select Properties Verify that Client for Microsoft Networks and Internet Protocol TCP IP are present If not select Install and add them 6 Select Internet Protocol TCP IP click Properties and verify that Obtain an IP address automatically is selected 7 Click OK and close all Network and Dialup Conn
85. t WPN111 NETGEA MARTWIZARD Welcome InstallShield Assistant will install NETGEAR WPN111 Wireless USB2 0 Adapter Device Driver and Configuration Utility on your computer To continue click Next a Cancel InstallShield Wizard Note If a Windows XP Certification warning appears click Continue Anyway to proceed 3 4 202 10076 01 Basic Setup User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Install the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 a Locate an available USB port on your PC Connect the USB cable to the WPN111 and insert the other end of the cable into the USB slot on your PC b After a short delay the Found New Hardware Wizard displays The first time that you install the WPN111 ona computer the wizard will install the bootloader device Follow the installation prompts Note Click Continue Anyway if you are prompted with a Windows XP Logo testing message c After the bootloader device is installed the Found New Hardware Wizard will display again and install the WPN111 Follow the installation prompts d Next you will be prompted to enable the NETGEAR Smart Wireless Settings Utility configuration utility Click Yes to accept this option If you choose No you must read the Windows XP documentation for an explanation of how to use the Windows XP wireless network configuration utility e Click Finish when done and if prompted restart
86. ticating Server p 2pratiense Identity G gt Identity Request Credentials gt Request Credentials Credentials Credentials gt Authentication Key Uncontrolled Port gt LAN Resources gt uthentication Key Controlled Port Figure B 6 WPA 802 1x Authentication Sequence Wireless Networking Basics B 17 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 The AP sends Beacon Frames with WPA information element to the stations in the service set Information elements include the required authentication method 802 1x or Pre shared key and the preferred cipher suite WEP TKIP or AES Probe Responses AP to station and Association Requests station to AP also contain WPA information elements 1 Initial 802 1x communications begin with an unauthenticated supplicant i e client device attempting to connect with an authenticator i e 802 11 access point The client sends an EAP start message This begins a series of message exchanges to authenticate the client 2 The access point replies with an EAP request identity message 3 The client sends an EAP response packet containing the identity to the authentication server The access point responds by enabling a port for passing only EAP packets from the client to an authentication server located on the wired side of the access point The access point blocks all other traffic
87. tion is subject to change without notice All rights reserved February 2005 Certificate of the Manufacturer Importer It is hereby certified that the Model WPN111 wireless USB adapter has been suppressed in accordance with the conditions set out in the BMPT AmtsblVfg 243 1991 and Vfg 46 1992 The operation of some equipment for example test transmitters in accordance with the regulations may however be subject to certain restrictions Please refer to the notes in the operating instructions Federal Office for Telecommunications Approvals has been notified of the placing of this equipment on the market and has been granted the right to test the series for compliance with the regulations VCCI Statement This equipment is in the Class B category information equipment to be used in a residential area or an adjacent area thereto and conforms to the standards set by the Voluntary Control Council for Interference by Data Processing Equipment and Electronic Office Machines aimed at preventing radio interference in such residential areas When used near a radio or TV receiver it may become the cause of radio interference Read instructions for correct handling 202 10076 01 FCC Information to User This product does not contain any user serviceable components and is to be used with approved antennas only Any product changes or modifications will invalidate all applicable regulatory certifications and approvals FCC Guidelines for Human
88. twork Connection Status window This Statue Connected box displays the connection status Duration 02 55 48 ee ba Speed 11 0 Mbps duration speed and activity statistics Sigk aul Administrator logon access rights are Activity needed to use this window Reseed Packets 3 966 e Click the Properties button to view details about the connection Wireless Network Connection 2 Properties PR General Wireless Networks Advanced Connect using Bp NETGEAR MA401 Wireless PC Card 2 The TCP IP details are presented on the Support tab page This connection uses the following items Chent for Microsoft Networks e Select Internet Protocol and click fp File and Printer Sharing for Microsoft Networks ji Py QoS Packet Scheduler Properties to view the configuration A F Intemet Protocol TCP IP information Install Uninstall Properties Description Allows your computer to access resources on a Microsoft network Z Show icon in notification area when connected C 8 Preparing Your PCs for Network Access 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Verify that Obtain an IP address automatically radio button is selected and that the Obtain DNS server address automatically radio button is selected e Click the OK button This completes the DHCP configuration in Windows XP Internet Protocol TCP IP Properties General Alt
89. twork name For the wireless devices in a network to communicate with each other all devices must be configured with the same SSID Wireless Channels IEEE 802 11g b 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 channels are 5 MHz apart However due to spread spectrum effect of the signals a node sending signals using a particular channel will utilize frequency spectrum 12 5 MHz above and below the center channel frequency As a result two separate wireless networks using neighboring channels for example channel 1 and channel 2 in the same general vicinity will interfere with each other Applying two channels that allow the maximum channel separation will decrease the amount of channel cross talk and provide a noticeable performance increase over networks with minimal channel separation The wireless frequencies used by 802 11a and 802 11b g networks are different These channel frequency options are discussed below B 2 Wireless Networking Basics 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 802 11b g Wireless Channels IEEE 802 11b 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 channels are 5 MHz apart However due to spread spectrum effect of th
90. uces these capabilities of the configuration utility Using Configuration Profiles The WPN111 configuration utility uses profiles to store all the configuration settings for a particular wireless network You can store multiple profiles and recall the one which matches the network you want to join Configuration 4 1 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 For example if you use your notebook 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 that has all the configuration settings you need to join the network you are using at the time There are two types of wireless network connections you can configure Infrastructure Mode uses the 802 11 infrastructure mode e Ad hoc Mode uses the 802 11 ad hoc mode For more information on 802 11 wireless network modes see Wireless Networking Overview on page B 1 of this manual Connecting to an Access Point in Infrastructure Mode This section provides instructions for configuring the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 to connect to a wireless access point How to Configure an Infrastructure Mode Profile Follow the instructions below to configure an infrastructure mode profile for connecting to an access point 1 Run the WPN111 Configuration Utility a Make sure the WPN111 software
91. use button e If the icon is not on the desktop e Click Start on the task bar located at the bottom left of the window e Choose Settings and then Control Panel e Locate the Network Neighborhood icon and click on it This will open the Network panel as shown below Preparing Your PCs for Network Access C 3 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Verify the following settings as shown e Client for Microsoft Network exists e Ethernet adapter is present e TCP IP is present e Primary Network Logon is set to Windows logon Click on the Properties button The following TCP IP Properties window will display Ce zx Configuration Identification Access Control The following network components are installed E Client for Microsoft Networks NETGEAR MA101 USB Adapter TCP IP Properties Primary Network Logon Client for Microsoft Networks Eile and Print Sharing Description C 4 Preparing Your PCs for Network Access 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 By default the IP Address tab is open on this window e Verify the following Obtain an IP address automatically is selected If not selected click in the radio button to the left of it to select it This setting is required to enable the DHCP server to automatically assign an
92. work Type G CFD Access Pont frasche r yy Computerto computer Ad Hac WPN111 Configuration Utility Note The NETGEAR default settings are Infrastructure mode with Any first available network that replies for the wireless network name SSID and WEP disabled If your WLAN settings are different from the NETGEAR default settings you will not connect Set up your WPN111 accordingly Note This procedure assumes you are connecting to a wireless network which is not using WEP security If your network includes WEP settings click the Security tab page and configure the WPN111 accordingly For help with these steps click the Help button in the WPN111 Configuration Utility to view context sensitive help information or see Enabling Wireless Security Features on page 4 7 3 10 202 10076 01 Basic Setup User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 Verify wireless connectivity to your network a Verify that the status monitor information at the bottom of the utility matches your wireless network b Check the color of the WPN111 icon in the Windows system tray green or yellow indicates a working connection red indicates no connection c Check the WPN111 LED blinking means attempting to connect solid indicates a good connection off means the WPN111 is not plugged in d Verify connectivity to the Internet or network resources Note If you are unable to connect
93. working at 54 Mbps using direct sequence spread spectrum DSSS technology and operating in the unlicensed radio spectrum at 2 5GHz 802 11g is backwards compatible with 802 11b ADSL Short for asymmetric digital subscriber line a technology that allows data to be sent over existing copper telephone lines at data rates of from 1 5 to 9 Mbps when receiving data known as the downstream rate and from 16 to 640 Kbps when sending data known as the upstream rate ADSL requires a special ADSL modem ADSL is growing in popularity as more areas around the world gain access DHCP An Ethernet protocol specifying how a centralized DHCP server can assign network configuration information to multiple DHCP clients The assigned information includes IP addresses DNS addresses and gateway router addresses DNS Short for Domain Name System or Service an Internet service that translates domain names into IP addresses Because domain names are alphabetic they re easier to remember The Internet however is really based on IP addresses Every time you use a domain name therefore a DNS service must translate the name into the corresponding IP address For example the domain name www example com might translate to 198 105 232 4 The DNS system is in fact its own network If one DNS server doesn t know how to translate a particular domain name it asks another one and so on until the correct IP address is returned Glossary 1 202 10076 01
94. your computer You will see the WPN111 system tray icon on the lower right portion of the Windows task bar Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install software for NETGEAR RangeMax TM Wireless USB 2 0 Adapter WPN111 If your hardware came with an installation CD lt 3 or floppy disk insert it now What do you want the wizard to do O Install from a list or specific location Advanced Click Next to continue r Found New Hardware Wizard Note If the USB port in your computer is not a USB v2 0 type port but rather a USB v1 1 type port you will see a HI_SPEED USB Device Plugged into non I SPEED USB Hub message The WPN111 will work but the USB v1 1 port maximum speed is 14 Mbps whereas the maximum speed of a USB v2 0 port is 480 Mbps So when the WPN111 is connected to a USB v1 1 port the communications speed will be limited to the maximum of the USB v1 1 port Note Click Continue Anyway if you are prompted with a Windows XP Logo testing message Disable Windows XP Configuration Manager To fully control your WPN111 adapter using the NETGEAR SMART WIZARD Wireless Assistant you need to deselect the Windows XP Wireless Network Configuration Utility To choose the NETGEAR SMART WIZARD Wireless Assistant click Yes to proceed I Dont show this message again Enable NETGEAR Utility Configuration WPN111 System Tray Icon
95. yption key differing in every packet It is extremely difficult for hackers to read messages even if they have intercepted the data Configuration 4 9 202 10076 01 User Manual for the NETGEAR RangeMax Wireless USB 2 0 Adapter WPN111 To configure WPA PSK security click the Advanced Security button The Advanced Security button is located in the Settings page Security section Advanced Security Security Encryption WPA PSK Passphrase 8 63 characters cest Figure 4 6 Advanced Security page The Passphrase can be between 8 and 63 characters For more information on WPA security see WPA Wireless Security on page B 13 Statistics Page The Statistics page provides real time and historical trend information on the data traffic and performance of your wireless adapter e Transmit Receive Performance A real time graph identifying the total receive and transmit utilization as a percentage the total possible Total Receive Transmit Graph Identifies the trend of transmit receive data communications over time e Transmit Statistics Identifies transmit megabits per second Mbps transmit packets per second Tx Packets s total transmitted packets and transmit errors e Receive Statistics Identifies receive megabits per second Mbps receive packets per second Rx Packets s total received packets and received errors 4 10 Configuration 202 10076 01 User Manual for the NETGEA

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User Manual for the NETGEAR RangeMax™ Wireless USB 2.0