Linksys WUSB54GC manuale d’uso

A Division of Cisco Systems, Inc . ® Model No . USB Adapter Wir eless- G WUSB54GC User Guide WIRELESS GH z 2.4 802.11g Compact[...]

Compact Wireless-G USB Adapter Copyright and T rademarks Specifications are subject to change without notice . Linksys is a registered tradema rk or trademark of Cisco Systems, Inc . and/or its affiliates in the U.S . and certain other countries. Copyright © 2006 Cisco Systems, Inc. All rights reserved. Other brands and product names are trademark[...]

Compact Wireless-G USB Adapter Table of Contents Chapter 1: Introduction 1 Welcome 1 What’s in this Guide? 2 Chapter 2: Planning your Wireless Network 4 Network Topology 4 Roaming 4 Network Layout 5 Chapter 3: Getting to Know the Compact Wireless-G USB Adapter 6 The LED Indicators 6 Chapter 4: Setting up and Connecting the USB Adapter 7 Starting [...]

Compact Wireless-G USB Adapter Appendix H: Regulatory Information 63 Appendix I: Contact Information 69[...]

Compact Wireless-G USB Adapter List of Figures Figure 3-1: Front Panel 6 Figure 4-1: Setup Wizard’s Welcome Screen 7 Figure 4-2: Setup Wizard’s License Agreement 7 Figure 4-3: The Connecting the Adapter Screen 8 Figure 4-4: Available Wireless Network 9 Figure 4-5: Available Wireless Network 10 Figure 4-6: SecureEasySetup 10 Figure 4-7: The Secu[...]

Compact Wireless-G USB Adapter Figure 5-3: More Information - Wireless Network Status 24 Figure 5-4: More Information - Wireless Network Statistics 25 Figure 5-5: The SecureEasySetup Button 26 Figure 5-6: The SecureEasySetup Logo and Location 26 Figure 5-7: SecureEasySetup 26 Figure 5-8: SecureEasySetup is Complete 27 Figure 5-9: Site Survey 28 Fig[...]

Compact Wireless-G USB Adapter Figure 5-39: LEAP 42 Figure 5-40: Confirm New Settings 43 Figure 5-41: The Congratulations Screen 43 Figure B-1: Wireless Network Monitor Icon 48 Figure B-2: Windows XP - Use Windows XP Wireless Configuration 48 Figure B-3: Windows XP Wireless Configuration Icon 48 Figure B-4: Available Wireless Network 49 Figure B-5:[...]

1 Chapter 1: Introductio n Welcome Compact Wireless-G USB Adapter Chapter 1: Introduction We l c o me Thank you for choosing the Compact Wireless-G USB Adapter . With this Ad apter , your wireless networking experience will be faster and easier than ever . How does the Adapter do this? Like all wireless products, the Adapter allows for greater rang[...]

2 Chapter 1: Introductio n What’s in this Guide? Compact Wireless-G USB Adapter What’ s in this Guide? This user guide covers the steps for setting up and using the Compact Wireless-G USB Adapter . • Chapter 1: Introduction This chapter describes the Adapter’s applications and this User Guide . • Chapter 2: Planning Y our Wireless Network[...]

3 Chapter 1: Introductio n What’s in this Guide? Compact Wireless-G USB Adapter • Appendix G: Warr anty Information This appendix supplies the Adapter ’ s warranty infor mation. • Appendix H: Regulator y Information This appendix supplies the Adapter ’ s regulator y information. • Appendix I: Contact Information This appendix provides c[...]

4 Chapter 2: Planning your Wireless Network Network Topology Compact Wireless-G USB Adapter Chapter 2: Planning your Wireless Network Network T opology A wireless network is a group of computers, each equipped with one wireless adapter . Computers in a wireless network must be configured to share the same radio channel. Several PCs equipped with wi[...]

5 Chapter 2: Planning your Wireless Network Network Layout Compact Wireless-G USB Adapter Network La yout Linksys wireless access points and wireless routers have been designed for use with 802.11a, 802.11b , and 802.11g products. With 802.11g products communicating with the 802.11b standard and some products incorporating both “a” and “g”,[...]

6 Chapter 3: Getting to Know the Compa ct Wireless-G USB Adapter The LED Indicators Compact Wireless-G USB Adapter Chapter 3: Getting to Know the Compact Wireless-G USB Adapter The LED Indicators The Adapter's LEDs display information about network activity . Link Green . The Link LED flashes when there is network activity . Figure 3-1: Fr ont[...]

7 Chapter 4: Setting up a nd Connecting t he USB Adapter Starting the Setup Wizard Compact Wireless-G USB Adapter Chapter 4: Setting up and Connecting the USB Adapter The USB Adapter is set up with the Setup Wizard that comes on the CD enclosed with the Adapter . This chapter will guide you through the setup procedure . Starting the Setup Wizard T [...]

8 Chapter 4: Setting up a nd Connecting t he USB Adapter Connecting the Adapter Compact Wireless-G USB Adapter 4. The Setup Wizard will now prompt you to connect the Adapter to your PC’ s USB port. Once you’ve connect, click Next . 5. Windows 98SE and ME users will need to restart their PCs. Connecting the Adapter 1. Connect the Adapter’ s co[...]

9 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter Setting Up the Adapter The next screen to appear will be the Av ailable Wireless Network screen. This screen provides three options for setting up the Adapter • SecureEasySetup. This Adapter features SecureEasySetup. This means that you [...]

10 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter Setting Up the Adapter with SecureEasySetup With SecureEasySetup, setting up the Adapter is as simple as pushing a couple of buttons. Before you press any buttons, though, you should locate the SecureEasySetup button on the device you’r[...]

11 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter 3. Press the Cisco logo or SecureEasySetup button on the wireless router or access point. When it tu rns white and begins to flash, click the Next button on the Setup Wizard screen. The logo or button will stop flashing on the wireless ro[...]

12 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter Setting Up the Adapter with Av ailable Networks If you’re not setting up the Adapter with SecureEasySetup , another method for setting up the Adapter is with the available networks listed on the Av ailable Wireless Network screen. The a[...]

13 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter WP A-P ersonal Needed for Connec tion Encryption - Select the type of algorithm you want to use , TKIP or AES , from the Encr yption drop-down menu. P assphrase - Enter a Passphrase , also called a pre-shared key , of 8-63 characters in t[...]

14 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter 2. After the Adapter has been configured for the network, the Congratulations screen will appear . Click Conne ct to Network to connect to your network. Congratulations! Setup is complete. T o check the link information, se arch for a vai[...]

15 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter Setting Up the Adapter with Manual Setup If you are not taking advantage of SecureEasySetup and your network is not listed with the available networks, click Manual Setup o n the Av ailable Wireless Network screen to set up the adapter ma[...]

16 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter 2. The Wireless Mode screen shows a choice of two wireless modes. Click the Infrastructure Mode radio button if you want to connect to a wireless router or access point. Click the Ad-Hoc Mode radio button if you want to connect to another[...]

17 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter 4. The Wireless Security screen will appear . This step will configure wireless security . If your wireless network doesn’t use wireless security , select Disabled and th en click the Next button to continue . Proceed to Step 5. Select [...]

18 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter WP A Personal WP A P ersonal offers two encr yption methods, TKIP and AES, with dynamic encryption keys. Select TKIP or AES for encr yption. Then enter a Passphrase that is 8-63 characters in length. Encryption - Select the type of algori[...]

19 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter WP A Enterprise WP A Enterprise features WPA security used in coordination with a RADIUS server . (This should only be used when a RADIUS server is con nected to the Router .) WP A Enterprise offers two authentication methods, EAP- TLS an[...]

20 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter RADIUS RADIUS uses the security of a RADIUS ser ver . (This should only be used when a RADIUS ser ver is connected to the Router .) It offers two authentication methods: EAP-TLS and PEAP . Authentication - Select the authentication method[...]

21 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter LEAP If you selected LEAP , then enter the User name and Password that will authenticate you on your wireless network. Select the Login Method, and if selecting Manual for your login, enter a User name and Password. Then, enter the passwo[...]

22 Chapter 4: Setting up a nd Connecting t he USB Adapter Setting Up the Adapter Compact Wireless-G USB Adapter 5. Th e next screen displays all of the Adapter ’ s settings. If these are correct, you can save these settings to your hard drive by clicking Sa ve . Click Next to continue and finish the setup. If these settings are not correct, clic [...]

23 Chapter 5: Using the Wireless Network Mon itor Accessing the Wireless Network Monitor Compact Wireless-G USB Adapter Chapter 5: Using the Wireless Network Monitor Use the Wireless Network Monitor to check the link information, search for av ailable wireless networks, or create profiles that hold different configuration se ttings. Accessing the W[...]

24 Chapter 5: Using the Wireless Network Mon itor Link Information Screens Compact Wireless-G USB Adapter Wireless Network Status The Wireless Network Status screen provides information on your current network settings. Status - This shows the status of the wireless network connection. SSID - This is the unique name of the wireless network. Wirel e[...]

25 Chapter 5: Using the Wireless Network Mon itor Link Information Screens Compact Wireless-G USB Adapter Wireless Network Statistics The Wireless Networks Statistics screen provides statistics on your current network settings. T ransmit Rate - This is the d ata transfer rate of the current connection. (In Auto mode , the Adapter dynamically shifts[...]

26 Chapter 5: Using the Wireless Network Mon itor SecureEasySetup Compact Wireless-G USB Adapter Figure 5-5: The Secur e EasySetup Button Figure 5-6: The SecureEasySetup Logo and Location Figure 5-7: SecureEasySetup SecureEasySetup While using the Monitor , you might see the SecureEasySetup button on the right-hand side of the screen. This button c[...]

27 Chapter 5: Using the Wireless Network Mon itor SecureEasySetup Compact Wireless-G USB Adapter NOTE: Y ou can only add one Se cureEasySetup device at a time . Figure 5-8: SecureEasySetup is Complete 2. Press the Cisco logo or SecureEasySetup button on the wireless router or access point. When it tu rns white and begins to flash, click the Next bu[...]

28 Chapter 5: Using the Wireless Network Mon itor Site Survey Compact Wireless-G USB Adapter Figure 5-9: Site Survey Figure 5-10: WEP Key Needed for Connection Figure 5-11: WP A-Personal Needed for Connection Site Survey The Site Survey screen displays a list o f available networks in the table on the left. The table shows each network’ s SSID, C[...]

29 Chapter 5: Using the Wireless Network Mon itor Profiles Compact Wireless-G USB Adapter If the network has PSK2 wireless security enabled, then you will see the PSK2 Needed for Connection screen. Enter the network’ s Passphrase or pre-shared key in the Passphrase field. T o conn ect to the network, click Connect . T o cancel the connection, cli[...]

30 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter Creating a New Pr ofile On the Profiles screen, click the New button to create a new profile. Enter a name for the new profile , and click the OK button. Click the Cancel button to retur n to the Profiles screen without entering a name . The Av a[...]

31 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter Setting Up the Adapter with SecureEasySetup With SecureEasySetup, setting up the Adapter is as simple as pushing a couple of buttons. Before you press any buttons, though, you should locate the SecureEasySetup button on the device you’re connec[...]

32 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter 6. Press the Cisco logo or SecureEasySetup button on the wireless router or access point. When it tu rns white and begins to flash, click the Next button on the Setup Wizard screen. The logo or button will stop flashing on the wireless router or [...]

33 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter Setting Up the Adapter with Av ailable Networks If you’re not setting up the Adapter with SecureEasySetup , another method for setting up the Adapter is with the available networks listed on the Av ailable Wireless Network screen. The available[...]

34 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter WP A-P ersonal Needed for Connec tion Encryption - Select the type of algorithm you want to use , TKIP or AES , from the Encr yption drop-down menu. P assphrase - Enter a Passphrase , also called a pre-shared key , of 8-63 characters in the Passp[...]

35 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter 2. After the software has been successfully installed, the Congratulations screen will appear . Click Connect to Network to connect to your network. Congratulations! Setup i s complete. Setting Up the Adapter with Manual Setup If you are not taki[...]

36 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter If your network does not have a DHCP server , click the radio button next to Specify network settings . Enter an IP Address, Subnet Mask, Default Gateway , and DNS addresses appropriate for your network. Y ou must specify the IP Address and Subn [...]

37 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter 3. If you chose Infrastructure Mode , go to Step 4 no w . If you chose Ad-Hoc Mode , the Ad-Hoc Mode Settings screen will appear . Select the correct Channel for your wireless network. The channel you choose should match the channel set on the ot[...]

38 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter WEP WEP - T o use WEP encr yption, select 64-bits or 128-bit characters from the drop-down menu, and enter a passphrase or key . WEP Key - The WEP key you enter must ma tch the WEP key of your wireless network. If you are using 64-bit WEP encrypt[...]

39 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter WP A Personal WP A Personal offers two encr yption methods, TKIP and AES , with dynamic encryption keys. Select the type of algorithm, TKIP or AES , for the Encryption T ype . Enter a Passphrase of 8-63 characters in the Passphrase field. Click t[...]

40 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter WP A Enterprise WP A Enterprise features WPA security used in coordination with a RADIUS server . (This should only be used when a RADIUS server is con nected to the Router .) WP A Enterprise offers two authentication methods, EAP- TLS and PEAP ,[...]

41 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter RADIUS RADIUS uses the security of a RADIUS server . (This should only be used when a RADIUS ser ver is connected to the Router .) It offers two authentication methods: EAP-TLS and PEAP . Authentication - Select the authentication method your net[...]

42 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter LEAP If you selected LEAP , then enter the User name and Password that will authenticate you on your wireless network. Select the Login Method, and if selecting Manual for your login, enter a Username and Password. Then, enter the password again [...]

43 Chapter 5: Using the Wireless Network Mon itor Creating a New Profile Compact Wireless-G USB Adapter 5. Th e next screen displays all of the Adapter ’ s settings. If these are correct, you can save these settings to your hard drive by clicking Sa ve . Click Next to continue . If these settings are not correct, click Back to change your setting[...]

44 Appendix A: Troubleshoo ting Common Problems and Solutions Compact Wireless-G USB Adapter Appendix A: Troubleshooting This appendix provides solutions to problems usually encountered during the installation and operation of the Adapter . Read the description below to solve your problems. If you can't find an answer here , check the Linksys [...]

45 Appendix A: Troubleshoo ting Frequently Asked Questions Compact Wireless-G USB Adapter Frequently Ask ed Questions Can I run an application from a re mote computer over the wireless network? This will depend on whether or not the application is designed to be used over a network. Consult the application’ s user guid e to determine if it suppor[...]

46 Appendix A: Troubleshoo ting Frequently Asked Questions Compact Wireless-G USB Adapter What is ad-hoc mode? When a wireless network is set to ad-hoc mode , the wireless-equipped computers are configured to communicate directly with each other . The ad-hoc wireless network will not communicate with any wired network. What is infrastructure mode? [...]

47 Appendix A: Troubleshoo ting Frequently Asked Questions Compact Wireless-G USB Adapter the receiver knows the parameters of the spread-spectrum signal being broadcast. If a receiver is not tuned to the right frequency , a spread-spectrum sign al looks like background noise . There are two main alternatives, Direct Sequence Spread Spectrum (DSSS)[...]

48 Appendix B: Compact Wireless-G USB Adapter Appendix B: Using Windows XP Wireless Configuration If your computer is running Windows XP , then this choice will be available . If you want to use Windows XP Wireless Configuration to control the Adapter , instead of using the Wireless Network Monitor , then right-click on the Wireless Network Monitor[...]

49 Appendix B: Compact Wireless-G USB Adapter 2. The screen that appears will show any available wireless netw ork. Select the network you want. Click the Connect button. If your network does not have wireless security enabled, go to step 3. If your network does have wireless security enabled, go to step 4. 3. If your network does not have wir eles[...]

50 Appendix B: Compact Wireless-G USB Adapter 4. If your network uses wireless security WEP , enter the WEP Key used into the Network Key and Confir m network key fields. If your network uses wireless security WP A Personal, enter the Passphrase used into the Network Key and Confirm network key fields. Click the Connect button. 5. Y our wireless ne[...]

51 Appendix C: Wireless Security Security Precautions Compact Wireless-G USB Adapter Appendix C: Wireless Securit y Linksys wants to make wir eless networking as safe and easy for you as possible . Th e current generation of Linksys products provide several network security features, but they require specific action on your part for implementation.[...]

52 Appendix C: Wireless Security Security Threats Facing Wireless Netwo rks Compact Wireless-G USB Adapter 1. Disable Broadcast 2. Make it unique 3. Change it often Most wireless networking devices will give you the option of broadcasting the SSID . While this option may be more convenient, it allows anyone to log into your wireless network. This i[...]

53 Appendix C: Wireless Security Security Threats Facing Wireless Netwo rks Compact Wireless-G USB Adapter WP A-P ersonal . If you do not have a RADIUS server , select the type of algorithm you want to use , TKIP or AES , and enter a password in the Passphrase field of 8-63 characters. WP A-Enterprise . WPA used in coordination with a RADIUS server[...]

54 Appendi x D: Wind ows Hel p Compact Wireless-G USB Adapter Appendix D: Windows Help All wireless products require Microsoft Windows. Windows is the most used operating system in the world and comes with many features that help make networking easier . These features can be accessed through Windows Help and are described in this appendix. TCP/IP [...]

55 Appendix E: Glossary Compact Wireless-G USB Adapter Appendix E: Glossar y This glossary contains som e basic networking terms you may come across when using this product. Fo r more advanced terms, see the complete Linksys glossary at http://www .linksys.com/glossary . Access P oint - A device that allows wireless-equipped computers and other de [...]

56 Appendix E: Glossary Compact Wireless-G USB Adapter DMZ ( D e m ilitarized Z one) - Removes the Router's firewall protection from one PC, allowing it to be "seen" from the Internet. DNS ( D omain N ame S erver) - The IP address of your ISP's server , which translates the names of websites into IP addresses. Domain - A specifi[...]

57 Appendix E: Glossary Compact Wireless-G USB Adapter IP Address - The address used to identify a computer or device on a network. IPCONFIG - A Windows 2000 and XP utility that displays the IP address for a particular networking device . IPSec ( I nternet P rotocol Sec urity) - A VPN p rotocol used to implement secure exchange of packets at th e I[...]

58 Appendix E: Glossary Compact Wireless-G USB Adapter RJ-45 ( R egistered J ack -45 ) - An Ethernet connecto r that holds up to eight wires. Roaming - The ability to take a w ireless device from one access point's range to another without losing the connection. Router - A networking device that connects multiple networks together . Server - A[...]

59 Appendix E: Glossary Compact Wireless-G USB Adapter TKIP ( T emporal K ey I ntegrity P rotocol) - a wireless encr yption protocol that provides dynamic encr yption keys for each packet transmitted. T opology - The physical layout of a network. TX Rate - T ransmission Rate. Upgrade - T o replace existing software or firmware with a newer version.[...]

60 Appendix F: Warranty Informat ion Compact Wireless-G USB Adapter Appendix F: Warrant y Information LIMITED W A RRANTY Linksys warrants to the original end user purchaser ("Y ou") that, for a period of three years, (the "Warranty Period") Y our Linksys product will be free of defects in materials and workmanship under normal u[...]

61 Appendix G: Specifications Compact Wireless-G USB Adapter Appendix G: Specifications Model WUSB54GC Standards IEEE 802.11b , 802.11g, USB 1.1, USB 2.0 Channels 802.11b / 802.11g 11 Channels (US , Canada) 13 Channels (Europe) LEDs Link Protocols 802.11b: CCK (11 Mbps), DQPSK (2 Mbps), DBPSK (1 Mbps); 802.11g: OFDM T ransmitted Power 802.11g: 13 ?[...]

62 Appendix G: Specifications Compact Wireless-G USB Adapter Storage T emp. -20°C ~ 60°C (-4°F ~ 140°F) Operating Humidity 10% ~ 85% Non-Condensing Storage Humidity 5% ~ 90% Non-Condensing[...]

63 Appendix H: Regulatory In formation Compact Wireless-G USB Ad apter Appendix H: Regulator y Information FCC Statement This product has been tested and complies with the specifications for a Class B digital device , pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interfe rence in a [...]

64 Appendix H: Regulatory In formation Compact Wireless-G USB Ad apter User Information for Consumer Products Covered by EU Directive 2002/96/EC on Waste Electric and Electronic Equipment (WEEE) This document contains imp ortant information for users with regards to the proper disposal and recycling of Linksys products. Consumers are required to co[...]

65 Appendix H: Regulatory In formation Compact Wireless-G USB Ad apter[...]

66 Appendix H: Regulatory In formation Compact Wireless-G USB Ad apter[...]

67 Appendix H: Regulatory In formation Compact Wireless-G USB Ad apter[...]

68 Appendix H: Regulatory Inf ormation Dual-Band Wireless Access P oint For more information, visit www .linksys.com.[...]

69 Appendix I: Contact Info rmation Compact Wireless-G USB Adapter Appendix I: Contact Information Need to contact Linksys? Visit us online for information on the latest products and updates to your existing products at: http://www .linksys.com or ftp.linksys.com Can't find information about a product you want to buy on the web? Do you want to[...]