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D-Link Air DWL-122, Manual

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D-Link Air DWL-122 Manual Download Page 45

45

Troubleshooting 

(continued)

!

!

!

!

!

Double-click
on 

Network

Adapters

Right-click on 

D-Link 

Air

DWL-122 Wireless USB
Adapter

Select 

Properties

to check that the
drivers are
installed properly

Look under 

Device

Status

 to check that the

device is working
properly

Click 

OK

D-Link Air DWL-122 Wireless USB Adapter

D-Link 

Air

 DWL-122 Wireless USB Adapter

D-Link 

Air

 DWL-122 Wireless USB Adapter

D-Link 

Air

 DWL-122 Wireless USB Adapter

Summary of Contents for Air DWL-122

Page 1: ...Manual Building Networks for People 2 4GHz Wireless USB Adapter Air DWL 122 D Link ...

Page 2: ...ics 6 Inserting and Removing the DWL 122 Using the Extension Cord 9 Getting Started 10 Using the Configuration Utility with Windows OS 13 Using the Configuration Utility with Macintosh OS 20 Networking Basics 25 Troubleshooting 38 Technical Specifications 41 ...

Page 3: ...Me 98SE A computer or laptop with an available USB port D Link Air DWL 122 2 4 GHz Wireless USB Adapter Manual on CD ROM Quick Installation Guide USB Extenstion Cable Contents of Package Package Contents If any of the above items are missing please contact your reseller System Requirements Mac OSX v10 2x or later ...

Page 4: ...s a standard USB extension cable With the optional USB extension cable the DWL 122 can be positioned virtually anywhere at a workstation to achieve the best available wireless signal reception whether that workstation is in your office on your deck or patio by the pool at the local coffee shop or in an airport terminal while waiting to board your next flight The adapter works with Apple Mac OS X 1...

Page 5: ...nnects at up to 328 feet indoors User friendly configuration and diagnostic utilities Supports infrastructure networks via an Access Point or Router and Peer to Peer communication in Ad Hoc mode Network Security with with 64 bit and 128 bit WEP encryption USB 1 1 standard Powered by the USB port no external power source is needed Compact size for placement anywhere ...

Page 6: ...rports coffee shops and universities Innovative ways to utilize WLAN technology are helping people to work and communicate more efficiently Increased mobility and the absence of cabling and other fixed infrastructure have proven to be beneficial for many users Wireless users can use the same applications they use on a wired network Wireless adapter cards used on laptop and desktop systems support ...

Page 7: ...ctical Installation and Network Expansion Installing a WLAN system can be fast and easy and can eliminate the need to pull cable through walls and ceilings Wireless technology allows the network to go where wires cannot go even outside the home or office Scalability WLANs can be configured in a variety of topologies to meet the needs of specific applications and installations Configurations are ea...

Page 8: ...Link wireless product s range from 3 90 feet 1 30 meters Position your devices so that the number of walls or ceilings is minimized Be aware of the direct line between network devices A wall that is 1 5 feet thick 5 meters at a 45 degree angle appears to be almost 3 feet 1 meter thick At a 2 degree angle it looks over 42 feet 14 meters thick Position devices so that the signal will travel straight...

Page 9: ... icon illustrated above that resides in the taskbar When the screen at right appears highlight the DWL 122 Click Stop Windows will notify you when it is safe to remove the DWL 122 from the USB port Inserting the DWL 122 Using the DWL 122 with the extension cord Plug one end of the USB extension cord into the USB port on your computer and plug the other end into the DWL 122 Insert the DWL 122 into ...

Page 10: ...ture using an Access Point or Router such as the DI 614 Ad Hoc directly connecting to another computer for peer to peer communication using wireless network adapters on each computer such as two or more DWL 122 wireless USB adapters On the following pages we will show you an example of an Infrastructure Network and an Ad Hoc Network An Infrastructure network contains an Access Point or Router The ...

Page 11: ...Link Air DWL 122 wireless USB adapter into an available USB port on your desktop computer See the Quick Installation Guide included with the DWL 122 If you are connecting a laptop computer to your network you can install the DWL 122 into an available USB port on your laptop See the Quick Installation Guide included with the DWL 122 Getting Started continued For a typical wireless setup at home as ...

Page 12: ...P Address of 192 168 0 3 with a Subnet Mask of 255 255 255 0 etc IMPORTANT If computers or other devices are assigned the same IP Address one or more of the devices may not be visible on the network IP Address Install the D Link Air DWL 122 Wireless USB adapter into the desktop computer See the Quick Installation Guide included with the product for installation instructions Install another DWL 122...

Page 13: ...rams D Link DWL 122 Anew icon will appear in your Icon tray Double click on the D icon shown in the tray To use the D Link Configuration Utility with XP click on the D Link Configuration Utility icon in the taskbar in the lower corner of your computer screen Select the Wireless Networks tab uncheck the box in the properties window that enables windows configuration After you have done this you can...

Page 14: ...tically determined by the DWL 122 Signal Strength Displays the signal strength of the DWL 122 s wireless connection to the Access Point or Router Packet Count Displays the statistics of the data packets that are transmitted and received Frequency 802 11b indicates that the DWL 122 is communicat ing in the 2 4GHz band Encryption You can see if WEP Wired Equivalent Privacy is Enabled or Disabled her...

Page 15: ... equipped with a wireless adapter in a peer to peer environment Select Enabled or Disabled IP Settings Choose one of the following modes Open Authentication the DWL 122 is visible to all devices on the network Shared Authentication allows communication only with other devices with identical WEP settings Auto will automatically adjust to the Authentication mode of the wireless Access Point or Route...

Page 16: ...aintain the same IP Address information each time you connect to a network Select Enable or Disable Launch Utility on Startup Power Mode Disable this default setting consumes the most power Enable this setting consumes the least power Fragmentation Threshold This value should remain at its default setting of 2432 If you experience a high packet error rate you may slightly increase your Fragmentati...

Page 17: ...wish to configure You can Add or Remove a profile or configure the Properties of the profile in order to connect with an available network Connect Highlight a network profile click Connect to connect to that network Rescan Click Rescan to rescan and connect to the strongest signal with the current SSID Configure Highlight an existing network and click Config ure the configuration window on the nex...

Page 18: ...ve the changes If you clicked on Configuration or Properties you can config ure in this window all the prop erties of a profile that already exists in the network Click OK to save the changes Advanced Configuration Add or Properties If you choose to use the IEEE 802 1X feature please see the detailed instructions on the fol lowing pages If you select WPA in the Authentication field please see deta...

Page 19: ...se do the following IEEE 802 1X Select Enabled Click Authentication Config Select the EAP Type you want to use Configure the information needed for authenticating Click OK Trusted CA List Inner Authentication Protocol For an explanation of the terms shown in this window please see the following pages Advanced Security Settings ...

Page 20: ...l Information needed for Authenticating EAP TLS EAP MSCHAPv2 Certificate User Name User Name Password Domain Name LEAP User Name Password PAP TTLS Identity User Name Password CHAP TTLS Identity User Name Password MSCHAP TTLS Identity User Name Password Domain Name EAP TTLS MSCHAPv2 TTLS Identity User Name Password Domain Name ...

Page 21: ...d Security Settings Definitions of Terms Validate Server Certificate Check Validate Server Certificate to verify the identity of the authentication server based on its certificate when using EAP TTLS PEAP and EAP TLS This is checked by default Certain protocols such as EAP TTLS PEAP and EAP TLS allow you to verify the identity of the authentication server as the server verifies your identity This ...

Page 22: ...at tunnel That means that not only are your credentials secure from eavesdropping but your identity is protected as well Thus with EAP TTLS you have two identities an inner one and an outer one The inner identity is your actual user name Your outer identity can be completely anonymous Set your outer identity in the TTLS Identity field Trusted CA List The Trusted CA List allows you to configure whi...

Page 23: ...ou want to connect After you click Authentication Config the Advanced Security Settings screen will ap pear Complete the Advanced Security Settings configuration Please see pages 17 20 of this manual to find out more about the Advanced Security Settings Click Authentication Config Select WPA in the Authentication field ...

Page 24: ...y continued Authentication WPA PSK Click Configure Select the available network to which you want to connect WPA PSK does not require a RADIUS Server in the network Select WPA PSK in the Authentication field Click Authentication Config ...

Page 25: ...y continued Authentication WPA PSK continued Enter the WPA Passphrase About Advanced Security Settings The About screen gives you the MAC address Utility Version and the Driver Version of the DWL 120 Click OK The configuration is done ...

Page 26: ...puter please refer to the Quick Installation Guide included with the product follow the steps below to access the configuration settings From the Apple pull down menu select System Preferences Using the Configuration Settings with Macintosh OS Double click on the Wireless Adaptor icon ...

Page 27: ... Networks includ ing Name Type Signal Channel Privacy Start Scan click Start Scan to rescan for an available wireless network at your current location Connect highlight a network profile and click Connect to connect to that network profile Wireless Adaptor Settings Radio On select or deselect Frequency Band displays the frequency band default is 2 4GHz may not be changeable Click Show My Networks ...

Page 28: ...ect to that network profile Properties highlight a network profile and click Properties to configure that network profile See screens on the next page Remove highlight a network profile and click Remove to remove that network from the profile list Create click Create to create a new network profile manually See screens on the next page ...

Page 29: ...ntinued My Networks Create and or Properties Select the level of WEP encryp tion In the example 40 Bits ASCII was chosen Enter the WEP string in this case 5 ASCII characters have been entered Select the key that you wish to use You can input up to four keys ...

Page 30: ...uously rescan and associate with the Access Point or Router with the strongest signal in the SSID Not available for adapters sold in the USA This Info tab displays the MAC Address and the Firmware and Driver versions Advanced Open Authentication the DWL 122 is visible to all devices on the network Info Shared Authentication allows communication only with devices with identical WEP settings Auto wi...

Page 31: ...soft Windows XP Note Please refer to websites such as http www homenethelp com and http www microsoft com windows2000 for information about networking computers using Windows 2000 ME or 98SE Go to Start Control Panel Network Connections Select Set up a home or small office network Networking Basics When this screen appears Click Next ...

Page 32: ...ns in this window Networking Basics continued Click Next In the following window select the best description of your computer If your computer connects to the internet through a gateway router select the second option as shown Click Next ...

Page 33: ...33 Enter a Computer description and a Computer name optional Networking Basics continued Click Next Enter a Workgroup name All computers on your network should have the same Workgroup name Click Next ...

Page 34: ... while the Network Setup Wizard applies the changes Networking Basics continued When the changes are complete click Next Please wait while the Network Setup Wizard configures the computer This may take a few minutes ...

Page 35: ...w below select the option that fits your needs In this example Create a Network Setup Disk has been selected You will run this disk on each of the computers on your network Click Next Insert a disk into the Floppy Disk Drive in this case drive A ...

Page 36: ...read the information under Here s how in the screen below After you complete the Network Setup Wizard you will use the Network Setup Disk to run the Network Setup Wizard once on each of the computers on your net work To continue click Next ...

Page 37: ...ew settings will take effect when you restart the computer Click Yes to restart the computer You have completed configuring this computer Next you will need to run the Network Setup Disk on all the other computers on your network After running the Network Setup Disk on all your computers your new wireless network will be ready to use ...

Page 38: ... click on My Computer Select Properties and click Select the Computer Name Tab in the Sys tem Properties window You may enter a Com puter Description if you wish this field is optional To rename the com puter and join a domain Click Change To name your computer using Windows XP please follow these directions ...

Page 39: ...e same Workgroup name Click OK Checking the IP Address in Windows XP The wireless adapter equipped computers in your network must be in the same IP Address range see Getting Started in this manual for a definition of IP Ad dress Range To check on the IP Address of the adapter please do the following Right click on the Local Area Connection icon in the task bar Click on Status ...

Page 40: ...dband Routers will automatically assign IP Ad dresses to the computers on the network using DHCP Dynamic Host Configura tion Protocol technology If you are using a DHCP capable Gateway Router you will not need to assign Static IP Addresses If you are not using a DHCP capable Gateway Router or you need to assign a Static IP Address please follow these instructions Go to Start Double click on Contro...

Page 41: ...41 Networking Basics continued Assigning a Static IP Address in Windows XP 2000 Double click on Network Connections Double click on Properties Right click on Local Area Connections ...

Page 42: ...ential like 192 168 0 3 and 192 168 0 4 The subnet mask must be the same for all the computers on the network Click OK Select Use the following DNS server addresses Enter the LAN IP address of the Wireless Router D Link wireless routers have a LAN IP address of 192 168 0 1 Enter the LAN IP address of the wireless router D Link wireless routers have a LAN IP address of 192 168 0 1 Networking Basics...

Page 43: ... Access Point A good wireless connection will show four replies from the Wireless Router or Acess Point as shown Go to Start Run type command A window similar to this will appear Type ping xxx xxx xxx xxx where xxx is the IP Address of the Wireless Router or Access Point A good wireless connection will show four replies from the wireless router or access point as shown The IP Addresses in these il...

Page 44: ...perties This chapter provides solutions to problems that can occur during the installation and operation of the DWL 122 Read the following descriptions if you are having problems The examples below are illustrated in Windows XP If you have another operating sys tem these solutions will still apply although the appearance on your computer screen may differ ...

Page 45: ...dapter Select Properties to check that the drivers are installed properly Look under Device Status to check that the device is working properly Click OK D Link Air DWL 122 Wireless USB Adapter D Link Air DWL 122 Wireless USB Adapter D Link Air DWL 122 Wireless USB Adapter D Link Air DWL 122 Wireless USB Adapter ...

Page 46: ...in the network in order to establish a wireless con nection If you are using 2 4GHz cordless phones X 10 equipment or other home security systems ceiling fans and lights your wireless connection will degrade dramatically or drop altogether Try changing the Channel on your Router Access Point and Wireless adapter to a different Channel to avoid interference Keep your product away at least 3 6 feet ...

Page 47: ...5 95 non condensing Humidity Antenna Type Integrated microstrip diversity antenna DSSS Modulation Technique L 3 25 inches 82 5mm W 1 07 inches 27 2mm H 0 47 inches 12mm Physical Dimensions 1 2 5 5 11Mbps with Automatic Fallback Data Rates USB 1 1 Interface Eleven channels for North America Available Channels CSMA CA with ACK Media Access Protocol Storing 10 90 non condensing ...

Page 48: ...ge RC4 Encryption algorithm Encryption 30 000 hours MTBF DQPSK DBPSK and CCK Modulation Schemes Typical 16dBm 40mW Transmitter Output Power Typical 81dBm for 11Mbps 8 PER Packet Error Rate Receiver Sensitivity Typical 86dBm for 2Mbps 8 PER Packet Error Rate 64 or 128 bit WEP Encryption ...

Page 49: ...rnungen die sich am Geraten befinden sind zu beachten 12 Wird das Gerat uber einen langeren Zeitraum nicht benutzt sollten Sie es vom Stromnetz trennen Somit wird im Falle einer Uberspannung eine Beschadigung vermieden 13 Durch die Luftungsoffnungen durfen niemals Gegenstande oder Flussigkeiten in das Gerat gelangen Dies konnte einen Brand bzw Elektrischen Schlag auslosen 14 Offnen Sie niemals das...

Page 50: ... then the defective product becomes the property of D Link Warranty service may be obtained by contacting a D Link office within the applicable warranty period and requesting a Return Material Authorization RMA number If a Registration Card for the product in question has not been returned to D Link then a proof of purchase such as a copy of the dated purchase invoice must be provided If Purchaser...

Page 51: ...hardware or any application or system platform software product provided by any third party excepting only such products as are expressly represented in D Link s applicable product documentation as being compatible D Link s obligation under this warranty shall be a reasonable effort to provide compatibility but D Link shall have no obligation to provide compatibility when there is fault in the thi...

Page 52: ...n an RMA number for warranty service as to a hardware product or to obtain warranty service as to a software product contact the D Link office nearest you An addresses telephone fax list of D Link offices is provided in the back of this manual Trademarks Copyright 2002 D Link Corporation Contents subject to change without prior notice D Link is a registered trademark of D Link Corporation D Link S...

Page 53: ...rence that may cause undesired operation FCC Caution Any changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate this equipment IMPORTANT NOTE FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment This equipment should be installed and operated ...

Page 54: ...nal Business Park 03 12 The Synergy Singapore 609917 TEL 65 6774 6233 FAX 65 6774 6322 URL www dlink intl com Australia 1 Giffnock Avenue North Ryde NSW 2113 Australia TEL 61 2 8899 1800 FAX 61 2 8899 1868 URL www dlink com au India D Link House Kurla Bandra Complex Road Off CST Road Santacruz East Mumbai 400098 India TEL 91 022 26526696 56902210 FAX 91 022 26528914 URL www dlink co in Middle East...

Page 55: ... 3908881 URL www dlink me com Turkey Regus Offices Beybi Giz Plaza Ayazaga Mah Meydan Sok No 28 Maslak 34396 Istanbul Turkiye TEL 90 212 335 2553 FAX 90 212 335 2500 URL www dlink com tr Egypt 19 El Shahed Helmy El Masri Al Maza Heliopolis Cairo Egypt TEL 202 414 4295 FAX 202 415 6704 URL www dlink me com FAX 86 010 85182250 URL www dlink com cn Taiwan 2F No 119 Pao Chung Rd Hsin Tien Taipei Taiwa...

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