D-Link AirPlusXtreme G+ DWL-2000AP+ Manuale utente

Manual

Building Networks forPeople

High-Speed2.4GHzWireless Access Point

D-LinkAirPlusXtremeG+

DWL-2000AP+

Version 1.00

Contents

Package Contents................................................................................ 3

Introduction........................................................................................... 4

Wireless Basics ................................................................................... 8

GettingStarted................................................................................... 12

UsingtheConfigurationMenu............................................................. 14

Networking Basics ............................................................................. 25

Troubleshooting.................................................................................. 40

TechnicalSpecifications..................................................................... 47

ContactingTechnicalSupport ............................................................. 50

WarrantyandRegistration................................................................... 51

ContentsofPackage:

D-LinkAirPlusXTREMEG+DWL-2000AP+

High-Speed 2.4GHzWireless Access Point

PowerAdapter-DC 5V,2.5A

Manualand Warrantyon CD

Quick InstallationGuide

EthernetCable

InternetExplorerVersion 6.0orNetscapeNavigator

Version 6.0andAbove

ComputerswithWindows,Macintosh,orLinux-based

operating systemswithan installed Ethernetadapter

PackageContents

Note:Using apowersupplywithadifferentvoltage rating than the one included withthe

DWL-2000APwill causedamage and voidthe warrantyforthisproduct.

If anyofthe aboveitemsaremissing,pleasecontactyourreseller.

SystemRequirementsforConfiguration:

Introduction

The D-LinkAirPlusXtremeG+DWL-2000AP+High-Speed WirelessAccess Pointisa

802.11g high-performance,wireless access pointthatsupportshigh-speed wireless

networking athome,atworkorinpublicplaces.

The DWL-2000AP+iscapableofoperating inone of4differentmodestomeetyour

wirelessnetworkingneeds.TheDWL-2000AP+canoperateasanAccessPoint;inAccess

Point-to-Access PointBridging mode;Access Point-to-MultipointBridging mode;or

Wireless Clientmode.

The DWL-2000AP+isan idealsolution forquicklycreating and extending awireless

localarea network(WLAN)inofficesorotherworkplaces,trade showsand special

events.

*AvailableQ42003 asafree download

Unlikemostaccess points,the DWL-2000AP+providesdatatransfersatup to8X

(compared tothe standard11 Mbps)when used withotherD-LinkAirPlusXtremeG+

products.The 802.11g standardisbackwardscompatiblewith802.11b products.This

meansthatyou do notneed tochange yourentirenetworktomaintainconnectivity.You

maysacrificesomeof802.11g’s speed when you mix802.11b and 802.11g devices,but

you will notlosethe abilitytocommunicatewhen you incorporatethe 802.11g standard

intoyour802.11b network.You maychoosetoslowlychange yournetworkbygradually

replacing the 802.11b deviceswith802.11g devices.

Authentication isafirstline ofdefenseagainstintrusion.Inthe

Authenticationprocesstheserververifiestheidentityoftheclientattempting

toconnecttothe network.Unfamiliarclientswouldbe denied access.

Inaddition tooffering fasterdatatransferspeedswhen used withother802.11gproducts,

theDWL-2000AP+hasthenewest, strongest, mostadvanced securityfeaturesavailable

today.When used withother802.11g WPA (WiFiProtected Access)and 802.1x

compatibleproductsinanetworkwithaRADIUSSERVER,thesecurityfeaturesinclude:

WPA:*

802.1x*:

Anewsecurityfeature,Wi-FiProtectedAccess authorizesand identifies

usersbasedonasecretkeythatchangesautomaticallyataregularinterval.

WPAusesTKIP(TemporalKey IntegrityProtocol)tochange the

temporalkeyevery10,000 packets(apacketisakind ofmessage

transmitted overanetwork.)Thisinsuresmuchgreatersecuritythan the

standardWEP security.(Bycontrast, the olderWEPencryption required

the keys tobe changed manually.)

Connections

The LAN Portis

Auto-MDI/MDIX.You

can inserteithera

Straight-through or

aCross-over

Ethernetcablein

thisportinorderto

connectthe DWL-

2000AP+toa

switchon the local

network.

Receptor

forthe

Power

Adapter

Pressing the

ResetButton

restoresthe

routertoits

originalfactory

defaultsettings.

LEDs

LEDstandsforLight-EmittingDiode.The DWL-2000AP+WirelessAccess Pointhas3

LEDsasshownbelow:

Power:Solidgreen lightindicatesconnection

WLAN:Blinking green lightindicateswireless activity;

solidgreen lightindicatesconnection

LAN:Blinking green lightindicatesactivity

on the EthernetPort; solidgreen light

indicatesconnection

Features

BettersecuritywithWPA*and 802.1x*

nTKIP(TemporalKeyIntegrityProtocol),inconjunctionwith

aRADIUSSERVER,changesthe temporalkeyevery10,

000 packets,ensuring greatersecurity

PreSharedKey mode meansthatthe homeuser,with-

outaRADIUSSERVER,will obtainanewsecuritykey

everytimehe orshe connectstothe network,vastlyim-

proving the safetyofcommunicationson the network.

nCompatiblewiththe802.11bstandardtoprovide awireless datarateofup

to11Mbps-thatmeansyou can migrateyoursystemtothe 802.11g standard

on yourownschedulewithoutsacrificing connectivity.

Fasterwireless networking withthe 802.11g standardtoprovide awireless

datarateofup to54Mbps

*AvailableQ42003 asafree download

nWeb-basedinterface forManaging and Configuring

Easy Installation withthe Setup Wizard

Operatesinthe 2.4GHzfrequencyrange

nUtilizesOFDMtechnology(OrthogonalFrequency Division Multiplexing)

802.1x*Authentication inconjunction withthe RADIUS

SERVERverifiesthe identityofwouldbe clients

WPA*(WiFiProtectedAccess)authorizesand identifiesusers

based on asecretkeythatchangesautomaticallyataregular

interval

4DifferentOperation modes -Capableofoperating inone offourdifferent

operation modestomeetyourwireless networking requirements:Access

Point;AP-to-AP Bridging;AP-to-MultipointBridging;and Wireless Client.

D-Linkwireless productsarebased on industrystandardstoprovide easy-to-

useandcompatiblehigh-speedwirelessconnectivitywithinyourhome,business

orwhereverawireless networkisavailable.D-Linkwireless productswill allow

you access tothe datayou want, when and whereyou wantit. You will be able

toenjoythe freedomthatwireless networking brings.

Awireless localarea network(WLAN)isacellularcomputernetworkthat

transmitsand receivesdatawithradiosignalsinstead ofwires.WLANsare

used increasinglyinbothhomeand officeenvironments,and publicareassuch

asairports,coffee shopsand universities.Innovativeways toutilizeWLAN

technologyarehelping peopletoworkand communicatemoreefficiently.

Increased mobilityand the absenceofcabling and otherfixed infrastructure

haveproven tobe beneficialformanyusers.

Wireless Basics

Wireless userscan usethe sameapplicationstheyuseon awired network.

Wireless adaptercardsused on laptop and desktop systemssupportthe same

protocolsasEthernetadaptercards.

Undermanycircumstances,itmaybe desirableformobilenetworkdevicesto

linktoaconventionalEthernetLANinordertouseservers,printersoranInternet

connection supplied through the wired LAN.AWirelessAccess Pointisadevice

thatcan be used toprovide thislink.

Wireless Basics (continued)

PeopleuseWLANtechnologyformanydifferentpurposes:

Mobility-Productivityincreaseswhen peoplehaveaccess todatainany

location withinthe operating range ofthe WLAN.Managementdecisions

based on real-timeinformation can significantlyimproveworkerefficiency.

LowImplementation Costs–WLANsareeasy tosetup,manage,

change and relocate.Networks thatfrequentlychange,bothphysicallyand

logically,can benefitfromaWLAN’s easeofimplementation.WLANscan

operateinlocationswhereinstallation ofwiring maybe impractical.

Installation and NetworkExpansion -Installing aWLANsystemcan be

fastand easy and can eliminatethe need topull cablethrough wallsand

ceilings.Wireless technologyallowsthe networktogo wherewirescannot

go-even outside the homeoroffice.

Scalability–WLANscan be configured inavarietyofways tomeetthe

needsofspecificapplicationsand installations.Configurationsareeasily

changed and range frompeer-to-peernetworks suitableforasmall number

ofuserstolargerinfrastructurenetworks toaccommodatehundredsor

thousandsofusers,depending on the numberofwireless devicesdeployed.

Inexpensive solution–Wireless networkdevicesareascompetitively

priced asconventionalEthernetnetworkdevices.

The DWL-2000AP+iscompatiblewiththe following wireless products:

D-LinkAirPlusDWL-650+,D-LinkAirPlusXtremeG+DWL-G650+

Wireless CardbusAdaptersused withlaptop computers

D-LinkAirPlusDWL-520+,D-LinkAirPlusXtremeG+DWL-G520+

Wireless PCIcardsused withdesktop computers

Standards-BasedTechnology

The DWL-2000AP+Wireless Access Pointutilizesthe 802.11gstandard.

TheIEEE 802.11gstandardisanextensionofthe802.11bstandard.Itincreases

the datarateup to54Mbpswithinthe 2.4GHzband,utilizing OFDMtechnology.

Thismeansthatinmostenvironments,withinthe specified range ofthisdevice,

you will be abletotransferlarge filesquicklyoreven watchamovieinMPEG

formatoveryournetworkwithoutnoticeabledelays.Thistechnologyworks by

transmittinghigh-speed digitaldataoveraradiowaveutilizingOFDM(Orthogonal

Frequency Division Multiplexing)technology.OFDMworks bysplitting the radio

signalintomultiplesmallersub-signalsthatarethen transmitted simultaneously

atdifferentfrequenciestothe receiver.OFDMreducesthe amountofcrosstalk

(interference)insignaltransmissions.The D-LinkDWL-2000AP+will

automaticallysensethe bestpossibleconnection speed toensurethe greatest

speed and range possible.

802.11g offersthe mostadvanced networksecurityfeaturesavailabletoday,

including:WPA,802.1x,TKIP,AES and Pre-Shared Keymode.Thesesecurity

featuresareexplainedinmoredetailintheIntroduction and the Featuressection

ofthismanual.

TheDWL-2000AP+isbackwardscompatiblewith802.11b devices.Thismeans

thatifyou havean existing 802.11b network,the devicesinthatnetworkwill be

compatiblewith802.11g devicesatspeedsofup to11Mbpsinthe 2.4GHz

range.

Wireless Basics (continued)

WPA will be availableQ42003 asafree download

802.1xwill be availableQ42003 asafree download

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