D-Link DI-804HV - Express ENwork Router Bedienungsanleitung

Broadband Hardware

Manual

Building Networks forPeople

VPNRouter

DI-804HV

D-LinkTM

02212003

Contents

PackageContents................................................................................ 3

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

GettingStarted................................................................................... 10

UsingtheConfigurationMenu............................................................. 11

NetworkingBasics ............................................................................. 57

ResettoFactoryDefaultSettings........................................................ 83

TechnicalSpecifications..................................................................... 84

ContactingTechnicalSupport ............................................................. 85

WarrantyandRegistration................................................................... 86

ContentsofPackage:

D-LinkDI-804HVBroadband HardwareVPNRouter

PowerAdapter–5VDC

Ethernet(CAT5-UTP/Straight-Through)Cable

ManualonCD

Quick InstallationGuide

SystemRequirementsForConfiguration:

ComputerwithWindows,Macintosh,orLinux-based

operating systemwithan installed Ethernetadapter

InternetExplorerversion 6.xorNetscape Navigator

version 6.xand above,withJavaScriptenabled

Ethernet-Based CableorDSLModemn

PackageContents

Note:Usingapowersupplywithadifferentvoltage rating thanthe one includedwiththe

DI-804HVwillcausedamageand voidthewarrantyforthisproduct.

If anyofthe aboveitemsaremissing,pleasecontactyourreseller.

Introduction

The D-LinkDI-804HVisa4-portBroadband RouterwithVirtualPrivateNetwork

(VPN)functionality.It providesacompletesolutionforInternetsurfingandoffice

resourcessharing.It isan idealwaytoextend the reachand numberof

computersconnected toyournetwork.

Aftercompleting the stepsoutlined inthe Quick Installation Guide (included in

yourpackage)you will havethe abilitytoshareinformation and resources.

The DI-804HViscompatiblewithmostpopularoperating systems,including

Macintosh,Linuxand Windows,and can be integrated intoalarge network.

Connections

Features &Benefits

Receptor

forthe

Power

Adapter

LAN portsprovide

connectionstoEthernet-

enabled devices.

Broadband modemand IPsharing

Connectsmultiplecomputerstoabroadband(cableorDSL)modemtosurf

theInternet

Auto-sensingEthernetSwitch

Equippedwitha4-portauto-sensingEthernetswitch

VPNPass-Throughsupported

Supportspass-throughVPNsessionsandallowsyoutosetupVPNserver

andVPNclients

Firewall

Allunwanted packetsfromoutside intrudersareblockedtoprotectyour

network

DHCPserversupported

Allofthe networkedcomputerscanretrieveTCP/IPsettingsautomatically

fromtheDI-804HV

Web-basedconfiguration

Configurablethroughanynetworkedcomputer’s webbrowserusing

Netscape orInternetExplorer

Pressing the

ResetButton

restoresthe

routertoits

originalfactory

defaultsettings.

All Ethernetportsauto-sense

cabletypestoaccomodate

straight-through orcross-over

cable.

WAN portisthe

connection forthe

Ethernetcabletothe

CableorDSLmodem

COMportprovides

serialconnection for

dial-up analog modem.

Features &Benefitscontinued

nAccessControlsupported

Allowsyoutoassigndifferentaccessrightsfordifferentusers

nPacketfiltersupported

PacketFilterallowsyou tocontrolaccesstoanetworkbyanalyzing the

incoming andoutgoing packetsand lettingthempass orhaltingthembased

onthe IPaddressofthe sourceanddestination.

nVirtualServersupported

Enablesyou toexposeWWW,FTPand otherserviceson yourLANtobe

accessibletoInternetusers.

nUser-DefinableApplication Sensing Tunnel

Usercandefine the attributestosupportspecialapplicationsrequiring

multipleconnections,likeInternetgaming,video conferencing,Internet

telephonyandsoon.TheDI-804HVcan sensethe applicationtypeand

openamulti-porttunnelforit.

nDMZHostsupported

Allowsanetworked computertobe fullyexposedtothe Internet; this

functionisused whenthe special“application-sensing tunnelfeature”is

insufficienttoallowanapplicationtofunctioncorrectly

Introduction toBroadband

RouterTechnology

Arouterisadevicethatforwardsdatapacketsfromasourcetoadestination.Routers

forwarddatapacketsusingIPaddressesandnotaMACaddress.Arouterwillforward

datafromthe InternettoaparticularcomputeronyourLAN.

Theinformation thatmakesupthe Internetgetsmovedaroundusingrouters.When

youclickon alinkonawebpage,yousendarequesttoaservertoshowyouthe next

page.The informationthatissentandreceived fromyourcomputerismovedfromyour

computertothe serverusingrouters.Arouteralsodeterminesthe bestroutethatyour

informationshouldfollowtoensurethattheinformationisdeliveredproperly.

Aroutercontrolsthe amountofdatathatissentthroughyournetworkbyeliminating

informationthatshouldnotbe there.Thisprovidessecurityforthe computerscon-

nectedtoyourrouter,becausecomputersfromthe outside cannotaccess orsend

informationdirectlytoanycomputeron yournetwork.The routerdetermineswhich

computerthe informationshouldbeforwarded toandsendsit. If the information isnot

intendedforanycomputeronyournetwork,thedataisdiscarded.Thiskeepsany

unwantedorharmfulinformationfromaccessingordamagingyournetwork.

Introduction toFirewalls

Afirewallisadevicethatsitsbetweenyourcomputerandthe Internetthatprevents

unauthorizedaccess toorfromyournetwork.Afirewallcan beacomputerusing

firewallsoftwareoraspecialpieceofhardwarebuiltspecificallytoactasafirewall.In

mostcircumstances,afirewallisused topreventunauthorizedInternetusersfrom

accessingprivatenetworksorcorporateLAN'sandIntranets.

Afirewall watchesalloftheinformationmoving toandfromyournetworkandanalyzes

eachpieceofdata.Eachpieceofdataischeckedagainstasetofcriteriathatthe

administratorconfigures.If anydatadoesnotmeetthe criteria,thatdataisblocked

anddiscarded.Ifthe datameetsthecriteria,the dataispassedthrough.Thismethod

iscalled packetfiltering.

Afirewall canalsorunspecificsecurityfunctionsbasedonthe type ofapplicationor

type ofportthatisbeingused.Forexample,afirewall canbe configuredtoworkwith

anFTPorTelnetserver.OrafirewallcanbeconfiguredtoworkwithspecificUDPor

TCPportstoallowcertainapplicationsorgamestoworkproperlyoverthe Internet.

Introduction toLocalArea Networking

LocalArea Networking(LAN)isthe termusedwhenconnectingseveralcomputers

togetheroverasmall areasuchasabuilding orgroupofbuildings.LAN'scanbe

connectedoverlargeareas.AcollectionofLAN'sconnectedoveralargeareaiscalled

aWideArea Network(WAN).

ALANconsistsofmultiplecomputersconnectedtoeachother.Therearemanytypes

ofmediathatcanconnectcomputerstogether.The mostcommon mediaisCAT5

cable(UTPorSTPtwistedpairwire.)Onthe otherhand,wirelessnetworks do notuse

wires;insteadtheycommunicateoverradiowaves.Eachcomputermusthavea

NetworkInterfaceCard(NIC),whichcommunicatesthedatabetweencomputers.ANIC

isusuallya10Mbpsnetworkcard,or10/100Mbpsnetworkcard,orawirelessnetwork

card.

Mostnetworks usehardwaredevicessuchashubsorswitchesthateachcablecanbe

connectedtoinordertocontinue the connection betweencomputers.Ahub simply

takesanydataarrivingthrougheachportandforwardsthe datatoallotherports.A

switchismoresophisticated,inthataswitchcan determinethe destinationportfora

specificpieceofdata.Aswitchminimizesnetworktrafficoverheadandspeedsupthe

communicationoveranetwork.

Networks takesometimeinordertoplanand implementcorrectly.Therearemany

ways toconfigureyournetwork.You maywanttotakesometimetodetermine the

bestnetworkset-up foryourneeds.

Introduction toVirtualPrivateNetworking

VirtualPrivateNetworking(VPN)usesapubliclywired network(the Internet)tose-

curelyconnecttwodifferentnetworks asiftheywerethe samenetwork.Forexample,

anemployee canaccess thecorporatenetworkfromhomeusingVPN,allowingthe

employee toaccessfilesandprinters.Hereareseveraldifferentimplementationsof

VPNthatcanbe used.

Point-to-PointTunneling Protocol(PPTP)

PPTPusesproprietarymeansofconnectingtwoprivatenetworks overtheInternet.

PPTPisawayofsecuringthe informationthatiscommunicated betweennetworks.

PPTPsecuresinformationbyencryptingthe datainside ofapacket.

IPSecurity(IPSec)

IPSecprovidesamoresecurenetwork-to-networkconnectionacrosstheInternetora

WideArea Network(WAN).IPSecencryptsallcommunication betweenthe clientand

serverwhereasPPTPonlyencryptsthe datapackets.

BothoftheseVPNimplementationsareusedbecausethereisnotastandardforVPN

serversoftware.Becauseofthis,eachISPorbusiness canimplementitsownVPN

networkmakinginteroperabilityachallenge.

LEDS

LEDstandsforLight-Emitting Diode.The DI-804HVhasthe following LEDs

asdescribed below:

LEDLEDActivity

PowerAsteadylightindicates

aconnectiontoapowersourceapowersource

M2LEDLightsupwhenthe devicehasanInternet

connection

WANAsolidlightindicatesconnectiononthe

WANport. ThisLEDblinks duringdata

transmission

COMAsolidlightindicatesaconnectiontoan

externaldial-up analogmodem

Flashesoncepersecond toindicatean

activesystem

LOCAL

NETWORK

(Ports1-4)

Asolidlightindicatesaconnectiontoan

Ethernet-enabledcomputeronports1-4.This

LEDblinks during datatransmission

M1LED

Foratypicalnetworksetup athome(as shownabove),please do the

following:

Getting Started

Pleaserefertothe following

sectionsofthismanualfor

additionalinformation about

setting upanetwork:

Networking Basics -learn

howtocheckandassignyour

IPAddress and sharefiles.

Using theConfiguration

Menu -learnthe settingsfor

theDI-804HV,using theweb-

basedinterface.

Withitsdefaultsettings,theDI-804HV,whenactivated,will connect

withotherD-LinkExpress Ethernetworkproducts,rightoutofthebox.

ConsultwithyourCableorDSLproviderforproperinstallationofthe modem

Youwillneed broadbandInternetaccess (aCableorDSLsubscriptionline into

yourhomeoroffice)

ConnecttheCableorDSLmodemtotheDI-804HVwireless broadbandrouter

(seetheQuick Installation GuideincludedwiththeDI-804HV.)

If you areconnecting adesktop computertoyournetwork,youcan installthe

D-LinkDFE-530TX+ethernetadapterintoanavailablePCIslot. (See the Quick

InstallationGuideincludedwiththeDWL-530TX+.)

Ifyou areconnectingalaptopcomputertoyournetwork,installthe driversfor

theEthernetCardbusadapter(e.g.,D-LinkDFE-690TXD)intoalaptop

computer.(SeetheQuickInstallationGuide includedwiththeDFE-690TXD.)

TheModemcanbeused asadialupbackupforxDSL/Cableconnection

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