ZyXEL Communications NBG-417N User manual

www.zyxel.com
www.zyxel.com
NBG-417N
WirelessN-liteHomeRouter
Copyright 2009
ZyXELCommunicationsCorporation
FirmwareVersion 1.0
Edition 1,1/2009
DefaultLoginDetails
IPAddress http://192.168.1.1
Password 1234

AboutThisUser'sGuide
NBG-417NUser sGuide 3
AboutThisUser'sGuide
IntendedAudience
Thismanualisintended forpeoplewhowant to configuretheNBG-417Nusingthe
WebConfigurator.You shouldhaveatleastabasicknowledgeofTCP/IP
networkingconceptsandtopology.
RelatedDocumentation
QuickStartGuide
TheQuickStartGuide isdesignedtohelpyougetupandrunningright away.It
containsinformation on settingupyournetworkandconfiguringforInternet
access.
SupportingDisc
Referto theincluded CDforsupportdocuments.
ZyXELWeb Site
Pleasereferto www.zyxel.com foradditional supportdocumentation and
productcertifications.
UserGuideFeedback
Helpushelpyou.SendallUserGuide-related comments,questionsorsuggestions
forimprovement to thefollowingaddress, orusee-mailinstead.Thankyou!
TheTechnicalWritingTeam,
ZyXELCommunicationsCorp.,
6Innovation RoadII,
Science-BasedIndustrialPark,
Hsinchu,300,Taiwan.
E-mail: [e-mail]

AboutThisUser'sGuide
NBG-417NUser sGuide
4
CustomerSupport
In theevent ofproblemsthatcannot besolvedbyusingthismanual,you should
contactyourvendor.If youcannot contactyourvendor,thencontactaZyXEL
officefortheregion inwhichyou bought thedevice.See http://www.zyxel.com/
web/contact_us.phpforcontactinformation.Pleasehavethefollowinginformation
readywhenyou contactanoffice.
Productmodelandserialnumber.
WarrantyInformation.
Datethatyou receivedyourdevice.
Brief descriptionoftheproblemandthestepsyoutookto solveit.

DocumentConventions
NBG-417NUser sGuide 5
DocumentConventions
Warningsand Notes
Thesearehowwarnings andnotesareshowninthisUser!sGuide.
Warningstell youaboutthingsthatcouldharmyou oryourdevice.
Note: Notestellyouotherimportantinformation(forexample,otherthingsyou may
need toconfigureorhelpful tips) orrecommendations.
Syntax Conventions
TheNBG-417Nmaybereferred to asthe "NBG-417N#,the "device#,the
"product#orthe "system#inthisUser!sGuide.
Productlabels, screennames, fieldlabelsandfieldchoicesareallin bold font.
Akeystrokeisdenoted bysquarebracketsanduppercasetext,forexample,
[ENTER]meansthe "enter#or "return#keyon yourkeyboard.
"Enter#meansforyou to type oneor morecharactersandthenpress the
[ENTER]key. "Select#or "choose#meansforyou touseoneofthepredefined
choices.
Aright anglebracket(>)withinascreennamedenotesamouseclick.For
example, Maintenance> Log> LogSetting meansyou firstclick
Maintenance inthenavigationpanel,thenthe Log submenu andfinallythe
LogSetting tabto getto thatscreen.
Unitsof measurement maydenotethe "metric#valueorthe "scientific#value.
Forexample, "k#forkilomaydenote "1000#or "1024#, "M#formegamay
denote "1000000#or "1048576#andsoon.
"e.g.,#isashorthandfor "forinstance#,and "i.e.,#means "thatis#or "inother
words#.

DocumentConventions
NBG-417NUser sGuide
6
IconsUsedinFigures
FiguresinthisUser!sGuidemayusethefollowinggenericicons.TheNBG-417N
icon isnot anexactrepresentationofyourdevice.
NBG-417N Computer Notebookcomputer
Server DSLAM Firewall
Telephone Switch Router
Modem

SafetyWarnings
NBG-417NUser sGuide 7
SafetyWarnings
DoNOTusethisproductnearwater,forexample,inawetbasementornearaswimming
pool.
DoNOT exposeyourdevicetodampness,dustorcorrosiveliquids.
DoNOT storethingsonthedevice.
DoNOT install,use,orservicethisdevice duringathunderstorm.Thereisaremoterisk
of electricshockfrom lightning.
ConnectONLYsuitableaccessoriestothedevice.
DoNOT openthedeviceorunit.Opening orremovingcoverscanexposeyouto
dangeroushighvoltage pointsorotherrisks.ONLYqualifiedservicepersonnelshould
serviceordisassemblethisdevice.Pleasecontactyourvendorforfurtherinformation.
Makesuretoconnectthecablestothecorrectports.
Placeconnectingcablescarefullysothatno onewillsteponthem orstumbleoverthem.
Alwaysdisconnectallcablesfromthisdevicebeforeservicingordisassembling.
UseONLYanappropriatepoweradaptororcordforyourdevice.
Connectthepoweradaptororcordtotherightsupplyvoltage (forexample,110VACin
NorthAmericaor230VACinEurope).
DoNOT allowanythingtorestonthepoweradaptororcordanddoNOT placethe
productwhereanyonecanwalkonthepoweradaptororcord.
DoNOT usethedeviceif thepoweradaptororcordisdamaged asitmightcause
electrocution.
Ifthepoweradaptororcordisdamaged,removeitfrom thepoweroutlet.
DoNOTattempttorepairthepoweradaptororcord.Contactyourlocalvendortoordera
newone.
Donotusethedeviceoutside,andmakesure alltheconnectionsareindoors.Thereisa
remoteriskof electricshockfromlightning.
DoNOT obstructthedeviceventilationslots,asinsufficientairflowmayharmyour
device.
AntennaWarning!ThisdevicemeetsETSI andFCCcertificationrequirementswhenusing
theincludedantenna(s).Onlyusetheincludedantenna(s).
Ifyouwallmountyourdevice,makesurethatnoelectricallines,gasorwaterpipeswill
bedamaged.
Yourproductismarkedwiththissymbol,whichisknownastheWEEEmark.WEEE
standsforWasteElectronics andElectricalEquipment.It meansthat usedelectrical
andelectronicproductsshouldnotbe mixedwithgeneralwaste.Usedelectricaland
electronicequipmentshould betreated separately.

SafetyWarnings
NBG-417NUser sGuide
8

ContentsOverview
NBG-417NUser sGuide 9
ContentsOverview
Introduction............................................................................................................................19
Getting toKnowYourNBG-417N..............................................................................................21
The WPS Button ........................................................................................................................25
Introducing the Web Configurator..............................................................................................27
Connection Wizard....................................................................................................................39
APMode ....................................................................................................................................53
Tutorials.....................................................................................................................................61
Network ...................................................................................................................................69
Wireless LAN.............................................................................................................................71
WAN..........................................................................................................................................91
LAN..........................................................................................................................................103
DHCPServer...........................................................................................................................107
NetworkAddressTranslation (NAT).........................................................................................113
DynamicDNS..........................................................................................................................123
Security.................................................................................................................................127
Firewall ....................................................................................................................................129
Content Filtering......................................................................................................................135
Management.........................................................................................................................141
StaticRoute.............................................................................................................................143
BandwidthManagement..........................................................................................................147
RemoteManagement..............................................................................................................155
UniversalPlug-and-Play(UPnP).............................................................................................159
Maintenance andTroubleshooting .....................................................................................173
System.....................................................................................................................................175
Logs.........................................................................................................................................181
Tools........................................................................................................................................183
Sys OPMode ..........................................................................................................................189
Language.................................................................................................................................193
Troubleshooting.......................................................................................................................195
Appendices and Index.........................................................................................................203

ContentsOverview
NBG-417NUser sGuide
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TableofContents
NBG-417NUser sGuide 11
TableofContents
AboutThisUser'sGuide..........................................................................................................3
DocumentConventions............................................................................................................5
SafetyWarnings........................................................................................................................7
ContentsOverview...................................................................................................................9
TableofContents....................................................................................................................11
Part I:Introduction.................................................................................19
Chapter 1
Getting toKnow YourNBG-417N..........................................................................................21
1.1Overview..............................................................................................................................21
1.2Applications.........................................................................................................................21
1.3Ways toManage theNBG-417N.........................................................................................22
1.4Good HabitsforManaging the NBG-417N..........................................................................22
1.5LEDs....................................................................................................................................22
Chapter 2
TheWPS Button......................................................................................................................25
2.1Overview..............................................................................................................................25
Chapter 3
IntroducingtheWebConfigurator........................................................................................27
3.1Web ConfiguratorOverview.................................................................................................27
3.2Accessingthe WebConfigurator.........................................................................................27
3.3Resetting the NBG-417N.....................................................................................................29
3.3.1ProceduretoUsethe ResetButton ...........................................................................29
3.4Navigating the Web Configurator......................................................................................29
3.5The StatusScreen inRouterMode .....................................................................................30
3.5.1NavigationPanel........................................................................................................32
3.5.2Summary:DHCPTable...........................................................................................34
3.5.3Summary:PacketStatistics .....................................................................................35
3.5.4Summary:WLANStation Status............................................................................36
Chapter 4
Connection Wizard.................................................................................................................39

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4.1WizardSetup .......................................................................................................................39
4.2Connection Wizard:STEP1: SystemInformation...............................................................40
4.2.1SystemName.............................................................................................................40
4.2.2DomainName............................................................................................................41
4.3Connection Wizard:STEP2:Wireless LAN........................................................................42
4.3.1Extend(WPA-PSKorWPA2-PSK)Security...............................................................43
4.4Connection Wizard: STEP3:InternetConfiguration ...........................................................43
4.4.1EthernetConnection ..................................................................................................44
4.4.2PPPoEConnection....................................................................................................44
4.4.3PPTPConnection .......................................................................................................46
4.4.4YourIPAddress .........................................................................................................47
4.4.5WANIPAddress Assignment.....................................................................................48
4.4.6IPAddress and SubnetMask .....................................................................................48
4.4.7DNSServerAddress Assignment..............................................................................49
4.4.8WANIPand DNSServerAddress Assignment.........................................................50
4.4.9WANMACAddress ....................................................................................................51
4.5Connection WizardComplete..............................................................................................52
Chapter 5
APMode...................................................................................................................................53
5.1AP Mode Overview..............................................................................................................53
5.2Setting yourNBG-417NtoAPMode ...................................................................................53
5.3The StatusScreen inAPMode ...........................................................................................54
5.3.1NavigationPanel........................................................................................................56
5.4Configuring YourSettings....................................................................................................57
5.4.1LANSettings..............................................................................................................57
5.4.2WLANand MaintenanceSettings..............................................................................58
5.5Loggingintothe WebConfiguratorinAPMode .................................................................58
Chapter 6
Tutorials...................................................................................................................................61
6.1HowtoConnect tothe Internetfroman AP.........................................................................61
6.2ConfigureWireless SecurityUsingWPSonbothyourNBG-417Nand Wireless Client.....61
6.2.1PushButton Configuration(PBC)..............................................................................62
6.2.2PINConfiguration.......................................................................................................63
6.3Enableand ConfigureWireless SecuritywithoutWPSon yourNBG-417N........................65
6.4ConfigureYourNotebook....................................................................................................66
Part II:Network.......................................................................................69
Chapter 7
WirelessLAN...........................................................................................................................71

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7.1Overview..............................................................................................................................71
7.2WhatYou Can DoInthe WirelessLANScreen ...................................................................72
7.3WhatYou ShouldKnowAboutWireless LAN......................................................................72
7.3.1Wireless SecurityOverview.......................................................................................72
7.4GeneralWirelessLANScreen............................................................................................75
7.4.1NoSecurity.................................................................................................................76
7.4.2WEPEncryption .........................................................................................................77
7.4.3WPA-PSK/WPA2-PSK................................................................................................79
7.5MACFilter............................................................................................................................80
7.6Wireless LANAdvanced Screen .........................................................................................82
7.7Qualityof Service(QoS)Screen .........................................................................................83
7.7.1Application PriorityConfiguration ...............................................................................85
7.8WPSScreen ........................................................................................................................87
7.9WPSStation Screen ............................................................................................................88
7.10 Scheduling Screen ............................................................................................................88
Chapter 8
WAN..........................................................................................................................................91
8.1Overview..............................................................................................................................91
8.2WhatYou Can DoInthe WANScreens...............................................................................91
8.3WhatYou Need ToKnowAboutWAN.................................................................................92
8.3.1Configuring YourInternetConnection ........................................................................92
8.3.2Multicast.....................................................................................................................93
8.3.3NetBIOSoverTCP/IP................................................................................................94
8.3.4Auto-Bridge................................................................................................................94
8.4InternetConnection.............................................................................................................95
8.4.1EthernetEncapsulation ..............................................................................................95
8.4.2PPPoEEncapsulation ................................................................................................96
8.4.3PPTPEncapsulation ..................................................................................................98
8.5Advanced WANScreen .....................................................................................................101
Chapter 9
LAN.........................................................................................................................................103
9.1Overview............................................................................................................................103
9.2WhatYou Can Dointhe LANScreen ................................................................................103
9.3WhatYou Need ToKnowAboutLAN................................................................................104
9.3.1IPPoolSetup ...........................................................................................................104
9.3.2LANTCP/IP..............................................................................................................104
9.4LANIPScreen...................................................................................................................105
Chapter 10
DHCPServer..........................................................................................................................107
10.1Overview..........................................................................................................................107

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10.2WhatYou Can Dointhe DHCPServerScreens.............................................................107
10.3WhatYou NeedToKnowAboutthe DHCPServerScreens...........................................107
10.4GeneralScreen ...............................................................................................................108
10.5Advanced Screen.........................................................................................................108
10.6ClientList Screen.............................................................................................................110
Chapter 11
Network Address Translation(NAT)....................................................................................113
11.1Overview........................................................................................................................113
11.2WhatYou Can Dointhe NATScreens.............................................................................114
11.3WhatYou Need ToKnowAboutNAT................................................................................114
11.3.1WhatNATDoes.......................................................................................................115
11.3.2HowNATWorks ......................................................................................................115
11.4GeneralNATScreen .........................................................................................................116
11.5NATApplication Screen ..................................................................................................117
11.6NATAdvancedScreen......................................................................................................119
11.7TechnicalReference........................................................................................................120
11.8Using NATPortForwarding: Servicesand PortNumbers................................................120
11.8.1Configuring ServersBehindPort ForwardingExample..........................................120
11.9TriggerPortForwarding ...................................................................................................121
11.9.1TriggerPortForwardingExample...........................................................................122
11.9.2TwoPointsToRememberAboutTriggerPorts......................................................122
Chapter 12
DynamicDNS........................................................................................................................123
12.1Overview.........................................................................................................................123
12.2WhatYouCan Dointhe DDNSScreen ...........................................................................123
12.3WhatYou Need ToKnowAboutDDNS...........................................................................123
12.3.1DynDNSWildcard..................................................................................................123
12.4DynamicDNSScreen....................................................................................................124
Part III:Security....................................................................................127
Chapter 13
Firewall...................................................................................................................................129
13.1Overview........................................................................................................................129
13.2WhatYouCan Dointhe FirewallScreens.......................................................................129
13.3WhatYou NeedToKnowAboutFirewall .........................................................................130
13.3.1WhatisaFirewall?.................................................................................................130
13.3.2StatefulInspection Firewall....................................................................................130
13.3.3AbouttheNBG-417NFirewall................................................................................130

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NBG-417NUser sGuide 15
13.3.4GuidelinesForEnhancingSecurityWithYourFirewall ..........................................131
13.4GeneralFirewall Screen ...............................................................................................132
13.5ServicesScreen...........................................................................................................132
Chapter 14
ContentFiltering...................................................................................................................135
14.1Overview..........................................................................................................................135
14.2WhatYou Can Dointhe Content Filtering Screen ..........................................................135
14.3WhatYou Need ToKnowAbout ContentFiltering ...........................................................135
14.3.1ContentFiltering Profiles........................................................................................135
14.4FilterScreen ....................................................................................................................137
14.5TechnicalReference........................................................................................................138
14.5.1CustomizingKeywordBlocking URLChecking ......................................................138
Part IV:Management............................................................................141
Chapter 15
StaticRoute...........................................................................................................................143
15.1Overview..........................................................................................................................143
15.2WhatYouCan Dointhe IPStaticRouteScreens...........................................................144
15.3IPStaticRouteScreen ....................................................................................................144
15.3.1StaticRouteSetup Screen ...................................................................................145
Chapter 16
BandwidthManagement.......................................................................................................147
16.1Overview.........................................................................................................................147
16.2WhatYou Can Dointhe BandwidthManagementScreen ..............................................147
16.3WhatYou NeedToKnowAboutBandwidthManagement...............................................148
16.4BandwidthManagement GeneralConfiguration .............................................................148
16.5BandwidthManagementAdvanced Configuration ..........................................................150
16.5.1RuleConfiguration:UserDefined ServiceRuleConfiguration ............................152
16.6TechnicalReferences......................................................................................................153
16.6.1Applicationand Subnet-based BandwidthManagement.......................................153
16.6.2BandwidthManagementPriorities.........................................................................153
16.6.3Predefined BandwidthManagementServices.......................................................154
16.6.4Servicesand PortNumbers...................................................................................154
Chapter 17
RemoteManagement............................................................................................................155
17.1Overview..........................................................................................................................155
17.2WhatYou Can DointheRemoteManagementScreens................................................155

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NBG-417NUser sGuide
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17.3WhatYou NeedToKnowAbout RemoteManagement...................................................155
17.3.1RemoteManagementLimitations..........................................................................155
17.3.2RemoteManagementandNAT..............................................................................156
17.3.3SystemTimeout....................................................................................................156
17.4WWW Screen ...............................................................................................................157
Chapter 18
UniversalPlug-and-Play(UPnP)..........................................................................................159
18.1Overview.........................................................................................................................159
18.2WhatYou Can Dointhe UPnPScreen ...........................................................................159
18.3WhatYou NeedtoKnowAboutUPnP.............................................................................159
18.4UPnPScreen ...................................................................................................................161
18.5TechnicalReference........................................................................................................161
18.5.1Installing UPnPinWindowsExample....................................................................162
Part V:MaintenanceandTroubleshooting........................................173
Chapter 19
System...................................................................................................................................175
19.1Overview..........................................................................................................................175
19.2WhatYou Can Dointhe SystemScreens.......................................................................175
19.3SystemGeneralScreen .................................................................................................175
19.4TimeSetting Screen ........................................................................................................177
Chapter 20
Logs.......................................................................................................................................181
20.1Overview..........................................................................................................................181
20.2WhatYou Can Dointhe Log Screens.............................................................................181
20.3WhatYou NeedtoKnowAboutLogs..............................................................................181
20.4ViewLog Screen ..............................................................................................................182
Chapter 21
Tools.......................................................................................................................................183
21.1Overview..........................................................................................................................183
21.2WhatYouCan Dointhe ToolsScreen ............................................................................183
21.3FirmwareUpload Screen .................................................................................................183
21.4ConfigurationScreen.......................................................................................................186
21.4.1Backup Configuration .............................................................................................186
21.4.2RestoreConfiguration ............................................................................................187
21.4.3Back toFactoryDefaults........................................................................................188
21.5RestartScreen .................................................................................................................188

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NBG-417NUser sGuide 17
Chapter 22
Sys OPMode.........................................................................................................................189
22.1Overview..........................................................................................................................189
22.2WhatYou Can Dointhe Sys OPMode Screen ...............................................................189
22.3WhatYou NeedtoKnowAboutSysOPMode ................................................................190
22.4GeneralScreen ...............................................................................................................191
Chapter 23
Language...............................................................................................................................193
23.1Language Screen............................................................................................................193
Chapter 24
Troubleshooting....................................................................................................................195
24.1Power,HardwareConnections,and LEDs......................................................................195
24.2NBG-417NAccess and Login..........................................................................................196
24.3Internet Access ................................................................................................................198
24.4Resetting theNBG-417NtoItsFactoryDefaults.............................................................200
24.5Wireless Router/APTroubleshooting ...............................................................................200
Part VI:AppendicesandIndex...........................................................203
AppendixAProduct Specifications.......................................................................................205
AppendixBPop-upWindows,JavaScriptsand JavaPermissions......................................209
AppendixCIPAddressesand Subnetting...........................................................................217
AppendixDSettingupYourComputer sIPAddress...........................................................227
24.5.1Verifying Settings...................................................................................................244
AppendixEWireless LANs..................................................................................................245
24.5.2WPA(2)-PSK Application Example.........................................................................255
24.5.3WPA(2)withRADIUSApplicationExample...........................................................255
AppendixFServices............................................................................................................257
AppendixGLegalInformation..............................................................................................261
Index.......................................................................................................................................265

TableofContents
NBG-417NUser sGuide
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19
PART I
Introduction
Gettingto KnowYourNBG-417N(21)
TheWPSButton (25)
IntroducingtheWebConfigurator(27)
Connection Wizard(39)
APMode(53)
Tutorials(61)

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