Zte ZXR10 8900 Series User manual

ZXR108900Series
10GigabitRoutingSwitch
UserManual(IPv6Volume)
Version2.8.02.C
ZTECORPORATION
ZTEPlaza,KejiRoadSouth,
Hi-TechIndustrialPark,
NanshanDistrict,Shenzhen,
P .R.China
518057
Tel:[phone]
Fax:[phone]
URL:http://ensupport.zte.com.cn
E-mail:[email protected]

LEGALINFORMATION
Copyright©2006ZTECORPORATION.
Thecontentsofthisdocumentareprotectedbycopyrightlawsandinternationaltreaties.Anyreproductionordistributionof
thisdocumentoranyportionofthisdocument,inanyformbyanymeans,withoutthepriorwrittenconsentofZTECORPO-
RATIONisprohibited.Additionally,thecontentsofthisdocumentareprotectedbycontractualcondentialityobligations.
Allcompany,brandandproductnamesaretradeorservicemarks,orregisteredtradeorservicemarks,ofZTECORPORATION
oroftheirrespectiveowners.
Thisdocumentisprovided“asis” ,andallexpress,implied,orstatutorywarranties,representationsorconditionsaredis-
claimed,includingwithoutlimitationanyimpliedwarrantyofmerchantability,tnessforaparticularpurpose,titleornon-in-
fringement.ZTECORPORATIONanditslicensorsshallnotbeliablefordamagesresultingfromtheuseoforrelianceonthe
informationcontainedherein.
ZTECORPORATIONoritslicensorsmayhavecurrentorpendingintellectualpropertyrightsorapplicationscoveringthesubject
matterofthisdocument.ExceptasexpresslyprovidedinanywrittenlicensebetweenZTECORPORATIONanditslicensee,
theuserofthisdocumentshallnotacquireanylicensetothesubjectmatterherein.
ZTECORPORATIONreservestherighttoupgradeormaketechnicalchangetothisproductwithoutfurthernotice.
UsersmayvisitZTEtechnicalsupportwebsitehttp://ensupport.zte.com.cntoinquirerelatedinformation.
TheultimaterighttointerpretthisproductresidesinZTECORPORATION.
RevisionHistory
RevisionNo.RevisionDateRevisionReason
R1.0July31,2009FirstRelease
SerialNumber:sjzl20093841

Contents
AboutThisManual..............................................i
SafetyInstructions............................................1
SafetyIntroduction.........................................................1
SafetyDescription..........................................................1
IPv6AddressConguration...............................3
IPv6AddressOverview....................................................3
IPv6AddressFormat...................................................3
IPv6AddressPrex.....................................................4
IPv6AddressClassication..........................................4
IPv6Header...............................................................9
IPv6/IPv4DualProtocolStack.....................................11
ConguringIPv6Address................................................11
IPv6AddressCongurationExample................................12
IPv6AddressMaintenanceandDiagnosis..........................13
IPv6NeighborDiscoveryProtocol
Conguration..................................................15
IPv6NDPOverview........................................................15
IPv6AddressAuto-Conguration.....................................17
ConguringNDP............................................................18
IPv6NDPCongurationExample.....................................19
IPv6NDPMaintenanceandDiagnosis...............................19
IPv6TunnelConguration...............................21
IPv6TunnelOverview.....................................................21
IPv6ManuallyConguredTunnel.................................22
Automatic6to4Tunnel...............................................22
AutomaticIPv4-CompatibleTunnel...............................24
ConguringIPv6Tunnel..................................................24
IPv6TunnelCongurationExamples.................................24
ExampleofIPv6ManuallyConguredTunnel.................24
ExampleofConguringAutomatic6to4T unnel..............26
IPv6TunnelMaintenanceandDiagnosis............................27

IPv6StaticRouteConguration......................29
IPv6StaticRouteOveriew..............................................29
IPv6ECMPOverview......................................................29
ConguringIPv6StaticRoute..........................................29
ConguringIPv6ECMP...................................................30
IPv6StaticRouteCongurationExample..........................30
RIPngConguration........................................33
RIPngOverview.............................................................33
ConguringRIPng..........................................................35
EnablingRIPng..........................................................35
ConguringRIPngEnhancedFunction...........................35
RIPngCongurationExample..........................................35
RIPngMaintenanceandDiagnosis....................................36
OSPFv3Conguration......................................37
OSPFv3Overview..........................................................37
DifferencesbetweenOSPFv3andOSPFv2.....................37
LSATypes................................................................39
ConguringOSPFv3.......................................................40
EnablingOSPFv3.......................................................40
ConguringOSPFv3InterfaceParameters.....................41
ConguringOSPFv3ProtocolParameters......................41
OSPFv3CongurationExample........................................42
OSPFv3MaintenanceandDiagnosis.................................43
IS-ISv6Conguration.....................................45
IS-ISv6Overview..........................................................45
ConguringIS-ISv6.......................................................46
EnablingIS-ISv6.......................................................46
ConguringIS-ISv6GlobalParameters.........................46
ConuringIS-ISv6InterfaceParameters.......................47
IS-ISv6CongurationExamples......................................48
SingleAreaIS-ISv6CongurationExample...................48
Multi-AreaIS-ISv6CongurationExample....................49
IS-ISv6MaintenanceandDiagnosis.................................52
BGP4+Conguration.......................................53
BGP4+Overview...........................................................53
ConguringBGP4+........................................................54
EnablingBGP4+........................................................54
ConguringBGP4+RouteAdvertisement......................55
ConguringEBGPMulti-HopsofBGP4+........................55

ConguringBGP4+RouteReector..............................56
ConguringBGP4+Confederation................................58
ConguringBGP4+RouteAttributes.............................60
ConguringBGP4+IPv6AddressFamily.......................60
BGP4+CongurationExample.........................................61
BGP4+MaintenanceandDiagnosis..................................62
Figures............................................................63
Tables.............................................................65
ListofGlossary................................................67

AboutThisManual
PurposeThismanualprovidesproceduresandguidelinesthatsupportthe
operationofZXR108900Series(V2.8.02.C)10GigabitRouting
Switch.
Intended
Audience
Thismanualisintendedforengineersandtechnicianswhoperform
operationactivitiesonZXR108900Series(V2.8.02.C)10Gigabit
RoutingSwitch.
WhatIsinThis
Manual
Thismanualcontainsthefollowingchapters:
TABLE1CHAPTERSUMMARY
ChapterSummary
Chapter1Safety
Instructions
Thischapterdescribesthesafety
instructionsandsigns
Chapter2IPv6Address
Conguration
ThischapterintroducesIPv6address
andrelatedcongurationonZXR10
8912/8908/8905/8902
Chapter3IPv6Neighbor
DiscoveryProtocol
Conguration
ThischapterdescribesIPv6Neighbor
DiscoveryProtocol(NDP)and
relatedcongurationonZXR10
8912/8908/8905/8902
Chapter4IPv6T unnel
Conguration
ThischapterdescribesIPv6tunnel
technologyandrelatedcongurationon
ZXR108912/8908/8905/8902
Chapter5IPv6Static
RouteConguration
ThischapterdescribesIPv6static
routecongurationonZXR10
8912/8908/8905/8902
Chapter6RIPng
Conguration
ThischapterdescribesRIPngand
relatedcongurationonZXR10
8912/8908/8905/8902
Chapter7OSPFv3
Conguration
ThischapterdescribesOSPFv3and
relatedcongurationonZXR10
8912/8908/8905/8902
Chapter8IS-ISv6
Conguration
ThischapterdescribesIS-ISv6and
relatedcongurationonZXR10
8912/8908/8905/8902
Chapter9BGP4+
Conguration
ThischapterdescribesBGP4+and
relatedcongurationonZXR10
8912/8908/8905/8902
Related
Documentation
Thefollowingdocumentationisrelatedtothismanual:
�ZXR108900Series(V2.8.02.C)10GigabitRoutingSwitch
HardwareInstallationManual
�ZXR108900Series(V2.8.02.C)10GigabitRoutingSwitch
HardwareManual
CondentialandProprietaryInformationofZTECORPORATIONi

ZXR108900SeriesUserManual(IPv6Volume)
�ZXR108900Series(V2.8.02.C)10GigabitRoutingSwitchUser
Manual(BasicCongurationVolume)
�ZXR108900Series(V2.8.02.C)10GigabitRoutingSwitchUser
Manual(EthernetSwitchingVolume)
�ZXR108900Series(V2.8.02.C)10GigabitRoutingSwitchUser
Manual(IPv4RoutingVolume)
�ZXR108900Series(V2.8.02.C)10GigabitRoutingSwitchUser
Manual(MPLSVolume)
�ZXR108900Series(V2.8.02.C)10GigabitRoutingSwitchUser
Manual(IPv6Volume)
iiCondentialandProprietaryInformationofZTECORPORATION

Chapter1
SafetyInstructions
TableofContents
SafetyIntroduction.............................................................1
SafetyDescription..............................................................1
SafetyIntroduction
Inordertooperatetheequipmentinaproperway,followthese
instructions:
�Onlyqualiedprofessionalsareallowedtoperforminstallation,
operationandmaintenanceduetothehightemperatureand
highvoltageoftheequipment.
�Observethelocalsafetycodesandrelevantoperationpro-
ceduresduringequipmentinstallation,operationandmainte-
nancetopreventpersonalinjuryorequipmentdamage.Safety
precautionsintroducedinthismanualaresupplementarytothe
localsafetycodes.
�ZTEbearsnoresponsibilityincaseofuniversalsafetyoper-
ationrequirementsviolationandsafetystandardsviolationin
designing,manufacturingandequipmentusage.
SafetyDescription
ContentsdeservingspecialattentionduringcongurationofZXR10
8900seriesswitchareexplainedinthefollowingtable.
ConventionMeaning
NoteProvidesadditionalinformation
ImportantProvidesgreatsignicanceorconsequence
ResultProvidesconsequenceofactions
ExampleProvidesinstanceillustration
CondentialandProprietaryInformationofZTECORPORATION1

ZXR108900SeriesUserManual(IPv6Volume)
Thispageisintentionallyblank.
2CondentialandProprietaryInformationofZTECORPORATION

Chapter2
IPv6Address
Configuration
TableofContents
IPv6AddressOverview........................................................3
ConguringIPv6Address....................................................11
IPv6AddressCongurationExample....................................12
IPv6AddressMaintenanceandDiagnosis..............................13
IPv6AddressOverview
IPv6isthenextversionofIPprotocol.Withthedevelopmentof
Internet,IPv4addressesof32bitswillbedriedup.IPv4willbe
supersededbyIPv6inthenearfuture.
IPv6isrstdescribedinRFC2460byIETF.Itprovidesservices
suchaspointtopointsecurity,QoSandglobaluniqueaddress.
StructureofIPv6allowsuserstoupgradeIPv4addressestoIPv6
addressesconveniently.
IPv6developmentistoprovideplentyofglobaluniqueaddresses
tomeetmoreandmorerequirementsofintelligentdevicesinnet-
work.ThesedevicesincludePersonalDataAssistant(PDA),mobile
telephoneandnetworkaccessdeviceforfamily.
IPv6AddressFormat
AnIPv6addressformatisX:X:X:X:X:X:X:X,amongwhichXisa
4-bithexinteger(16-bit),forexample:
FEDC:0DB0:7674:3110:FEDC:BC78:7654:1234
FEDC:0DB0:0:0:6:600:7654:6789
IPv6addressesusuallycontaincontinuoushex0.Forwritingcon-
venience,use“::”marktoreplacecontinuoushex0.Thisreduces
thelengthofIPv6addressesinwriting.
CondentialandProprietaryInformationofZTECORPORATION3

ZXR108900SeriesUserManual(IPv6Volume)
Note:
“::”markcanonlybeusedonceinanIPv6address.Itistoreplace
thelongestcontinuoushex0.Capitalsandlowercasesarenot
distinguishedinIPv6addresses.
IPv6addressformatisdescribedinRFC2373.Table3showsex-
amplesforcompressedformatsofIPv6addresses.
TABLE3COMPRESSEDFORMATS
IPv6AddressTypeNormalFormatCompressedFormat
Unicastaddress1080:0:0:0:8:800:200C:12341080::8:800:200C:1234
MulticastaddressFF01:0:0:0:0:0:0:123FF01::123
Loopbackaddress0:0:0:0:0:0:0:1::1
Unspeciedaddress0:0:0:0:0:0:0:0::
InT able3,loopbackaddressisusedtosendIPv6datapacketsto
nodeitself.ItsfunctionisthesameasthatofIPv4.Forexample,
aninitializednodecanuseloopbackaddressaspacketsourcead-
dressbeforereceivingIPv6address.
IPv6AddressPrefix
IPv6addressprexisexpressedinthesimilarwayasIPv4address
prex.Itis:IPv6address/prexlength.Theprexisadecimal
integer .Itisusedtodecidehowmanybitsfromthemostleft
areusedasprex.Forexample,12AB:0D86:5454:6634::/32isa
correctprex.
IPv6AddressClassification
IPv6addressof128bitsisusedtoidentifyeitheraninterfaceora
groupofinterfaces.ThreetypesofIPv6addressesaredescribed
asfollows:
�Unicastaddress:theidentierofasingleinterface.Thepack-
etssenttoaunicastaddresswillbetransmittedtotheinterface
withthisaddressidentier .
�Multicastaddress:theidentierofagroupofinterfacesteth-
eredtodifferentnodes.Thepacketssenttoamulticastad-
dresswillbetransmittedtoalltheinterfaceswiththisaddress
identier .
�Anycast:theidentierofagroupofinterfacestetheredtodif-
ferentnodes.Thepacketssenttoananycastaddresswillbe
transmittedtoaninterfacewiththisaddressidentier(select-
4CondentialandProprietaryInformationofZTECORPORATION

Chapter2IPv6AddressConguration
ingthenearestonebycalculatingthedistancebasedonrout-
ingprotocol).
ThereisnobroadcastaddressinIPv6.Broadcastaddressfunction
isreplacedbythatofmulticast.
Therstfewbitsoftheaddressspecifytheaddresstype.The
numberofthebitsisvariable.Therstfewbitsarecalledformat
prex.TheseprexesareshowninTable4.
TABLE4IPV6ADDRESSSPACE
AllocationPrexOccupationRateof
AddressSpace
Reserved000000001/256
Unallocated000000011/256
ReservedforNASP
allocated
00000011/128
ReservedforIPX
allocated
00000101/128
Unallocated00000111/128
Unallocated000011/32
Unallocated00011/16
Globalunicast0011/8
Unallocated0101/8
Unallocated0111/8
Unallocated1001/8
Unallocated1011/8
Unallocated1101/8
Unallocated11101/16
Unallocated111101/32
Unallocated1111101/64
Unallocated11111101/128
Unallocated1111111001/512
Link-localunicast11111110101/1024
CondentialandProprietaryInformationofZTECORPORATION5

ZXR108900SeriesUserManual(IPv6Volume)
AllocationPrexOccupationRateof
AddressSpace
Site-localunicast11111110111/1024
Multicast111111111/256
UnicastAddressIPv6unicastaddressisaninterfaceidentierofsinglenodein
network.Packetsthatuseunicastaddressasdestinationaddress
aresenttointerfacewiththisidentier .Therearefourtypesof
unicastaddresses,asdescribedinfollows:
�Globalunicastaddress
Globalunicastaddressusesstrictaggregationofroutepre-
xes.Thisreducesentriesinroutingtable.Itsformatisshown
inFigure1.
FIGURE1GLOBALUNICASTADDRESSFORMAT
FieldsinFigure1aredescribedasfollows:
�Formatprex:formatprexofglobalunicastaddress,3
bits.Currentlyitis001.
�Globalrouteprex:45bits.
�Site-levelaggregationID:itisusedtodividesubnetsby
singleorganizationinitsownaddressspace.IPv6subnets
havethesimilarfunctionasthatofIPv4.Itisupto65,535
subnetsinIPv6.
�InterfaceID:itisusedtoidentifytheinterfaceonalink.
InterfaceIDmustbeuniqueonalinkeveninamuchlarger
scale.Inmanysituations,itisthesamewiththeinterface
linklayeraddress,oritisbasedontheinterfacelinklayer
address.Identiersofglobalunicastaddressandother
kindofaddresstypesmustbe64bits,inmodiedEUI-64
format.
ForallIEEE802interfacetypes(includingEthernetinterface
andFDDIinterface),therstthreebytes(24bits)ofinterface
IDareobtainedfromOrganizationUniqueIdentier(OUI)MAC
address.Thefourthandfthbytesarexedhexadecimalnum-
berFFFE.Thelastthreebytes(24bits)areobtainedfromthe
lastthreebytesofMACaddress.BeforeinterfaceIDisn-
ished,itisnecessarytosettheseventhbitintherstbyte.
Ifthevalueofthisbitis0,itmeansitisalocalmanagement
interfaceID.Ifitis1,itmeansitisaglobaluniqueinterface
ID.
Forotherinterfacetypes,suchasserialinterface,ATMand
framereply,themethodtoformaninterfaceIDisthesameas
thatofIEEE802interfacetypes.Asthesetypesofinterfaces
6CondentialandProprietaryInformationofZTECORPORATION

Chapter2IPv6AddressConguration
donothaveMACaddresses,theMACaddressistherstMAC
addressindeviceMACaddresspool.
�Site-Localunicastaddress
Site-localunicastaddressconsistsofprexFEC0::/10(1111
111011),subnetIDandinterfaceID.Itisallocatedtoasite
touseanddoesnotoccupyaglobalunicastaddress.Site-local
unicastaddressisprivateaddressandonlycanbeusedinlocal
site.ItsformatisshowninFigure2.
FIGURE2SITE-LOCALUNICASTADDRESSFORMAT
�Link-localunicastaddress
Link-localunicastaddresscanbeautomaticallyconguredon
interfacewithprexFE80::/10(1111111010).Itisusu-
allyusedinNeighborDiscoveryProtocol(NDP)andun-stateful
automaticconguration.Localnodescanusethisaddressto
communicateinsteadofglobalunicastaddressandsite-local
address.IPv6routerscannottransmitdatapacketsthatuse
link-localunicastaddressassourceordestinationaddressto
otherlinks.
Formatofsite-localunicastaddressisshowninFigure3.
FIGURE3LINK-LOCALUNICASTADDRESSFORMAT
�IPv4-compatibleIPv6address
Thehigh96bitsofIPv4-compatibleIPv6addressareall
0.Thelow32bitsareIPv4addresses.Itsformatis
0:0:0:0:0:0:A.B.C.Dor::A.B.C.D.
IPv4-compatibleIPv6addressisallocatedtonodeswhichsup-
portIPv4andIPv6doubleprotocolstacks.
ThewholeIPv4-compatibleIPv6addressisusedasthenode
IPv6address.TheIPv4addressoflow32bitsisusedasthe
nodeIPv4address.
FormatofthistypeofaddressisshowninFigure4.
CondentialandProprietaryInformationofZTECORPORATION7

ZXR108900SeriesUserManual(IPv6Volume)
FIGURE4IPV4-COMPATIBLEIPV6ADDRESSFORMAT
AnycastAddressAnycastaddressescanbeallocatedtointerfacesofmultiplenodes.
Thesenodesprovidethesameservices.Packetsthatuseanycast
addressasdestinationaddressaretransmittedtothenearestin-
terfacewiththisaddress.Whethertheinterfaceisthenearestor
notismeasuredindistancecalculationofroutingprotocol.
Anycastaddressisallocatedfromunicastaddressspace.Itcan
useanyunicastaddressformat.Itisunabletodistinguishany-
castaddressandunicastaddressbytheappearances.Ifaunicast
addressisallocatedtomorethanoneinterfaces,itbecomesan
anycastaddress.Itisrequiredtopointoutitisananycastad-
dressifitisallocatedtoanode.
Note:
Anycastaddressescanonlybeusedonrouters.Hostscannotuse
anycastaddresses.Anycastaddressescannotbeusedassource
addressesindatapackets.
AnycastaddressformatofsubnetrouterisshowninFigure5.
FIGURE5ANYCASTADDRESSFORMATOFSUBNETROUTER
Subnetprexisaprexforspeciedlink.SetinterfaceIDofin-
terfaceunicastaddressonthelinktobe0,thenitbecomessubnet
routeranycastaddress.
Packetsthatusesubnetrouteranycastaddressasdestinationad-
dressaretransmittedtoarouterinthissubnet.Allroutersinthis
subnetshouldsupportsubnetrouteranycastaddress.
Whenanodecommunicateswitharouterinaroutergroupthat
isinaremotenetwork,subnetrouteranycastaddresscanbeap-
plied.
MulticastAddressPrexofIPv6multicastaddressisFF00::/8(11111111).Multicast
addressisanidentierforagroupofinterfaces.Theseinterfaces
belongtodifferentnodes.Packetsthatusemulticastaddressas
destinationaddressaretransmittedtoallinterfacesinthismulti-
castgroup.MulticastaddressformatisshowninFigure6.
8CondentialandProprietaryInformationofZTECORPORATION

Chapter2IPv6AddressConguration
FIGURE6MULTICASTADDRESSFORMAT
FieldsinFigure6aredescribedasfollows:
�Inthersteld,8bitsof1meanthisisamulticastaddress.
�Whenthevalueinageldis0,itmeansthisisapermanent
multicastaddress.Ifthevalueinageldis1,itmeansthis
isatemporarymulticastaddress.
�Rangeeldisusedtolimittherangeofmulticastgroup.The
rangescorrespondingtovaluesareshowninTable5.
TABLE5IPV6MULTICASTADDRESSRANGEVALUE
ValueRange
1Localnode
2Locallink
5Localsite
8Localorganization
EGlobal
�GroupIDisusedtodeneapermanentmulticastgroupora
temporarymulticastgroupinsomerange.
AnIPv6node(routerorhost)shouldbeaddedtothefollowing
multicastgroups:
�AllnodemulticastgroupsFF02:0:0:0:0:0:0:1(locallink)
�Requestnodemulticastgroups
Requestnodemulticastaddressconsistsofprex
FF02:0:0:0:0:1:FF00:0000/104andlow24bitsofIPv6
address(unicastaddressoranycastaddress).Forexample,
requestnodemulticastaddressthatisrelatedtoIPv6address
4037::01:800:200E:8C6CisFF02::1:FF0E:8C6C.
Requestnodemulticastaddressisusedinneighborrequestinfor-
mation.
IPv6Header
IPv4headerisshowninFigure7.
CondentialandProprietaryInformationofZTECORPORATION9

ZXR108900SeriesUserManual(IPv6Volume)
FIGURE7IPV4HEADER
IPv6headerisshowninFigure8.Thereare40bytesintotal.
FIGURE8IPV6HEADER
IPv6HeaderFieldsIPv6headerdeletessomeeldsinIPv4header .InIPv6,routers
donotprocesspacketsegments,andchecksumisnotusedin
networklayeranymore.Instead,packetsponsorsprocesspacket
segmentsandchecksumisusedindatalinklayerandtransmis-
sionlayer .BasicIPv6headerandoptionsarereducedto64bits,
whichincreasesthespeedofIPv6packetsprocessing.
FieldsinFigure8aredescribedasfollows:
�Version:withtheIPv4header ,itisafour-biteldindicating
theIPversion.Here,itissettobinary0110toindicateversion
6.
�Trafcclass:itisaneight-biteldthatcorrespondstothe
eight-bitIPv4ToSeld.GiventheevolutionoftheT oSeld
overtheyears,botharenowusedforDifferentiatedClassof
Service(DiffServ).Eventhoughthereisacorrespondenceof
thiseldwiththeoldToSeld,itsnamemoreaccuratelyre-
ectsthecurrentusageofthevaluescarriedhere.
�Flowlabel:itisaelduniquetoIPv6.Theintentionofthis
20-biteldistoallowlabelingofparticularowsoftrafc;that
is,packetsthatarenotjustoriginatedbythesamesourceand
goingtothesamedestination,butthatbelongtothesame
applicationsatthesourceanddestination.
�Payloadlength:itspeciesthelengthofthepayload,inbytes,
thatthepacketisencapsulating.
10CondentialandProprietaryInformationofZTECORPORATION

Chapter2IPv6AddressConguration
�Nextheader:itspecieswhichheaderfollowstheIPv6packet
header .Inthis,itisverysimilartotheProtocoleldintheIPv4
headerand,infact,isusedforthesamepurposewhenthenext
headerisanupper-layerprotocolheader .InIPv6,theheader
followingthepacketheadermightbeanupper-layerprotocol
header ,oranextensionheader .
�Hoplimit:thevalueinthiselddeterminesthemaximumhops
thatIPv6packetscanpassby.Whenthepacketspassbya
router ,thevaluereducesbyone.Asthereisnochecksumin
IPv6header ,therouterdoesnotneedtocalculatechecksum
againwhenthevaluereducesbyone.Thissavestime.
IPv6/IPv4DualProtocolStack
WhenIPv4isupgradedtoIPv6,someapplicationprogramson
networknodesarealsoupgradedtouseIPv6protocolstack.Some
otherapplicationprogramsarenotupgraded,andtheystilluse
IPv4protocolstack.TomakeIPv4stackandIPv6stackcoexist,
usedualprotocolstack.Protocolstructureofdualprotocolstack
isshowninFigure9.
FIGURE9PROTOCOLSTRUCTUREOFDUALPROTOCOLSTACK
ZTEZXROSsupportsIPv6/IPv4dualprotocolstack.IfbothIPv4
addressandIPv6addressareconguredonaninterface,bothIPv4
packetsandIPv6packetsaretransmittedonthisinterface.
ConfiguringIPv6Address
TocongureIPv6address,performthefollowingsteps.
StepCommandFunction
1ZXR10(config)#interface<interface-name>Thisentersinterface
congurationmode
2ZXR10(config-if)#ipv6enableThisenablesIpv6
CondentialandProprietaryInformationofZTECORPORATION11

ZXR108900SeriesUserManual(IPv6Volume)
StepCommandFunction
3ZXR10(config-if)#ipv6address<ipv6-prefix>/<pre
fix-length>
ThissetsIPv6addressonan
interface
4ZXR10(config-if)#ipv6mtu<bytes>Thiscongurethemaximum
transmissionunitofIPv6
packetonaninterface
5ZXR10(config-if)#ipv6dad-attemps<number>Thisconguresthetimesfor
checkingrepeatingaddresses
IPv6AddressConfiguration
Example
ExampleThisexampleshowshowtocongureIPv6addressonaLayer3
interface.
ZXR10(config)#interfacevlan11
ZXR10(config-if)#ipv6enable
ZXR10(config-if)#ipv6address2005:1234::1/64
IPv6addressonaLayer3interfacecanalsobeconguredwith
thefollowingcommands.
ZXR10(config)#interfacevlan11
ZXR10(config-if)#ipv6enable
ZXR10(config-if)#ipv6addresslink-localfe80::1111:2222:3333:4444
ThisexampleshowshowtocongureMTUonaninterface.
ZXR10(config)#interfacevlan11
ZXR10(config-if)#ipv6mtu1500
ThisexampleshowshowtousePing6command.
ZXR10#ping63ff::2
sending64-bytesICMPechosto3ff::2,timeoutis1seconds.
!!!!!
Successrateis100percent(5/5),round-tripmin/avg/max=0/1/9ms
Thisexampleshowshowtouseshowipv6routecommand.
ZXR10#showipv6routesummary
IPv6RoutingTableSummary-13entries
3connected,1static,0RIP,0BGP,4IS-IS,5OSPF
ZXR10#showipv6routeisis
IPv6RoutingTable
Codes:C-connected,S-static,R-RIP,B-BGP,
I1-ISISL1,I2-ISISL2,IA-ISISinterarea,IS-ISISstatic,
O-OSPFintra,OI-OSPFinter,E1-OSPFext1,E2-OSPFext2
Timers:Uptime
I1::/0[115/10]
viafe80::204,vlan11,00:04:52
I12:2::/112[115/20]
viafe80::204,vlan11,00:05:12
I12121::/64[115/30]
viafe80::204,vlan11,00:05:02
I14444:4444:4444::/48[115/30]
viafe80::204,vlan11,00:05:02
12CondentialandProprietaryInformationofZTECORPORATION