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攻城 bbs.vlan5.co #^_^ 归原作者所 本资 试攻城 (技术+生活) 225809 DeployingMPLSwithNX-OSandNexus7000ArkadiyTechnicalMarketingNX-OSandNexus攻城

bbs.vlan5.co #^_^Session

归原作者所 本资 试 ofthesession,theparticipantsMPLSonNX-OSandNexusUnderstandwhatnetworkdesignsaretodaywithMPLSonNX-OSandNexusUnderstandhowMPLSonNX-OScanhelpsolvemodernnetworkchallenges

ighs 2258097Cisco 攻城

bbs.vlan5.co #^_^SessionNon-

归原作者所 本资 试ThissessiondoesnotDetailsonMPLSandrelatedtechnologiessuchas ,TE,6PE/6VPEDetailsonNX-OSsoftwareorNexus7000hardwarediscussionforMPLSonNX-

ighs 2258097Cisco 攻城

bbs.vlan5.co

#^_^ 归原作者所 本资 试DriversandRequirementsforSystem

ighs 2258097Cisco DriversandRequirementsforSystem ©2013Ciscoand/orits Cisco Network

DriversandRequirementsforNextgenerationnetworkswillLayer3TrafficScalableL2 enterTraffic ©2013Ciscoand/orits Cisco NetworkVirtualizationisthe

DriversandRequirementsforGivingonephysicalnetworktheabilitytosupportmultiplevirtualEnd-user/customer -connectedtoadedicatednetwork(security,independentsetofpolicies,routingdecisions…)Maintainshierarchyandvirtualizesdevices,datapathsandAllowsforbetterutilizationofnetworkresourcesandIT

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aAtIngressClassify&PushPLabel(s) PLabelEdge

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LabeldispositionLabelSwitchRouterorP(Provider) 0123456789012345678901234567890Label– EXP=EXP=ClassofService:3Bits;S=BottomofStack;TTL=Timeto

ighs 2258097Cisco 攻城

bbs.vlan5.co

#^_^ 归原作者所 本资 试DriversandRequirementsforSystem

ighs 2258097Cisco 攻城

bbs.vlan5.co #^_^ Hardware

归原作meq仅AllMPLSfunctionalitysupportedon riesI/OF1andF2e*modulessupportMPLSviaproxy-F2modulesdonotsupportN7K-M202CF- N7K-M206FQ-N7K-M224XP-*-SoftwaresupportinNX-OS

ighs 2258097Cisco 攻城

bbs.vlan5.co #^_^ Software

归原作meq仅NX-OS5.2(1)SoftwareupgradeOnSupervisor1only,8GBRAMrequiredifmorethan2VDCsareconfiguredwith

ighs 2258097Cisco 攻城

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#^_^

归原作meq仅 Enhanced MPLSMPLSwillbeenabledviaalicenseonaperchassisLicensestoenableMPLSinNX-++

ighs 2258097Cisco 攻城

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#^_^ 归原作者所 本资 试DriversandRequirementsforSystem

ighs 2258097Cisco SupportedFeatures

s(unicast,multicast,s(unicast,multicast,IPv4,sand(EoMPLS,VPLS,MPLSNetworkMPLSMPLSMPLSOAM/CoreCoreMPLSMPLSSignalingandNetworkNetwork*-supportinNX-OS ©2013Ciscoand/orits Cisco InitialModularInstallfeature-set(defaultswitch(conf-t)#installfeature-setLimitper-VDCconfiguration(defaultVDC,switch(conf-t)#vdcswitch(conf-t)#noallowfeature-setEnablefeature-set(anyswitch(conf-t)#feature-setEnablefeature(anyswitch(conf-t)#featurempls<ldp|l3 |te>switch(conf-t)#featuremEnablesMPLSLayer3specificconfigurationsuchasRouteDistinguisher ©2013Ciscoand/orits Cisco DriversandRequirementsforSystemSoftwareLayer sandTrafficHighQualityofManagementand ©2013Ciscoand/orits Cisco SoftwareArchitecture–

RSVRSVLDOABGOSPFISIEIGRPRIP/statiL3UxUxRIMPLSMgULIOIMUFDSupervisorEngUFDKeNewMPLSKeNewMPLSComponentsRoutingComponentsForwardingComponentInfrastructureComponentFIB/LFIHHardwar ©2013Ciscoand/orits Cisco 攻城 bbs.vlan5.co #^_^ 归原作者所OSPF/EIOSPF/EIURIB(U4RIBand

本资料bLLUx MPLUxMPLSMgRecursiveNextHopresolution Addition/storageofremoteMPLSlabelswithCarryIGProuteattributes(PE-CE)during

UF

I/OModuHardFI/OModuHardFB/LFswitch#showroutingipv434.141.1.1detailvrf34.141.1.0/24,ubest/mbest:*via34.34.34.34%default,[200/0],01:16:20,bgp-100,internal,tag300(mpls- MPLS[0]:Label=4688E=0TTL=0S=0( recursivenexthop:switch#showroutingipv62142:142:34:102::1:1detailvrfcandubest/mbest:1/0,ufdmin/update:*via::ffff:34.34.34.34%default:IPv4,[200/0],01:17:41,bgp-100,internal,tag300 recursivenexthop:::ffff:34.34.34.34/128MPLS[0]:Label=416E=0TTL=0S=0(

ighs.

2258097Cisco UnifiedLabelInformation

EIOSPF/EIOSPF/LUx MPLUxMPLSMgLocallabelallocationfordifferentMPLS , (v4/v6),labeled-Maintainslabelswitchingdatabasefordifferent

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TableId

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本资料bUx MPLUxMPLSMgExchangelabelHop-by-hopLSPsforinternal(IGP)Interfacewithothercomponentstoprogramlabelsfor

UF

I/OModuHardFI/OModuHardFB/LFSub-featureDetails(defaultsinLabelDownstreamUnsolicitedLabelLocallabelallocationfilteringSessionDirect,HAandGracefulRestart(RFCLDP-IGPsync(OSPF,IS-SessionAuto-config(forOSPFandIS-MD5

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2258097Cisco LabelDistributionProtocol

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LDPsupportedwithuptofirst4OSPF/IS-ISconfiguredinstancesinaVDC!MPLS/LDPrunningconfigurationandshowrunmplsshowmpls!Labelsadvertisedbyshowmplsldp!LDPneighborinformationshowmplsldpdiscoveryshowmplsldpneighbor ©2013Ciscoand/orits Cisco MPLSInfrastructure–SignalingandNX-OS–IOSFeature/NX-LDPGracefulLocalIGPlabelAllHostroutes(/32)Prefix-basedfilteringAllHostroutesPrefix-basedViewULIBshowmplsshowmplsconfmplslabelprotocol[ldpLDPisonlyMPLSOptiontoconfigureseparateforDerivedfrominterface*Defaultsin ©2013Ciscoand/orits Cisco DriversandRequirementsforSystemSoftwareLayer sandTrafficHighQualityofManagementand ©2013Ciscoand/orits Cisco Layer3IPv4andIPv6

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DCDC

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Agg (L2/L3 ©2013Ciscoand/orits Cisco 攻城

bbs.vlan5.co #^_^ Layer3 andVRF-KeyComprehensivefeaturesetforVRF-liteand

归原作者所

本资料bSub-featureRouYes–MPLSorVRF-RoutefilteringandPerVRFmaxrouimitinImport/exportPE-CEroutingOSPFv2siooppreventionSiteofOriginforEIGRPandDownBitforNote:MPLSlicenseisnotrequiredforVRF-lite

ighs.

2258097Cisco MPLSUnicastLayer Extranet

vrfcontextOrangerd65000:1!vrfcontextrd!vrfcontextrd

routerbgpaddress- v4router-idaddress-familyipv4neighbor118.8.20.164remote-as65000update-sourcel address- v4munityvrfaddress-familyipv4unicastredistributedirectroute-mapavrfaddress-familyipv4unicastredistributedirectroute-mapbvrfaddress-familyipv4unicastredistributedirectroute-mapc ©2013Ciscoand/orits Cisco Layer NX-OS–IOSNX-ipvrfvrf-rdroute-targetimportroute-targetexport!iproutevrfvrf-110.0.0.0255.0.0.0vrfcontextvrf-iproute10.0.0.0/8rdaddress-familyipv4route-targetimportroute-targetexportvrfdefinitionvrf-rdaddress-familyroute-targetimportroute-targetexport!iproutevrfvrf-110.0.0.0255.0.0.0intGigEthernet2/1.10encapsulationdot1q10vrfforwardingvrf-1!intGigEthernet2/2.10encapsulationdot1q11vrfforwardingvrf-1intEthernet2/1.10encapsulationdot1q10vrfmembervrf-1!intEthernet2/2.10encapsulationdot1q10vrfmembervrf-1 ©2013Ciscoand/orits Cisco BGPEnhancementsfor

Extensionsfor –UnicastIPv4andIPv6(6VPE),MulticastIPv4 NewAFs: v6(6VPE),IPv6labeled-unicastExtendedSub-featureDetails(defaultsinYes-16foriBGP,RouteYesforallHubandHAandGracefulRestart(RFC4724)PICCoreandEdgeMultipathNextHopTracking ©2013Ciscoand/orits Cisco BGPinNX-Auto-summaryisalwaysDonotusenetworkstatementtosummarize,useaggregate-addressIfnetworkstatementmatchesastaticroutetonull,MPLStraffictothatroutemaybedroppedswitch#showiproutevrfProd11.0.6.0/30,ubest/mbest:1/0,attached*via11.0.6.1,Eth1/13.100,[0/0],6w5d,11.0.7.0/30,ubest/mbest:1/0,*via11.0.7.1,Eth1/14.100,[0/0],6w5d,switch#showrunrouterbgpvrfaddress-familyipv4vrfcontextiproute11000/16 ©2013Ciscoand/orits Cisco Layer3 IETFdraft-

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featurevrf ippimrp-address10.10.1.2-list224.0mdtsourcemdtdefaultmdtdata232.2.2.0/24threshold10route-mapinterfaceloopbackippimsparse-routerbgpaddress-familyipv4neighbor1.1.1.1remote-as65000address-familyipv4mdtupdate-sourceloopback0

Optionalbut Otheroptions:Route-maptocustomer ©2013Ciscoand/orits Cisco Layer3 InteroperabilitywithearlierimplementationsnotsupportingBGPMDTswitch(config)#vrfcontextswitch(config-vrf)#nomdtenforce-bgp-mdt-safiDependonBGPMDTSAFIforauto-discoveryswitch(config-vrf)#nomdtenforce-bgp-mdt-safiMDTswitch(config)#vrfcontextswitch(config-vrf)#mdtmtu<576-65535>MTU*Defaultvalueisswitch(config-vrf)#mdtmtu ©2013Ciscoand/orits Cisco DriversandRequirementsforSystemSoftwareLayer sandTrafficHighQualityofManagementand ©2013Ciscoand/orits Cisco MPLSTrafficEngineeringProvideandguaranteeon-bandwidthforEnsurePathFastLink,NodeandPath

DCDC

MPLS EnsureSLAsfornew

/Access(L2/L3Moredetails:BRKMPL-2100-DeployingMPLSTraffic ©2013Ciscoand/orits Cisco MPLSTrafficSub-featureDetailsSub-featureDetails(defaultsinSupportedOSPFv2,IS-ISforTraffic→Auto-StaticroutePolicyBasedRoutingClassBasedTunnelSelectionForwardingAdjacencyFRRtriggers:BFD,LoS,AdminFRRprotection:Link,Node,RSSRandPathSelectionPathDynamic(CSPF),explicit,verbatim,loose-expansion,ACL-basedlinkRSVPextensionsfor ©2013Ciscoand/orits Cisco

ForYourMPLSTrafficFastReRoute(FRR)Event

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©2013Ciscoand/orits Cisco MPLSTrafficMPLSTErequiresoneoftheIGPfeatures(OSPFv2orISIS)tobeenabled.Enablingfeaturemplstraffic-engwillautomaticallyenableotherrequiredcomponents:RSVP,OAM,MPLSMGR,ULIBEnablingTEswitch(config)#featuremplstraffic-Disabling/EnablingMPLSTEglobally(enabledbyswitch(config)#mplstraffic-engswitch(config-te)#[no]ConfiguringTEforswitch(config)#routerisisswitch(config-router)#mplstraffic-englevel-2switch(config-router)#mplstraffic-engrouter-idloopback0ConfiguringTEforOSPFswitch(config)#routerospfswitch(config-router)#mplstraffic-engareaswitch(config-router)#mplstraffic-engrouter-id ©2013Ciscoand/orits Cisco MPLSTrafficNX-OS–IOSNX-RSVPGracefulNX-TypeTEcommandsinconf-Global“mplstraffic-engconfiguration”submodeallTEglobalconfmplstraffic-engtunnelsipexplicit-path<y>confmplstraffic-engconfigurationipexplicitpathinttunneltunnelmodemplstraffic-iprsvpbandwidthinttunnel-te!tunnelshutdownbynomplstraffic-engbandwidth*Defaultsin ©2013Ciscoand/orits Cisco DriversandRequirementsforSystemSoftwareLayer sandTrafficHighQualityofManagementand ©2013Ciscoand/orits Cisco High

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ProcessSUPIS-IS- ©2013Ciscoand/orits Cisco SoftwareHighProtocolsandservicesutilizeseveralHANon-StopRouting(NSR)/statefulGracefulRestartPeriodicRefreshIS------StatefulmL3-- ©2013Ciscoand/orits Cisco ProtocolFastFastFailureDetectionwithmendedfastfailuredetectionAdvantagesofBFDvstuningper- oReducedcontrolplaneloadandlinkbandwidthSub-secondfailureStatefulrestart/ ossentfromI/O

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归原作者所

本资料bCorePPipeClassification,MarkingandPolicingonMPLSEXPbits(inadditiontoCoS,IPPrec,IPDSCP,IPPipeAllfeaturesenablePipe,ShortPipeandmodeBasic support(CoS-basedper-queue

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MPLSisaproven,standardsbasedMPLSin enterorcampusNetworkconsolidationandServiceandpolicyMPLSonNX-OSandNexus7000FlexibilityandperformanceofNexus7000ProvenLayer3andMPLSHighAvailabilityofNX-IntegrationwithotheradvancedtechnologieslikeFabricPathand ©2013Ciscoand/orits Cisco RelatedCiscoLiveLondon2013BreakoutSessionBRKRST-NetworkFailureDeployingMPLSTrafficBRKDCT-DeployingVirtualPortChannelinNX-BRKARC-CiscoNexus7000SwitchBRKDCT-CiscoFabricPathTechnologyand ©2013Ciscoand/orits Cisco ©2013Ciscoand/orits BackupBGPPIConNX-OSandNexusBGPPrefixIndependentWhyPICCorelinkornodegoesIGPnoticesfailure,computes thstoOnPE3,IGPnotifiesBGPthatapathtoanext-hophas

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ighs.

2258097Cisco

BGPPrefixIndependentWithoutPIC

Prfx4:Prfx3:

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