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Cisco Systems N5KC5596TFA Configuring Virtual Port Channels vPC Default Settings, 78-26881-OL

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Configuring Virtual Port Channels

vPC Default Settings

	Cisco Nexus 5000 Series NX-OS Interfaces Configuration Guide, Release 5.2(1)N1(1)
106	78-26881-OL

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Cisco Systems N5KC5596TFA manual Configuring Virtual Port Channels vPC Default Settings, 78-26881-OL

Contents

170 West Tasman Drive San Jose, CA Americas HeadquartersCisco Systems, Inc 800 553-NETS 6387 Fax 4082012 Cisco Systems, Inc. All rights reserved Preface Configuring Layer 2 InterfacesC O N T E N T S New and Changed Information for this ReleaseConfiguring Layer 3 Interfaces Configuring Port Channels Configuring Virtual Port Channels Enabling vPCs Disabling vPCs Creating a vPC Domain viii Contents78-26881-OL Document Conventions PrefaceAudience boldDocumentation Feedback Obtaining Documentation and Submitting a Service Request Preface Obtaining Documentation and Submitting a Service Request 78-26881-OLFeature New and Changed Information for this ReleaseC H A P T E R Where DocumentedNew and Changed Information for this Release New and Changed Information for this Release78-26881-OL Information About Ethernet Interfaces Configuring Layer 2 InterfacesAbout the Interface Command C H A P T E RInformation About Unified Ports Guidelines and Limitations for Unified PortsDefault UDLD Configuration About the Unidirectional Link Detection ParameterAbout the Cisco Discovery Protocol Interface SpeedUDLD Aggressive and Nonaggressive Modes About the Error-Disabled State Default CDP ConfigurationAbout Port Profiles About MTU Configuration About the Debounce Timer ParametersGuidelines and Limitations for Port Profiles Configuring a Layer 3 Interface on a Cisco Nexus 5500 Platform Switch Configuring Ethernet InterfacesConfiguring Unified Ports Proceduretype fc running-config startup-confignumber type ethernet fc ProcedureProcedure Configuring the UDLD Modeaggressive switch# configure terminalswitch# configure terminal Configuring Interface SpeedProcedure type slot /portProcedure Configuring the CDP CharacteristicsDisabling Link Negotiation ports. It should not be used on 10GBase-T portsdevice-id mac-address Enabling or Disabling CDPadvertise v1 serial-number system-nameerrdisable detect cause all link-flap Enabling the Error-Disabled Detectionconfig t shutdownDisplays information about err-disabled Enabling the Error-Disabled Recoveryshow interface status err-disabled copy running-config startup-configStep 3 show interface status err-disabled Configuring the Error-Disabled Recovery Intervalerrdisable recovery interval interval Optional Copies the running configurationPort Profiles configure terminalcopy running-config startup-config Creating a Port Profileport channel name Modifying a Port Profileport-profile type ethernet interface-vlan show port-profileport-profile type ethernet interface-vlan port state enabled nameEnabling a Specific Port Profile channel nameinherit port-profile name Inheriting a Port Profileport-profile name ProcedureProcedure Removing an Inherited Port Profileno inherit port-profile name configure terminalport-channel number Assigning a Port Profile to a Range of Interfacesinterface ethernet slot/port interface-vlan vlan-id selected interfacesProcedure Removing a Port Profile from a Range of Interfacesthe selected interfaces copy running-config startup-configConfiguring Layer 2 Interfaces Port Profiles Configuration Examples for Port Profilescopy running-config startup-config exitswitch# configure terminal Configuring the Debounce TimerProcedure millisecondsProcedure Configuring the Description ParameterDisabling and Restarting Ethernet Interfaces Procedureswitch# show interface type slot / port transceiver switch# show interface type slot / portswitch# show interface type slot / port capabilities switch# show interface briefswitch# show interface ethernet 1/1 transceiver Ethernet1/1 Configuring Layer 2 Interfaces Displaying Interface Informationswitch# show interface ethernet 1/1 capabilities switch# show interface briefDefault Setting Default Physical Ethernet SettingsParameter Configuring Layer 2 Interfaces Default Physical Ethernet Settings 78-26881-OLRouted Interfaces Configuring Layer 3 InterfacesInformation About Layer 3 Interfaces C H A P T E RSubinterfaces VLAN Interfaces Loopback InterfacesConfiguring a Routed Interface Default Settings for Layer 3 InterfacesConfiguring Layer 3 Interfaces switchconfig# interface ethernetstartup-config Configuring a Subinterfacerunning-config command broadcast p2pProcedure Configuring the Bandwidth on an Interfaceethernet slot/port switchconfig# interface ethernetProcedure Configuring a VLAN Interfaceswitchconfig# feature interface-vlan switch# configure terminalAssigning an Interface to a VRF Configuring a Loopback Interfaceswitchconfig# interface loopback loopback instancePurpose Verifying the Layer 3 Interfaces ConfigurationCommand startup-configCommand Monitoring Layer 3 InterfacesCommand PurposeThis example shows how to configure Ethernet subinterfaces Configuration Examples for Layer 3 InterfacesCommand PurposeStandards for Layer 3 Interfaces Related Documents for Layer 3 InterfacesMIBs for Layer 3 Interfaces Related TopicsUnderstanding Port Channels Configuring Port ChannelsInformation About Port Channels C H A P T E RGuidelines and Limitations for Port Channel Configuration switchport private-vlan association trunk primary-vlan secondary-vlanCompatibility Requirements Load Balancing Using Port Channels Layer 3 Criteria ConfigurationLayer 2 Criteria Layer 4 CriteriaLayer 2 Criteria ConfigurationConfiguration Layer 3 CriteriaUnderstanding LACP LACP OverviewLACP ID Parameters Channel ModesLACP Marker Responders switchconfig# interface port-channel Configuring Port ChannelsLACP-Enabled and Static Port Channel Differences Creating a Port Channeltrunk Configuring Load Balancing Using Port ChannelsAdding a Port to a Port Channel allowed vlan vlan-id native vlanStep 4 switch# show port-channel load-balance Step 1 switch# configure terminalProcedure hw-hash Configuring Hardware Hashing for Multicast TrafficEnabling LACP Procedurechannel-group number mode Configuring the Channel Mode for a Portmode on active passive channel-groupswitch# configure terminal Configuring the LACP Fast Timer RateProcedure switchconfig# interface type slot/ portswitchconfig# lacp system-priority Configuring the LACP System Priority and System IDConfiguring the LACP Port Priority switch# show lacp system-identifierinterface port-channel number Administratively brings the port channel upDisabling LACP Graceful Convergence no lacp graceful-convergenceReenabling LACP Graceful Convergence configuration to the startup configurationEnters global configuration mode Optionalswitch# show feature switch# show resource Verifying Port Channel Configurationswitch# show interface port-channel channel-number switch# show port-channel compatibility-parametersswitch# show port-channel usage switch# show port-channel summaryswitch# show port-channel traffic switch# show port-channel databasevPC Overview Configuring Virtual Port ChannelsInformation About vPCs C H A P T E RYou configure the EtherChannels by using one of the following vPC Terminology TerminologyFabric Extender Terminology Cisco Nexus 5000 Series Switch vPC Topology Supported vPC TopologiesSingle Homed Fabric Extender vPC Topology Figure 7 Single Homed Fabric Extender vPC TopologyvPC Domain Dual Homed Fabric Extender vPC TopologyPeer-Keepalive Link and Messages Configuration Parameters That Must Be IdenticalCompatibility Parameters for vPC Peer Links Port-channel mode on, off, or active Link speed per channel Configuration Parameters That Should Be Identical Graceful Type-1 CheckvPC Peer Links vPC Auto-RecoveryPer-VLAN Consistency Check vPC Peer Link OverviewvPC Number switchconfig# track track-id list boolean vPC Interactions with Other FeaturesConfiguring vPC Peer Links and Links to the Core interface type slot / port line-protocolvPC Peer Links and STP switchconfig# copy running-configvPC and LACP startup-configvPC and ARP CFSoEvPC Peer Switch Guidelines and Limitations for vPCsswitch# copy running-config Configuring vPCsswitch# show feature Enabling vPCsProcedure Creating a vPC DomainProcedure switch# configure terminalswitch# copy running-config Configuring a vPC Keepalive Link and Messagesswitch# show vpc brief startup-configmanagement vpc-keepalive switch# show vpc peer-keepaliveswitch# copy running-config startup-config peer-keepalive destination ipaddress sourceinterface Vlan123 Creating a vPC Peer LinkBefore You Begin vpc domain peer-keepalive destination 123.1.1.1 source 123.1.1.2 vrfinterface port-channel channel-number Checking the Configuration Compatibilityswitch# show vpc consistency-parameters global consistent across all vPC interfacesswitch# configure terminal Enabling vPC Auto-RecoveryProcedure Configuring Virtual Port Channels Enabling vPC Auto-Recoverysuspend Suspending Orphan Ports on a Secondary Switch in a vPC Topologyreload-delay delay ProcedureCreating an EtherChannel Host Interface The vpc-orphan-port suspend commandswitch# show vpc orphan-port switch# copy running-configProcedure channel-number mode active passiveMoving Other Port Channels into a vPC Proceduresystem-mac mac-address Manually Configuring a vPC Domain MAC Addressswitch# show vpc role ProcedureProcedure Manually Configuring the System Prioritysystem-priority priority switch# copy running-configProcedure Manually Configuring a vPC Peer Switch Rolepriority priority switch# configure terminalpeer-switch Configuring the vPC Peer SwitchConfiguring a Pure vPC Peer Switch Topology switchconfig# show spanning-treepseudo-information Configuring a Hybrid vPC Peer Switch Topologyswitchconfig# spanning-tree Procedureroot priority priority Verifying the vPC Configurationdesignated priority priority spanning-tree summaryswitch# show vpc consistency-parameters switch# show port-channel capacityswitch# show running-config vpc switch# show vpc statisticsViewing A Global Type-1 Inconsistency Viewing An Interface-Specific Type-1 Inconsistency Compatibility check failedViewing a Per-VLAN Consistency Status STP Disabled Configuring Virtual Port Channelsswitchconfig# show vpc consistency-parameters vlans configurationProcedure vPC Example ConfigurationsDual Homed Fabric Extender vPC Configuration Example Before You BeginStep 4 Create a Fabric Extender identifier for example Figure 10 vPC Configuration Example Single Homed Fabric Extender vPC Configuration ExampleProcedure Before You BeginStep 4 Configure the vPC peer link as a two port Etherchannel Default vPC Default SettingsParameters Configuring Virtual Port Channels vPC Default Settings 78-26881-OLI N D E Page IN-3 IN-4 Index78-26881-OL