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Cisco Systems N5KC5596TFA manual Configuring Layer 2 Interfaces Default Physical Ethernet Settings

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Configuring Layer 2 Interfaces

Default Physical Ethernet Settings

	Cisco Nexus 5000 Series NX-OS Interfaces Configuration Guide, Release 5.2(1)N1(1)
32	78-26881-OL

Page 44

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Cisco Systems N5KC5596TFA manual Configuring Layer 2 Interfaces Default Physical Ethernet Settings, 78-26881-OL

Contents

Americas Headquarters Cisco Systems, Inc170 West Tasman Drive San Jose, CA 800 553-NETS 6387 Fax 4082012 Cisco Systems, Inc. All rights reserved Configuring Layer 2 Interfaces C O N T E N T SPreface 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 78-26881-OL Contentsviii Preface AudienceDocument Conventions boldDocumentation Feedback Obtaining Documentation and Submitting a Service Request Preface Obtaining Documentation and Submitting a Service Request 78-26881-OLNew and Changed Information for this Release C H A P T E RFeature Where Documented78-26881-OL New and Changed Information for this ReleaseNew and Changed Information for this Release Configuring Layer 2 Interfaces About the Interface CommandInformation About Ethernet Interfaces C H A P T E RInformation About Unified Ports Guidelines and Limitations for Unified PortsDefault UDLD Configuration About the Unidirectional Link Detection ParameterUDLD Aggressive and Nonaggressive Modes Interface SpeedAbout the Cisco Discovery Protocol About the Error-Disabled State Default CDP ConfigurationAbout Port Profiles Guidelines and Limitations for Port Profiles About the Debounce Timer ParametersAbout MTU Configuration Configuring Ethernet Interfaces Configuring Unified PortsConfiguring a Layer 3 Interface on a Cisco Nexus 5500 Platform Switch Procedurerunning-config startup-config number type ethernet fctype fc ProcedureConfiguring the UDLD Mode aggressiveProcedure switch# configure terminalConfiguring Interface Speed Procedureswitch# configure terminal type slot /portConfiguring the CDP Characteristics Disabling Link NegotiationProcedure ports. It should not be used on 10GBase-T portsEnabling or Disabling CDP advertise v1device-id mac-address serial-number system-nameEnabling the Error-Disabled Detection config terrdisable detect cause all link-flap shutdownEnabling the Error-Disabled Recovery show interface status err-disabledDisplays information about err-disabled copy running-config startup-configConfiguring the Error-Disabled Recovery Interval errdisable recovery interval intervalStep 3 show interface status err-disabled Optional Copies the running configurationconfigure terminal copy running-config startup-configPort Profiles Creating a Port ProfileModifying a Port Profile port-profile type ethernet interface-vlanport channel name show port-profilestate enabled name Enabling a Specific Port Profileport-profile type ethernet interface-vlan port channel nameInheriting a Port Profile port-profile nameinherit port-profile name ProcedureRemoving an Inherited Port Profile no inherit port-profile nameProcedure configure terminalAssigning a Port Profile to a Range of Interfaces interface ethernet slot/port interface-vlan vlan-idport-channel number selected interfacesRemoving a Port Profile from a Range of Interfaces the selected interfacesProcedure copy running-config startup-configConfiguration Examples for Port Profiles copy running-config startup-configConfiguring Layer 2 Interfaces Port Profiles exitConfiguring the Debounce Timer Procedureswitch# configure terminal millisecondsConfiguring the Description Parameter Disabling and Restarting Ethernet InterfacesProcedure Procedureswitch# show interface type slot / port switch# show interface type slot / port capabilitiesswitch# show interface type slot / port transceiver switch# show interface briefConfiguring Layer 2 Interfaces Displaying Interface Information switch# show interface ethernet 1/1 capabilitiesswitch# show interface ethernet 1/1 transceiver Ethernet1/1 switch# show interface briefParameter Default Physical Ethernet SettingsDefault Setting Configuring Layer 2 Interfaces Default Physical Ethernet Settings 78-26881-OLConfiguring Layer 3 Interfaces Information About Layer 3 InterfacesRouted Interfaces C H A P T E RSubinterfaces VLAN Interfaces Loopback InterfacesDefault Settings for Layer 3 Interfaces Configuring Layer 3 InterfacesConfiguring a Routed Interface switchconfig# interface ethernetConfiguring a Subinterface running-config commandstartup-config broadcast p2pConfiguring the Bandwidth on an Interface ethernet slot/portProcedure switchconfig# interface ethernetConfiguring a VLAN Interface switchconfig# feature interface-vlanProcedure switch# configure terminalConfiguring a Loopback Interface switchconfig# interface loopbackAssigning an Interface to a VRF loopback instanceVerifying the Layer 3 Interfaces Configuration CommandPurpose startup-configMonitoring Layer 3 Interfaces CommandCommand PurposeConfiguration Examples for Layer 3 Interfaces CommandThis example shows how to configure Ethernet subinterfaces PurposeRelated Documents for Layer 3 Interfaces MIBs for Layer 3 InterfacesStandards for Layer 3 Interfaces Related TopicsConfiguring Port Channels Information About Port ChannelsUnderstanding 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 Configuration Layer 2 CriteriaLayer 3 Criteria Layer 4 CriteriaConfiguration ConfigurationLayer 2 Criteria Layer 3 CriteriaUnderstanding LACP LACP OverviewLACP ID Parameters Channel ModesLACP Marker Responders Configuring Port Channels LACP-Enabled and Static Port Channel Differencesswitchconfig# interface port-channel Creating a Port ChannelConfiguring Load Balancing Using Port Channels Adding a Port to a Port Channeltrunk allowed vlan vlan-id native vlanProcedure Step 1 switch# configure terminalStep 4 switch# show port-channel load-balance Configuring Hardware Hashing for Multicast Traffic Enabling LACPhw-hash ProcedureConfiguring the Channel Mode for a Port mode on active passivechannel-group number mode channel-groupConfiguring the LACP Fast Timer Rate Procedureswitch# configure terminal switchconfig# interface type slot/ portConfiguring the LACP System Priority and System ID Configuring the LACP Port Priorityswitchconfig# lacp system-priority switch# show lacp system-identifierAdministratively brings the port channel up Disabling LACP Graceful Convergenceinterface port-channel number no lacp graceful-convergenceconfiguration to the startup configuration Enters global configuration modeReenabling LACP Graceful Convergence OptionalVerifying Port Channel Configuration switch# show interface port-channel channel-numberswitch# show feature switch# show resource switch# show port-channel compatibility-parametersswitch# show port-channel summary switch# show port-channel trafficswitch# show port-channel usage switch# show port-channel databaseConfiguring Virtual Port Channels Information About vPCsvPC Overview C H A P T E RYou configure the EtherChannels by using one of the following Fabric Extender Terminology TerminologyvPC 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 TopologyCompatibility Parameters for vPC Peer Links Configuration Parameters That Must Be IdenticalPeer-Keepalive Link and Messages Port-channel mode on, off, or active Link speed per channel Configuration Parameters That Should Be Identical Graceful Type-1 CheckvPC Auto-Recovery Per-VLAN Consistency CheckvPC Peer Links vPC Peer Link OverviewvPC Number vPC Interactions with Other Features Configuring vPC Peer Links and Links to the Coreswitchconfig# track track-id list boolean interface type slot / port line-protocolswitchconfig# copy running-config vPC and LACPvPC Peer Links and STP startup-configvPC and ARP CFSoEvPC Peer Switch Guidelines and Limitations for vPCsConfiguring vPCs switch# show featureswitch# copy running-config Enabling vPCsCreating a vPC Domain ProcedureProcedure switch# configure terminalConfiguring a vPC Keepalive Link and Messages switch# show vpc briefswitch# copy running-config startup-configswitch# show vpc peer-keepalive switch# copy running-config startup-configmanagement vpc-keepalive peer-keepalive destination ipaddress sourceCreating a vPC Peer Link Before You Begininterface Vlan123 vpc domain peer-keepalive destination 123.1.1.1 source 123.1.1.2 vrfChecking the Configuration Compatibility switch# show vpc consistency-parameters globalinterface port-channel channel-number consistent across all vPC interfacesEnabling vPC Auto-Recovery Procedureswitch# configure terminal Configuring Virtual Port Channels Enabling vPC Auto-RecoverySuspending Orphan Ports on a Secondary Switch in a vPC Topology reload-delay delaysuspend ProcedureThe vpc-orphan-port suspend command switch# show vpc orphan-portCreating an EtherChannel Host Interface switch# copy running-configchannel-number mode active passive Moving Other Port Channels into a vPCProcedure ProcedureManually Configuring a vPC Domain MAC Address switch# show vpc rolesystem-mac mac-address ProcedureManually Configuring the System Priority system-priority priorityProcedure switch# copy running-configManually Configuring a vPC Peer Switch Role priority priorityProcedure switch# configure terminalConfiguring the vPC Peer Switch Configuring a Pure vPC Peer Switch Topologypeer-switch switchconfig# show spanning-treeConfiguring a Hybrid vPC Peer Switch Topology switchconfig# spanning-treepseudo-information ProcedureVerifying the vPC Configuration designated priority priorityroot priority priority spanning-tree summaryswitch# show port-channel capacity switch# show running-config vpcswitch# show vpc consistency-parameters switch# show vpc statisticsViewing A Global Type-1 Inconsistency Viewing An Interface-Specific Type-1 Inconsistency Compatibility check failedViewing a Per-VLAN Consistency Status Configuring Virtual Port Channels switchconfig# show vpc consistency-parameters vlansSTP Disabled configurationvPC Example Configurations Dual Homed Fabric Extender vPC Configuration ExampleProcedure Before You BeginStep 4 Create a Fabric Extender identifier for example Single Homed Fabric Extender vPC Configuration Example ProcedureFigure 10 vPC Configuration Example Before You BeginStep 4 Configure the vPC peer link as a two port Etherchannel Parameters vPC Default SettingsDefault Configuring Virtual Port Channels vPC Default Settings 78-26881-OLI N D E Page IN-3 78-26881-OL IndexIN-4