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Configuring the CDP Characteristics
Configuring Layer 2 Interfaces
About the Interface Command
Procedure
About the Error-Disabled State
About the Debounce Timer Parameters
errdisable recovery interval interval
How to
Obtaining Documentation and Submitting a Service Request
errdisable detect cause all link-flap
Page 122
Image 122
Index
Cisco Nexus 5000 Series
NX-OS
Interfaces Configuration Guide, Release 5.2(1)N1(1)
IN-4
78-26881-OL
Page 121
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Contents
170 West Tasman Drive San Jose, CA
Americas Headquarters
Cisco Systems, Inc
800 553-NETS 6387 Fax 408
2012 Cisco Systems, Inc. All rights reserved
Preface
Configuring Layer 2 Interfaces
C O N T E N T S
New and Changed Information for this Release
Configuring Layer 3 Interfaces
Configuring Port Channels
Configuring Virtual Port Channels
Enabling vPCs Disabling vPCs Creating a vPC Domain
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Contents
viii
Document Conventions
Preface
Audience
bold
Documentation Feedback
Obtaining Documentation and Submitting a Service Request
Preface Obtaining Documentation and Submitting a Service Request
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Feature
New and Changed Information for this Release
C H A P T E R
Where Documented
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New and Changed Information for this Release
New and Changed Information for this Release
Information About Ethernet Interfaces
Configuring Layer 2 Interfaces
About the Interface Command
C H A P T E R
Information About Unified Ports
Guidelines and Limitations for Unified Ports
Default UDLD Configuration
About the Unidirectional Link Detection Parameter
UDLD Aggressive and Nonaggressive Modes
Interface Speed
About the Cisco Discovery Protocol
About the Error-Disabled State
Default CDP Configuration
About Port Profiles
Guidelines and Limitations for Port Profiles
About the Debounce Timer Parameters
About MTU Configuration
Configuring a Layer 3 Interface on a Cisco Nexus 5500 Platform Switch
Configuring Ethernet Interfaces
Configuring Unified Ports
Procedure
type fc
running-config startup-config
number type ethernet fc
Procedure
Procedure
Configuring the UDLD Mode
aggressive
switch# configure terminal
switch# configure terminal
Configuring Interface Speed
Procedure
type slot /port
Procedure
Configuring the CDP Characteristics
Disabling Link Negotiation
ports. It should not be used on 10GBase-T ports
device-id mac-address
Enabling or Disabling CDP
advertise v1
serial-number system-name
errdisable detect cause all link-flap
Enabling the Error-Disabled Detection
config t
shutdown
Displays information about err-disabled
Enabling the Error-Disabled Recovery
show interface status err-disabled
copy running-config startup-config
Step 3 show interface status err-disabled
Configuring the Error-Disabled Recovery Interval
errdisable recovery interval interval
Optional Copies the running configuration
Port Profiles
configure terminal
copy running-config startup-config
Creating a Port Profile
port channel name
Modifying a Port Profile
port-profile type ethernet interface-vlan
show port-profile
port-profile type ethernet interface-vlan port
state enabled name
Enabling a Specific Port Profile
channel name
inherit port-profile name
Inheriting a Port Profile
port-profile name
Procedure
Procedure
Removing an Inherited Port Profile
no inherit port-profile name
configure terminal
port-channel number
Assigning a Port Profile to a Range of Interfaces
interface ethernet slot/port interface-vlan vlan-id
selected interfaces
Procedure
Removing a Port Profile from a Range of Interfaces
the selected interfaces
copy running-config startup-config
Configuring Layer 2 Interfaces Port Profiles
Configuration Examples for Port Profiles
copy running-config startup-config
exit
switch# configure terminal
Configuring the Debounce Timer
Procedure
milliseconds
Procedure
Configuring the Description Parameter
Disabling and Restarting Ethernet Interfaces
Procedure
switch# show interface type slot / port transceiver
switch# show interface type slot / port
switch# show interface type slot / port capabilities
switch# show interface brief
switch# show interface ethernet 1/1 transceiver Ethernet1/1
Configuring Layer 2 Interfaces Displaying Interface Information
switch# show interface ethernet 1/1 capabilities
switch# show interface brief
Parameter
Default Physical Ethernet Settings
Default Setting
Configuring Layer 2 Interfaces Default Physical Ethernet Settings
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Routed Interfaces
Configuring Layer 3 Interfaces
Information About Layer 3 Interfaces
C H A P T E R
Subinterfaces
VLAN Interfaces
Loopback Interfaces
Configuring a Routed Interface
Default Settings for Layer 3 Interfaces
Configuring Layer 3 Interfaces
switchconfig# interface ethernet
startup-config
Configuring a Subinterface
running-config command
broadcast p2p
Procedure
Configuring the Bandwidth on an Interface
ethernet slot/port
switchconfig# interface ethernet
Procedure
Configuring a VLAN Interface
switchconfig# feature interface-vlan
switch# configure terminal
Assigning an Interface to a VRF
Configuring a Loopback Interface
switchconfig# interface loopback
loopback instance
Purpose
Verifying the Layer 3 Interfaces Configuration
Command
startup-config
Command
Monitoring Layer 3 Interfaces
Command
Purpose
This example shows how to configure Ethernet subinterfaces
Configuration Examples for Layer 3 Interfaces
Command
Purpose
Standards for Layer 3 Interfaces
Related Documents for Layer 3 Interfaces
MIBs for Layer 3 Interfaces
Related Topics
Understanding Port Channels
Configuring Port Channels
Information About Port Channels
C H A P T E R
Guidelines and Limitations for Port Channel Configuration
switchport private-vlan association trunk primary-vlan secondary-vlan
Compatibility Requirements
Load Balancing Using Port Channels
Layer 3 Criteria
Configuration
Layer 2 Criteria
Layer 4 Criteria
Layer 2 Criteria
Configuration
Configuration
Layer 3 Criteria
Understanding LACP
LACP Overview
LACP ID Parameters
Channel Modes
LACP Marker Responders
switchconfig# interface port-channel
Configuring Port Channels
LACP-Enabled and Static Port Channel Differences
Creating a Port Channel
trunk
Configuring Load Balancing Using Port Channels
Adding a Port to a Port Channel
allowed vlan vlan-id native vlan
Procedure
Step 1 switch# configure terminal
Step 4 switch# show port-channel load-balance
hw-hash
Configuring Hardware Hashing for Multicast Traffic
Enabling LACP
Procedure
channel-group number mode
Configuring the Channel Mode for a Port
mode on active passive
channel-group
switch# configure terminal
Configuring the LACP Fast Timer Rate
Procedure
switchconfig# interface type slot/ port
switchconfig# lacp system-priority
Configuring the LACP System Priority and System ID
Configuring the LACP Port Priority
switch# show lacp system-identifier
interface port-channel number
Administratively brings the port channel up
Disabling LACP Graceful Convergence
no lacp graceful-convergence
Reenabling LACP Graceful Convergence
configuration to the startup configuration
Enters global configuration mode
Optional
switch# show feature switch# show resource
Verifying Port Channel Configuration
switch# show interface port-channel channel-number
switch# show port-channel compatibility-parameters
switch# show port-channel usage
switch# show port-channel summary
switch# show port-channel traffic
switch# show port-channel database
vPC Overview
Configuring Virtual Port Channels
Information About vPCs
C H A P T E R
You configure the EtherChannels by using one of the following
Fabric Extender Terminology
Terminology
vPC Terminology
Cisco Nexus 5000 Series Switch vPC Topology
Supported vPC Topologies
Single Homed Fabric Extender vPC Topology
Figure 7 Single Homed Fabric Extender vPC Topology
vPC Domain
Dual Homed Fabric Extender vPC Topology
Compatibility Parameters for vPC Peer Links
Configuration Parameters That Must Be Identical
Peer-Keepalive Link and Messages
Port-channel mode on, off, or active Link speed per channel
Configuration Parameters That Should Be Identical
Graceful Type-1 Check
vPC Peer Links
vPC Auto-Recovery
Per-VLAN Consistency Check
vPC Peer Link Overview
vPC Number
switchconfig# track track-id list boolean
vPC Interactions with Other Features
Configuring vPC Peer Links and Links to the Core
interface type slot / port line-protocol
vPC Peer Links and STP
switchconfig# copy running-config
vPC and LACP
startup-config
vPC and ARP
CFSoE
vPC Peer Switch
Guidelines and Limitations for vPCs
switch# copy running-config
Configuring vPCs
switch# show feature
Enabling vPCs
Procedure
Creating a vPC Domain
Procedure
switch# configure terminal
switch# copy running-config
Configuring a vPC Keepalive Link and Messages
switch# show vpc brief
startup-config
management vpc-keepalive
switch# show vpc peer-keepalive
switch# copy running-config startup-config
peer-keepalive destination ipaddress source
interface Vlan123
Creating a vPC Peer Link
Before You Begin
vpc domain peer-keepalive destination 123.1.1.1 source 123.1.1.2 vrf
interface port-channel channel-number
Checking the Configuration Compatibility
switch# show vpc consistency-parameters global
consistent across all vPC interfaces
switch# configure terminal
Enabling vPC Auto-Recovery
Procedure
Configuring Virtual Port Channels Enabling vPC Auto-Recovery
suspend
Suspending Orphan Ports on a Secondary Switch in a vPC Topology
reload-delay delay
Procedure
Creating an EtherChannel Host Interface
The vpc-orphan-port suspend command
switch# show vpc orphan-port
switch# copy running-config
Procedure
channel-number mode active passive
Moving Other Port Channels into a vPC
Procedure
system-mac mac-address
Manually Configuring a vPC Domain MAC Address
switch# show vpc role
Procedure
Procedure
Manually Configuring the System Priority
system-priority priority
switch# copy running-config
Procedure
Manually Configuring a vPC Peer Switch Role
priority priority
switch# configure terminal
peer-switch
Configuring the vPC Peer Switch
Configuring a Pure vPC Peer Switch Topology
switchconfig# show spanning-tree
pseudo-information
Configuring a Hybrid vPC Peer Switch Topology
switchconfig# spanning-tree
Procedure
root priority priority
Verifying the vPC Configuration
designated priority priority
spanning-tree summary
switch# show vpc consistency-parameters
switch# show port-channel capacity
switch# show running-config vpc
switch# show vpc statistics
Viewing A Global Type-1 Inconsistency
Viewing An Interface-Specific Type-1 Inconsistency
Compatibility check failed
Viewing a Per-VLAN Consistency Status
STP Disabled
Configuring Virtual Port Channels
switchconfig# show vpc consistency-parameters vlans
configuration
Procedure
vPC Example Configurations
Dual Homed Fabric Extender vPC Configuration Example
Before You Begin
Step 4 Create a Fabric Extender identifier for example
Figure 10 vPC Configuration Example
Single Homed Fabric Extender vPC Configuration Example
Procedure
Before You Begin
Step 4 Configure the vPC peer link as a two port Etherchannel
Parameters
vPC Default Settings
Default
Configuring Virtual Port Channels vPC Default Settings
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