Configuration Guide
Page 1
Send document comments to nexus7k-docfeedback@cisco.com Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x June 22, 2012 Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 527-0883 Text Part Number: OL-23435-03
Send document comments to nexus7k-docfeedback@cisco.com Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x June 22, 2012 Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 527-0883 Text Part Number: OL-23435-03
Configuration Guide
Page 2
...THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Cisco and the Cisco Logo are the property of Cisco Systems, Inc. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x © 2009-2011 Cisco Systems, Inc. A listing of...compression is unintentional and coincidental. Any examples, command display output, and figures included in the U.S. The Cisco implementation of the UNIX operating system. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF ...
...THIS MANUAL, EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Cisco and the Cisco Logo are the property of Cisco Systems, Inc. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x © 2009-2011 Cisco Systems, Inc. A listing of...compression is unintentional and coincidental. Any examples, command display output, and figures included in the U.S. The Cisco implementation of the UNIX operating system. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF ...
Configuration Guide
Page 5
...for Trunking Ports 3-16 Configuring a Default Interface 3-17 Configuring SVI Autostate Exclude 3-18 Configuring the Device to Tag Native VLAN Traffic 3-20 Changing the System Default Port Mode to Layer 2 3-21 Verifying the Interface Configuration 3-22 Monitoring the Layer 2 Interfaces 3-23 Example Configurations for Access and Trunk Ports ... 3-24 Standards 3-24 MIBs 3-25 Feature History for Configuring Layer 2 Interfaces 3-25 Configuring Layer 3 Interfaces 4-1 Information About Layer 3 Interfaces 4-1 OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x v
...for Trunking Ports 3-16 Configuring a Default Interface 3-17 Configuring SVI Autostate Exclude 3-18 Configuring the Device to Tag Native VLAN Traffic 3-20 Changing the System Default Port Mode to Layer 2 3-21 Verifying the Interface Configuration 3-22 Monitoring the Layer 2 Interfaces 3-23 Example Configurations for Access and Trunk Ports ... 3-24 Standards 3-24 MIBs 3-25 Feature History for Configuring Layer 2 Interfaces 3-25 Configuring Layer 3 Interfaces 4-1 Information About Layer 3 Interfaces 4-1 OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x v
Configuration Guide
Page 8
... 6-30 Configuring LACP Port-Channel MinLinks 6-31 Configuring the LACP Port-Channel MaxBundle 6-32 Configuring the LACP Fast Timer Rate 6-34 Configuring the LACP System Priority 6-34 Configuring the LACP Port Priority 6-35 Disabling LACP Graceful Convergence 6-36 Disabling LACP Suspend Individual 6-39 Reenabling LACP Suspend Individual 6-40 Verifying...Gateway 7-12 vPC Domain 7-13 vPC Topology 7-14 Compatibility Parameters for vPC Interfaces 7-15 vPC Number 7-18 Moving Other Port Channels into a vPC 7-18 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x viii OL-23435-03
... 6-30 Configuring LACP Port-Channel MinLinks 6-31 Configuring the LACP Port-Channel MaxBundle 6-32 Configuring the LACP Fast Timer Rate 6-34 Configuring the LACP System Priority 6-34 Configuring the LACP Port Priority 6-35 Disabling LACP Graceful Convergence 6-36 Disabling LACP Suspend Individual 6-39 Reenabling LACP Suspend Individual 6-40 Verifying...Gateway 7-12 vPC Domain 7-13 vPC Topology 7-14 Compatibility Parameters for vPC Interfaces 7-15 vPC Number 7-18 Moving Other Port Channels into a vPC 7-18 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x viii OL-23435-03
Configuration Guide
Page 9
...Port Channels into a vPC 7-41 Manually Configuring a vPC Domain MAC Address 7-42 Manually Configuring the System Priority 7-44 Manually Configuring the vPC Peer Device Role 7-45 Configuring the Tracking Feature on a Single...Switch 7-53 Verifying the vPC Configuration 7-56 Monitoring vPCs 7-57 Configuration Examples for vPCs 7-57 Additional References 7-59 Related Documents 7-60 Standards 7-60 MIBs 7-60 Feature History for Configuring vPCs 7-60 8 C H A P T E R Configuring IP Tunnels 8-1 Information About IP Tunnels 8-1 IP Tunnel Overview 8-1 GRE Tunnels 8-2 OL-23435-03 Cisco Nexus 7000 Series...
...Port Channels into a vPC 7-41 Manually Configuring a vPC Domain MAC Address 7-42 Manually Configuring the System Priority 7-44 Manually Configuring the vPC Peer Device Role 7-45 Configuring the Tracking Feature on a Single...Switch 7-53 Verifying the vPC Configuration 7-56 Monitoring vPCs 7-57 Configuration Examples for vPCs 7-57 Additional References 7-59 Related Documents 7-60 Standards 7-60 MIBs 7-60 Feature History for Configuring vPCs 7-60 8 C H A P T E R Configuring IP Tunnels 8-1 Information About IP Tunnels 8-1 IP Tunnel Overview 8-1 GRE Tunnels 8-2 OL-23435-03 Cisco Nexus 7000 Series...
Configuration Guide
Page 13
...configuration support, provides system display of multiple interface types. Table 1 New and Changed Features for Cisco NX--OS Release 5.x Feature Fabric Extender (FEX) BFD SHA1 Authentication Default Interfaces SVI Autostate Exclude vPC Rate Limits Description Changed in the Cisco Nexus 7000 Series NX-OS Interfaces... for additional information about Cisco NX--OS Release 5.x, see the Cisco Nexus 7000 Series NX-OS Release Notes, Release 5.x. The latest version of this document is available at the following Cisco website: http://www.cisco.com/en/US/docs/switches/datacenter/sw/5_x/nx-...
...configuration support, provides system display of multiple interface types. Table 1 New and Changed Features for Cisco NX--OS Release 5.x Feature Fabric Extender (FEX) BFD SHA1 Authentication Default Interfaces SVI Autostate Exclude vPC Rate Limits Description Changed in the Cisco Nexus 7000 Series NX-OS Interfaces... for additional information about Cisco NX--OS Release 5.x, see the Cisco Nexus 7000 Series NX-OS Release Notes, Release 5.x. The latest version of this document is available at the following Cisco website: http://www.cisco.com/en/US/docs/switches/datacenter/sw/5_x/nx-...
Configuration Guide
Page 16
...switch displays are in Cisco NX-OS Release 4.x Chapter B, "Configuration Limits for Cisco NX-OS Interfaces" Lists the Cisco verified limits and maximum limits for devices running NX-OS Release 4.x. This document uses the following conventions: Note Means reader take note. Cisco Nexus 7000 Series... tunnels and Layer 2 protocol tunneling. Document Conventions Preface Send document comments to nexus7k-docfeedback@cisco.com Chapter Description Chapter 8, "Configuring IP Tunnels" Describes how to system prompts are in square brackets. !, # An exclamation point (!) or a pound sign ...
...switch displays are in Cisco NX-OS Release 4.x Chapter B, "Configuration Limits for Cisco NX-OS Interfaces" Lists the Cisco verified limits and maximum limits for devices running NX-OS Release 4.x. This document uses the following conventions: Note Means reader take note. Cisco Nexus 7000 Series... tunnels and Layer 2 protocol tunneling. Document Conventions Preface Send document comments to nexus7k-docfeedback@cisco.com Chapter Description Chapter 8, "Configuring IP Tunnels" Describes how to system prompts are in square brackets. !, # An exclamation point (!) or a pound sign ...
Configuration Guide
Page 23
... tunnels. For more information on a supervisor switchover. A stateful restart occurs on VDCs, see the Cisco Nexus 7000 Series NX-OS Virtual Device Context Configuration Guide, Release 5.x. All other interfaces do not require a license. You must install this license on every system that interface if you can create multiple virtual device contexts (VDCs). High Availability for...
... tunnels. For more information on a supervisor switchover. A stateful restart occurs on VDCs, see the Cisco Nexus 7000 Series NX-OS Virtual Device Context Configuration Guide, Release 5.x. All other interfaces do not require a license. You must install this license on every system that interface if you can create multiple virtual device contexts (VDCs). High Availability for...
Configuration Guide
Page 30
... frames, can be up to 64 MTU settings for each port has an MTU of 1500 bytes, which is either the system default (1500 bytes) or the system jumbo MTU size (initially 9216 bytes). For a Layer 2 port, you must configure the same MTU size for Ethernet frames... Layer 2 ports automatically use the system default MTU size (1500 bytes) unless you can process. A port drops any frames that is also the default system jumbo MTU size. Larger MTU sizes are possible for some or all of data with a nondefault MTU size. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release...
... frames, can be up to 64 MTU settings for each port has an MTU of 1500 bytes, which is either the system default (1500 bytes) or the system jumbo MTU size (initially 9216 bytes). For a Layer 2 port, you must configure the same MTU size for Ethernet frames... Layer 2 ports automatically use the system default MTU size (1500 bytes) unless you can process. A port drops any frames that is also the default system jumbo MTU size. Larger MTU sizes are possible for some or all of data with a nondefault MTU size. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release...
Configuration Guide
Page 35
...can override individual configuration values by directly entered interface commands or returns the command to the default value. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-11 Inheriting another port profile. Note You cannot use port profiles with ...If you specify. See the Cisco Nexus 7000 Series NX-OS System Management Configuration Guide, Release 5.x, for the configurations to enabling the port profile; the system assumes that you remove a port profile from a range of interfaces, the system undoes the configuration from another port...
...can override individual configuration values by directly entered interface commands or returns the command to the default value. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-11 Inheriting another port profile. Note You cannot use port profiles with ...If you specify. See the Cisco Nexus 7000 Series NX-OS System Management Configuration Guide, Release 5.x, for the configurations to enabling the port profile; the system assumes that you remove a port profile from a range of interfaces, the system undoes the configuration from another port...
Configuration Guide
Page 36
...switch software using the interface configuration mode, that configuration is provided at no extra charge to you. Note Using VDCs requires an Advanced Services license. 2-12 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 If the port-profile configuration fails, the system... quickly and more effectively, providing your users with Cisco NX-OS Release 5.0(2) for the Cisco Nexus 7000 Series devices and the introduction of the latest generation of the Cisco NX-OS licensing scheme, see the Cisco NX-OS Licensing Guide. Being able to remotely ...
...switch software using the interface configuration mode, that configuration is provided at no extra charge to you. Note Using VDCs requires an Advanced Services license. 2-12 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 If the port-profile configuration fails, the system... quickly and more effectively, providing your users with Cisco NX-OS Release 5.0(2) for the Cisco Nexus 7000 Series devices and the introduction of the latest generation of the Cisco NX-OS licensing scheme, see the Cisco NX-OS Licensing Guide. Being able to remotely ...
Configuration Guide
Page 37
...the connecting port is configured, set the local port send parameter to negotiate the speed and duplex mode between ports. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-13 it cannot be either a Layer 2 or a Layer 3 interface; To ignore received... Ethernet port speed and duplex mode parameters to auto to allow the system to desired. - You can be configured at the same time. - Do not configure the connecting port to nexus7k-docfeedback@cisco.com Guidelines and Limitations Basic interface parameters have the following : - Chapter...
...the connecting port is configured, set the local port send parameter to negotiate the speed and duplex mode between ports. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-13 it cannot be either a Layer 2 or a Layer 3 interface; To ignore received... Ethernet port speed and duplex mode parameters to auto to allow the system to desired. - You can be configured at the same time. - Do not configure the connecting port to nexus7k-docfeedback@cisco.com Guidelines and Limitations Basic interface parameters have the following : - Chapter...
Configuration Guide
Page 55
... running -config startup-config Purpose Enters configuration mode. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-31 This example shows how to the startup configuration. Specifies an Ethernet interface to be either the system default MTU (1500 bytes) or the system jumbo MTU size (which include the flow control parameters. Specifies...
... running -config startup-config Purpose Enters configuration mode. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-31 This example shows how to the startup configuration. Specifies an Ethernet interface to be either the system default MTU (1500 bytes) or the system jumbo MTU size (which include the flow control parameters. Specifies...
Configuration Guide
Page 56
...command. exit 7. This section includes the following topics: • Configuring the Interface MTU Size, page 2-32 • Configuring the System Jumbo MTU Size, page 2-33 Configuring the Interface MTU Size For Layer 3 interfaces, you can configure an MTU size that they...} 4. mtu size 5. By default, Cisco NX-OS configures Layer 3 parameters. configure terminal 2. Specifies an Ethernet interface to Layer 2. If you need to switch the port mode to configure, and enters interface configuration mode. 2-32 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x...
...command. exit 7. This section includes the following topics: • Configuring the Interface MTU Size, page 2-32 • Configuring the System Jumbo MTU Size, page 2-33 Configuring the Interface MTU Size For Layer 3 interfaces, you can configure an MTU size that they...} 4. mtu size 5. By default, Cisco NX-OS configures Layer 3 parameters. configure terminal 2. Specifies an Ethernet interface to Layer 2. If you need to switch the port mode to configure, and enters interface configuration mode. 2-32 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x...
Configuration Guide
Page 57
... to the startup configuration. Displays the interface status, which can configure the system jumbo MTU size, which includes the MTU size. switch(config)# copy running -config startup-config OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-33 Step 4 Example: switch(config-if)# no switchport} Purpose Specifies to specify the MTU size for...
... to the startup configuration. Displays the interface status, which can configure the system jumbo MTU size, which includes the MTU size. switch(config)# copy running -config startup-config OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-33 Step 4 Example: switch(config-if)# no switchport} Purpose Specifies to specify the MTU size for...
Configuration Guide
Page 58
... the bandwidth for Level 3 protocols. 2-34 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 switch(config)# copy running -config all | include jumbomtu interface type slot/port Example: switch(config)# interface ethernet 2/1 switch(config-if)# mtu size Example: switch(config-if)# mtu 1500 switch(config-if)# exit Specifies the system jumbo MTU size. For a Layer 3 interface...
... the bandwidth for Level 3 protocols. 2-34 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 switch(config)# copy running -config all | include jumbomtu interface type slot/port Example: switch(config)# interface ethernet 2/1 switch(config-if)# mtu size Example: switch(config-if)# mtu 1500 switch(config-if)# exit Specifies the system jumbo MTU size. For a Layer 3 interface...
Configuration Guide
Page 67
...a Port Profile You can apply several configuration parameters to a range of interfaces simultaneously. The system supports four levels of Interfaces, page 2-45 • Enabling a Specific Port Profile, page ...cisco.com This example shows how to set the carrier delay timer to 20 seconds for VLAN 5: switch# configure terminal switch(config)# interface vlan 5 switch(config-if)# carrier-delay 20 switch...profile must be the same type. copy running-config startup-config OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-43 show port-profile 5. SUMMARY...
...a Port Profile You can apply several configuration parameters to a range of interfaces simultaneously. The system supports four levels of Interfaces, page 2-45 • Enabling a Specific Port Profile, page ...cisco.com This example shows how to set the carrier delay timer to 20 seconds for VLAN 5: switch# configure terminal switch(config)# interface vlan 5 switch(config-if)# carrier-delay 20 switch...profile must be the same type. copy running-config startup-config OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-43 show port-profile 5. SUMMARY...
Configuration Guide
Page 70
...5 Step 6 Example: switch(config-ppm)# exit switch(config)# show port-profile Example: switch(config)# show port-profile (Optional) Displays the port-profile configuration. You would then enable that the underlying port profiles are enabled. the system assumes that port profile for... number | tunnel number] Selects the range of interfaces before you must be enabled; switch(config)# copy running Example: configuration to enable or disable port profiles. 2-46 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 You can configure and inherit...
...5 Step 6 Example: switch(config-ppm)# exit switch(config)# show port-profile Example: switch(config)# show port-profile (Optional) Displays the port-profile configuration. You would then enable that the underlying port profiles are enabled. the system assumes that port profile for... number | tunnel number] Selects the range of interfaces before you must be enabled; switch(config)# copy running Example: configuration to enable or disable port profiles. 2-46 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 You can configure and inherit...
Configuration Guide
Page 71
... {ethernet | interface-vlan | loopback | port channel | tunnel}] name 3. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-47 copy running-config startup-config (Optional) Copies the running Example: configuration to nexus7k-docfeedback@cisco.com SUMMARY STEPS 1. Step 5 Step 6 Example: switch(config-ppm)# exit switch(config)# show port-profile Example: switch(config)# show port-profile 6.
... {ethernet | interface-vlan | loopback | port channel | tunnel}] name 3. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 2-47 copy running-config startup-config (Optional) Copies the running Example: configuration to nexus7k-docfeedback@cisco.com SUMMARY STEPS 1. Step 5 Step 6 Example: switch(config-ppm)# exit switch(config)# show port-profile Example: switch(config)# show port-profile 6.
Configuration Guide
Page 76
... Eth3/12 1000 --- N/A N/A Pair A Terminated --- For more information, see the Cisco Nexus 7000 Series NX-OS Security Configuration Guide, Release 5.x. N/A N/A Pair C Terminated --- SUMMARY STEPS 1. N/A N/A Pair B Terminated --- N/A 1 +/- 2 m Pair D Open n7000# show system internal pktmgr interface ethernet slot/port 5. (Optional) copy running-config startup-config 2-52 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 N/A N/A Pair D Terminated...
... Eth3/12 1000 --- N/A N/A Pair A Terminated --- For more information, see the Cisco Nexus 7000 Series NX-OS Security Configuration Guide, Release 5.x. N/A N/A Pair C Terminated --- SUMMARY STEPS 1. N/A N/A Pair B Terminated --- N/A 1 +/- 2 m Pair D Open n7000# show system internal pktmgr interface ethernet slot/port 5. (Optional) copy running-config startup-config 2-52 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x OL-23435-03 N/A N/A Pair D Terminated...