Configuration Guide
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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
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... ARE SET FORTH IN THE INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE. IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT, SPECIAL, CONSEQUENTIAL, OR INCIDENTAL DAMAGES, INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR...University of California, Berkeley (UCB) as part of UCB's public domain version of the word partner does not imply a partnership relationship between Cisco and any other countries. Any use of the UNIX operating system. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE...
... ARE SET FORTH IN THE INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE. IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT, SPECIAL, CONSEQUENTIAL, OR INCIDENTAL DAMAGES, INCLUDING, WITHOUT LIMITATION, LOST PROFITS OR LOSS OR...University of California, Berkeley (UCB) as part of UCB's public domain version of the word partner does not imply a partnership relationship between Cisco and any other countries. Any use of the UNIX operating system. ALL STATEMENTS, INFORMATION, AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE...
Configuration Guide
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Contents Send document comments to nexus7k-docfeedback@cisco.com Bandwidth 2-7 Throughput Delay 2-7 Administrative Status 2-7 Unidirectional Link Detection Parameter 2-7 Carrier Delay 2-10 Port-Channel Parameters 2-10 Port Profiles 2-10 Time Domain Reflectometry Cable Diagnostics 2-... 2-54 Displaying Interface Statistics 2-54 Clearing Interface Counters 2-56 Additional References 2-56 Related Documents 2-57 Standards 2-57 Feature History for Configuring Basic Interface Parameters 2-57 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x iv OL-23435-03
Contents Send document comments to nexus7k-docfeedback@cisco.com Bandwidth 2-7 Throughput Delay 2-7 Administrative Status 2-7 Unidirectional Link Detection Parameter 2-7 Carrier Delay 2-10 Port-Channel Parameters 2-10 Port Profiles 2-10 Time Domain Reflectometry Cable Diagnostics 2-... 2-54 Displaying Interface Statistics 2-54 Clearing Interface Counters 2-56 Additional References 2-56 Related Documents 2-57 Standards 2-57 Feature History for Configuring Basic Interface Parameters 2-57 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x iv OL-23435-03
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Contents Send document comments to nexus7k-docfeedback@cisco.com 3 C H A P T E R 4 C H A P T E R Configuring Layer 2 Interfaces 3-1 Information About Access and Trunk Interfaces 3-2 Information About Access and Trunk Interfaces 3-3 IEEE 802.1Q Encapsulation 3-4 Access VLANs 3-5 Native VLAN IDs ... 3-24 Related Documents 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
Contents Send document comments to nexus7k-docfeedback@cisco.com 3 C H A P T E R 4 C H A P T E R Configuring Layer 2 Interfaces 3-1 Information About Access and Trunk Interfaces 3-2 Information About Access and Trunk Interfaces 3-3 IEEE 802.1Q Encapsulation 3-4 Access VLANs 3-5 Native VLAN IDs ... 3-24 Related Documents 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
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Contents Send document comments to nexus7k-docfeedback@cisco.com Routed Interfaces 4-2 Subinterfaces 4-2 VLAN Interfaces 4-3 Loopback Interfaces 4-4 Tunnel Interfaces 4-4 High Availability 4-4 Virtualization Support 4-5 Licensing Requirements for Layer 3 ... E R Configuring Bidirectional Forwarding Detection 5-1 Information About BFD 5-1 Asynchronous Mode 5-2 BFD Detection of Failures 5-2 Distributed Operation 5-3 BFD Echo Function 5-3 Security 5-4 High Availability 5-4 Virtualization Support 5-4 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x vi OL-23435-03
Contents Send document comments to nexus7k-docfeedback@cisco.com Routed Interfaces 4-2 Subinterfaces 4-2 VLAN Interfaces 4-3 Loopback Interfaces 4-4 Tunnel Interfaces 4-4 High Availability 4-4 Virtualization Support 4-5 Licensing Requirements for Layer 3 ... E R Configuring Bidirectional Forwarding Detection 5-1 Information About BFD 5-1 Asynchronous Mode 5-2 BFD Detection of Failures 5-2 Distributed Operation 5-3 BFD Echo Function 5-3 Security 5-4 High Availability 5-4 Virtualization Support 5-4 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x vi OL-23435-03
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Contents Send document comments to nexus7k-docfeedback@cisco.com Licensing Requirements for BFD 5-4 Prerequisites for BFD 5-4 Guidelines and Limitations 5-5 Default Settings 5-6 Configuring BFD 5-6 Configuration Hierarchy 5-7 Task Flow for Configuring BFD 5-7 Enabling the BFD ... Channeling 6-14 Prerequisites for Port Channeling 6-14 Guidelines and Limitations 6-14 Default Settings 6-15 Configuring Port Channels 6-15 Creating a Port Channel 6-16 OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x vii
Contents Send document comments to nexus7k-docfeedback@cisco.com Licensing Requirements for BFD 5-4 Prerequisites for BFD 5-4 Guidelines and Limitations 5-5 Default Settings 5-6 Configuring BFD 5-6 Configuration Hierarchy 5-7 Task Flow for Configuring BFD 5-7 Enabling the BFD ... Channeling 6-14 Prerequisites for Port Channeling 6-14 Guidelines and Limitations 6-14 Default Settings 6-15 Configuring Port Channels 6-15 Creating a Port Channel 6-16 OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x vii
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Contents Send document comments to nexus7k-docfeedback@cisco.com Adding a Layer 2 Port to a Port Channel 6-17 Adding a Layer 3 Port to a Port Channel 6-19 Configuring the Bandwidth and Delay for Informational Purposes 6-21 Shutting ... Peer-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
Contents Send document comments to nexus7k-docfeedback@cisco.com Adding a Layer 2 Port to a Port Channel 6-17 Adding a Layer 3 Port to a Port Channel 6-19 Configuring the Bandwidth and Delay for Informational Purposes 6-21 Shutting ... Peer-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
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Contents Send document comments to nexus7k-docfeedback@cisco.com Configuring vPC Peer Links and Links to the Core on a Single Module 7-19 vPC Interactions with Other Features 7-20 Virtualization Support 7-27 vPC Recovery ... 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 NX-OS Interfaces Configuration Guide, Release 5.x ix
Contents Send document comments to nexus7k-docfeedback@cisco.com Configuring vPC Peer Links and Links to the Core on a Single Module 7-19 vPC Interactions with Other Features 7-20 Virtualization Support 7-27 vPC Recovery ... 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 NX-OS Interfaces Configuration Guide, Release 5.x ix
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Contents Send document comments to nexus7k-docfeedback@cisco.com Path MTU Discovery 8-3 Virtualization Support 8-3 High Availability 8-3 Licensing Requirements for IP Tunnels 8-3 Prerequisites for IP Tunnels 8-4 Guidelines and Limitations 8-4 Default Settings 8-4 Configuring IP Tunnels 8-4 ... 9-14 Verifying the Q-in-Q Configuration 9-16 Configuration Examples for Q-in-Q and Layer 2 Protocol Tunneling 9-16 Feature History for Q-in-Q Tunnels and Layer 2 Protocol Tunneling 9-17 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x x OL-23435-03
Contents Send document comments to nexus7k-docfeedback@cisco.com Path MTU Discovery 8-3 Virtualization Support 8-3 High Availability 8-3 Licensing Requirements for IP Tunnels 8-3 Prerequisites for IP Tunnels 8-4 Guidelines and Limitations 8-4 Default Settings 8-4 Configuring IP Tunnels 8-4 ... 9-14 Verifying the Q-in-Q Configuration 9-16 Configuration Examples for Q-in-Q and Layer 2 Protocol Tunneling 9-16 Feature History for Q-in-Q Tunnels and Layer 2 Protocol Tunneling 9-17 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x x OL-23435-03
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... support, and vPC connection to clear the existing configuration 5.2(1) of this document is available at the following Cisco website: http://www.cisco.com/en/US/docs/switches/datacenter/sw/5_x/nx-os/interfaces/configuration/guide/if_ cli.html To check for...configured through Fabric Extenders (Host vPC). Chapter 3, "Configuring Layer 2 Interfaces" Allows you to Cisco 2000 Series Fabric Extenders. 5.2(1) Chapter 7, "Configuring vPCs" Configures rate limits for Cisco NX--OS Release 5.x Feature Fabric Extender (FEX) BFD SHA1 Authentication Default Interfaces SVI Autostate Exclude...
... support, and vPC connection to clear the existing configuration 5.2(1) of this document is available at the following Cisco website: http://www.cisco.com/en/US/docs/switches/datacenter/sw/5_x/nx-os/interfaces/configuration/guide/if_ cli.html To check for...configured through Fabric Extenders (Host vPC). Chapter 3, "Configuring Layer 2 Interfaces" Allows you to Cisco 2000 Series Fabric Extenders. 5.2(1) Chapter 7, "Configuring vPCs" Configures rate limits for Cisco NX--OS Release 5.x Feature Fabric Extender (FEX) BFD SHA1 Authentication Default Interfaces SVI Autostate Exclude...
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...Chapter 9, "Configuring Q-in-Q VLAN Tunnels" vPC and STP Convergence Supports bringing up to nexus7k-docfeedback@cisco.com Table 1 New and Changed Features for Cisco NX--OS Release 5.x (continued) Feature Description Changed in Release Where Documented Inband Management in the Nexus ...Chassis Configures inband management in the Cisco 5.1(1) Nexus 7000 switches when there are only F1 series module in the Layer 2 topology. 5.0(2) Chapter 7, "Configuring vPCs" Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xiv ...
...Chapter 9, "Configuring Q-in-Q VLAN Tunnels" vPC and STP Convergence Supports bringing up to nexus7k-docfeedback@cisco.com Table 1 New and Changed Features for Cisco NX--OS Release 5.x (continued) Feature Description Changed in Release Where Documented Inband Management in the Nexus ...Chassis Configures inband management in the Cisco 5.1(1) Nexus 7000 switches when there are only F1 series module in the Layer 2 topology. 5.0(2) Chapter 7, "Configuring vPCs" Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xiv ...
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..., encapsulations, topologies, and routing protocols.. Send document comments to nexus7k-docfeedback@cisco.com Preface This preface describes the audience, organization and conventions of the Cisco NX-OS interfaces. Audience This publication is organized into the following chapters: ...Forwarding Detection" Chapter 6, "Configuring Port Channels" Chapter 7, "Configuring vPCs" Description Provides an overview of the Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x. Document Organization This document is for experienced network administrators who configure and...
..., encapsulations, topologies, and routing protocols.. Send document comments to nexus7k-docfeedback@cisco.com Preface This preface describes the audience, organization and conventions of the Cisco NX-OS interfaces. Audience This publication is organized into the following chapters: ...Forwarding Detection" Chapter 6, "Configuring Port Channels" Chapter 7, "Configuring vPCs" Description Provides an overview of the Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x. Document Organization This document is for experienced network administrators who configure and...
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... ] string Description Commands and keywords are grouped in brackets and separated by Cisco NX-OS Interfaces" lists the IETF RFCs for interfaces supported 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 which you supply values are optional. italic... Optional alternative keywords are in boldface. 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 screen font...
... ] string Description Commands and keywords are grouped in brackets and separated by Cisco NX-OS Interfaces" lists the IETF RFCs for interfaces supported 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 which you supply values are optional. italic... Optional alternative keywords are in boldface. 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 screen font...
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...submitting a service request, and gathering additional information, see the monthly What's New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at: http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html Subscribe to the What's New in equipment... 5.x xvii In this situation, you might do something that could result in Cisco Product Documentation as an RSS feed and set content to be delivered directly to nexus7k-docfeedback@cisco.com Caution Means reader be careful. Preface Document Conventions Send document comments to your...
...submitting a service request, and gathering additional information, see the monthly What's New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at: http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html Subscribe to the What's New in equipment... 5.x xvii In this situation, you might do something that could result in Cisco Product Documentation as an RSS feed and set content to be delivered directly to nexus7k-docfeedback@cisco.com Caution Means reader be careful. Preface Document Conventions Send document comments to your...
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...this document Layer 2 access and trunk port settings Chapter 3, "Configuring Layer 2 Interfaces" of the interface types supported by the Cisco NX-OS software. Table 1-1 Interface Parameters Feature Basic parameters Layer 2 Parameters Further Information description, duplex, error disable, flow control...2, "Configuring Basic Interface Parameters" of this guide but some are covered in other documents. Table 1-1 shows where to nexus7k-docfeedback@cisco.com 1 C H A P T E R Overview This chapter provides an overview of this document Layer 2 MAC, VLANs, private VLANs, ...
...this document Layer 2 access and trunk port settings Chapter 3, "Configuring Layer 2 Interfaces" of the interface types supported by the Cisco NX-OS software. Table 1-1 Interface Parameters Feature Basic parameters Layer 2 Parameters Further Information description, duplex, error disable, flow control...2, "Configuring Basic Interface Parameters" of this guide but some are covered in other documents. Table 1-1 shows where to nexus7k-docfeedback@cisco.com 1 C H A P T E R Overview This chapter provides an overview of this document Layer 2 MAC, VLANs, private VLANs, ...
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... VLAN hosts and promiscuous ports, and routed ports. Information About Interfaces Chapter 1 Overview Send document comments to nexus7k-docfeedback@cisco.com Table 1-1 Interface Parameters (continued) Feature Parameters Further Information Layer 3 medium, IPv4 and IPv6 addresses Chapter 4, "Configuring... Layer 3 Interfaces" of this document bandwidth, delay, IP routing, VRFs Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 5.x Cisco Nexus 7000 Series NX-OS Multicast Routing Configuration Guide, Release 5.x Port Channels channel group,...
... VLAN hosts and promiscuous ports, and routed ports. Information About Interfaces Chapter 1 Overview Send document comments to nexus7k-docfeedback@cisco.com Table 1-1 Interface Parameters (continued) Feature Parameters Further Information Layer 3 medium, IPv4 and IPv6 addresses Chapter 4, "Configuring... Layer 3 Interfaces" of this document bandwidth, delay, IP routing, VRFs Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 5.x Cisco Nexus 7000 Series NX-OS Multicast Routing Configuration Guide, Release 5.x Port Channels channel group,...
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...on the PVLAN promiscuous port, which provides routing functionality to another device. For more information on routed ports, see the Cisco Nexus 7000 Series NX-OS Fundamentals Configuration Guide, Release 5.x. For more information on configuring PVLAN host and PVLAN promiscuous ports ...communicate outside the PVLAN. For more information about access-port interfaces, see Chapter 3, "Configuring Layer 2 Interfaces." OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-3 This type of isolated and community secondary VLANs, all other management ...
...on the PVLAN promiscuous port, which provides routing functionality to another device. For more information on routed ports, see the Cisco Nexus 7000 Series NX-OS Fundamentals Configuration Guide, Release 5.x. For more information on configuring PVLAN host and PVLAN promiscuous ports ...communicate outside the PVLAN. For more information about access-port interfaces, see Chapter 3, "Configuring Layer 2 Interfaces." OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-3 This type of isolated and community secondary VLANs, all other management ...
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...more information about vPCs, see the "VLAN Interfaces" section on page 4-3. Any packet that are physically connected to two different Cisco Nexus 7000 series devices to provide a simple interface for each device. Tunnel Interfaces Tunneling allows you can be a switch, ... network interface is a virtual routed interface that connects a VLAN on the device to nexus7k-docfeedback@cisco.com Port-Channel Interfaces A port channel is a logical interface that interface. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-4 OL-23435-03 For more information...
...more information about vPCs, see the "VLAN Interfaces" section on page 4-3. Any packet that are physically connected to two different Cisco Nexus 7000 series devices to provide a simple interface for each device. Tunnel Interfaces Tunneling allows you can be a switch, ... network interface is a virtual routed interface that connects a VLAN on the device to nexus7k-docfeedback@cisco.com Port-Channel Interfaces A port channel is a logical interface that interface. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-4 OL-23435-03 For more information...
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... stateless restarts. You must install this license on every system that interface if you are in the correct VDC. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-5 All other interfaces do not require a license. High Availability for ... license. Once an interface is an independent logical device to which you can only configure that enables IP tunnels. After the switchover, Cisco NX-OS applies the runtime configuration after the switchover. Chapter 1 Overview Virtualization Interfaces Send document comments to a VDC, you can allocate...
... stateless restarts. You must install this license on every system that interface if you are in the correct VDC. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-5 All other interfaces do not require a license. High Availability for ... license. Once an interface is an independent logical device to which you can only configure that enables IP tunnels. After the switchover, Cisco NX-OS applies the runtime configuration after the switchover. Chapter 1 Overview Virtualization Interfaces Send document comments to a VDC, you can allocate...
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Licensing Requirements for Interfaces Chapter 1 Overview Send document comments to nexus7k-docfeedback@cisco.com Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-6 OL-23435-03
Licensing Requirements for Interfaces Chapter 1 Overview Send document comments to nexus7k-docfeedback@cisco.com Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-6 OL-23435-03