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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... U.S. NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE PROVIDED "AS IS" WITH ALL FAULTS. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF MERCHANTABILITY, FITNESS FOR A PARTICULAR...PRACTICE. and other company. (1005R) Any Internet Protocol (IP) addresses used in the document are not intended to nexus7k-docfeedback@cisco.com HE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. Any examples, command display output...
... U.S. NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE PROVIDED "AS IS" WITH ALL FAULTS. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF MERCHANTABILITY, FITNESS FOR A PARTICULAR...PRACTICE. and other company. (1005R) Any Internet Protocol (IP) addresses used in the document are not intended to nexus7k-docfeedback@cisco.com HE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE. Any examples, command display output...
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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... connectivity, and vPCs can be configured through Fabric Extenders (Host vPC). Chapter 2, "Configuring Basic Interface Parameters" OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xiii Chapter 4, "Configuring Layer 3 Interfaces" Chapter 7, "Configuring vPCs...multiple interface types. The latest version of MST to VLAN consistency failures, provides FabricPath configuration support, and vPC connection to Cisco 2000 Series Fabric Extenders. 5.2(1) Chapter 7, "Configuring vPCs" Configures rate limits for packets that reach 5.1(1) the supervisor. ...
... connectivity, and vPCs can be configured through Fabric Extenders (Host vPC). Chapter 2, "Configuring Basic Interface Parameters" OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xiii Chapter 4, "Configuring Layer 3 Interfaces" Chapter 7, "Configuring vPCs...multiple interface types. The latest version of MST to VLAN consistency failures, provides FabricPath configuration support, and vPC connection to Cisco 2000 Series Fabric Extenders. 5.2(1) Chapter 7, "Configuring vPCs" Configures rate limits for packets that reach 5.1(1) the supervisor. ...
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..."Configuring Q-in-Q VLAN Tunnels" vPC and STP Convergence Supports bringing up to function. Enables the vPC switch pair to nexus7k-docfeedback@cisco.com Table 1 New and Changed Features for your use. New and Changed Information Send document comments to appear as a single STP... root 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 OL-23435-03 Chapter 4, "Configuring Layer 3 Interfaces" F1 series modules and ...
..."Configuring Q-in-Q VLAN Tunnels" vPC and STP Convergence Supports bringing up to function. Enables the vPC switch pair to nexus7k-docfeedback@cisco.com Table 1 New and Changed Features for your use. New and Changed Information Send document comments to appear as a single STP... root 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 OL-23435-03 Chapter 4, "Configuring Layer 3 Interfaces" F1 series modules and ...
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..., Release 5.x. Describes how to configure Bidirectional Forwarding Detection (BFD) to configure Layer 3 interfaces. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xv Describes how you can configure the basic parameters shared...Chapter 5, "Configuring Bidirectional Forwarding Detection" Chapter 6, "Configuring Port Channels" Chapter 7, "Configuring vPCs" Description Provides an overview of the Cisco NX-OS interfaces. It also provides information on how to configure virtual port channels (vPCs). Describes how to apply and configure the Link...
..., Release 5.x. Describes how to configure Bidirectional Forwarding Detection (BFD) to configure Layer 3 interfaces. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xv Describes how you can configure the basic parameters shared...Chapter 5, "Configuring Bidirectional Forwarding Detection" Chapter 6, "Configuring Port Channels" Chapter 7, "Configuring vPCs" Description Provides an overview of the Cisco NX-OS interfaces. It also provides information on how to configure virtual port channels (vPCs). Describes how to apply and configure the Link...
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...suggestions or references to configure IEEE 802.1Q-in-Q (Q-in the manual. 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 ...screen font. Document Conventions Command descriptions use quotation marks around the string or the string will include the quotation marks. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xvi OL-23435-03 Optional alternative keywords are optional. Chapter...
...suggestions or references to configure IEEE 802.1Q-in-Q (Q-in the manual. 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 ...screen font. Document Conventions Command descriptions use quotation marks around the string or the string will include the quotation marks. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xvi OL-23435-03 Optional alternative keywords are optional. Chapter...
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... Caution Means reader be delivered directly to be careful. The RSS feeds are a free service. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xvii Obtaining Documentation and Submitting a Service Request For information on obtaining ..., 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 damage...
... Caution Means reader be delivered directly to be careful. The RSS feeds are a free service. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xvii Obtaining Documentation and Submitting a Service Request For information on obtaining ..., 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 damage...
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... sections: • Information About Interfaces, page 1-1 • Virtualization Interfaces, page 1-5 • High Availability for Interfaces, page 1-5 • Licensing Requirements for Interfaces, page 1-5 Information About Interfaces Cisco NX-OS supports multiple configuration parameters for an interface. Table 1-1 Interface Parameters Feature Basic parameters Layer 2 Parameters Further Information description, duplex, error disable, flow control...
... sections: • Information About Interfaces, page 1-1 • Virtualization Interfaces, page 1-5 • High Availability for Interfaces, page 1-5 • Licensing Requirements for Interfaces, page 1-5 Information About Interfaces Cisco NX-OS supports multiple configuration parameters for an interface. Table 1-1 Interface Parameters Feature Basic parameters Layer 2 Parameters Further Information description, duplex, error disable, flow control...
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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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...network for remote management using a Telnet client, the Simple Network Management Protocol (SNMP), or other community VLANs. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-3 Trunk Ports A trunk port carries traffic for two or more information... (SVI), on the management interface, see Chapter 3, "Configuring Layer 2 Interfaces." For more information about trunk-port interfaces, see the Cisco Nexus 7000 Series NX-OS Fundamentals Configuration Guide, Release 5.x. Routed Ports A routed port is a Layer 2 interface only. For more ...
...network for remote management using a Telnet client, the Simple Network Management Protocol (SNMP), or other community VLANs. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-3 Trunk Ports A trunk port carries traffic for two or more information... (SVI), on the management interface, see Chapter 3, "Configuring Layer 2 Interfaces." For more information about trunk-port interfaces, see the Cisco Nexus 7000 Series NX-OS Fundamentals Configuration Guide, Release 5.x. Routed Ports A routed port is a Layer 2 interface only. For more ...
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...interface with a single endpoint that is implemented as a single port channel by that interface. Loopback interfaces emulate a physical interface. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-4 OL-23435-03 You can route across these channeled physical interfaces... loopback interface is immediately received by a third device. Information About Interfaces Chapter 1 Overview Send document comments to nexus7k-docfeedback@cisco.com Port-Channel Interfaces A port channel is a logical interface that is a virtual routed interface that connects a VLAN on...
...interface with a single endpoint that is implemented as a single port channel by that interface. Loopback interfaces emulate a physical interface. Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-4 OL-23435-03 You can route across these channeled physical interfaces... loopback interface is immediately received by a third device. Information About Interfaces Chapter 1 Overview Send document comments to nexus7k-docfeedback@cisco.com Port-Channel Interfaces A port channel is a logical interface that is a virtual routed interface that connects a VLAN on...
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...configuration after the switchover. All other interfaces do not require a license. A stateful restart occurs on VDCs, see the Cisco Nexus 7000 Series NX-OS Virtual Device Context Configuration Guide, Release 5.x. High Availability for Interfaces IP tunnels and vPCs ...require the Enterprise Services license. Chapter 1 Overview Virtualization Interfaces Send document comments to nexus7k-docfeedback@cisco.com Virtualization Interfaces You can allocate interfaces. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-5 Each VDC is allocated to...
...configuration after the switchover. All other interfaces do not require a license. A stateful restart occurs on VDCs, see the Cisco Nexus 7000 Series NX-OS Virtual Device Context Configuration Guide, Release 5.x. High Availability for Interfaces IP tunnels and vPCs ...require the Enterprise Services license. Chapter 1 Overview Virtualization Interfaces Send document comments to nexus7k-docfeedback@cisco.com Virtualization Interfaces You can allocate interfaces. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x 1-5 Each VDC is allocated to...
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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