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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...the University of their respective owners. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY, CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF MERCHANTABILITY, FITNESS ...1005R) Any Internet Protocol (IP) addresses used in the U.S. Send document comments to be found at www.cisco.com/go/trademarks. Cisco and the Cisco Logo are the property of California. NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL DOCUMENT FILES AND SOFTWARE OF THESE ...
...the University of their respective owners. IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY, CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY. CISCO AND THE ABOVE-NAMED SUPPLIERS DISCLAIM ALL WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THOSE OF MERCHANTABILITY, FITNESS ...1005R) Any Internet Protocol (IP) addresses used in the U.S. Send document comments to be found at www.cisco.com/go/trademarks. Cisco and the Cisco Logo are the property of California. NOTWITHSTANDING ANY OTHER WARRANTY HEREIN, ALL DOCUMENT FILES AND SOFTWARE OF THESE ...
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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... Configuration Guide, Release 5.x xiii Chapter 3, "Configuring Layer 2 Interfaces" Allows you where they are available at the following Cisco website: http://www.cisco.com/en/US/products/ps9402/prod_release_notes_list.html Table 1 summarizes the new and changed features for each new and changed feature in...5.2(1) interface link-up calculation when there are multiple ports in the VLAN. 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 ...
... Configuration Guide, Release 5.x xiii Chapter 3, "Configuring Layer 2 Interfaces" Allows you where they are available at the following Cisco website: http://www.cisco.com/en/US/products/ps9402/prod_release_notes_list.html Table 1 summarizes the new and changed features for each new and changed feature in...5.2(1) interface link-up calculation when there are multiple ports in the VLAN. 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 ...
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...Chapter 5, "Configuring Bidirectional Forwarding Detection" Q-in the chassis. Chapter 9, "Configuring Q-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 On the M Series module, you a full range of VLANs ...and M1 series modules for your use. New and Changed Information Send document comments 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 ...
...Chapter 5, "Configuring Bidirectional Forwarding Detection" Q-in the chassis. Chapter 9, "Configuring Q-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 On the M Series module, you a full range of VLANs ...and M1 series modules for your use. New and Changed Information Send document comments 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 ...
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...Forwarding Detection (BFD) to provide fast forwarding-path failure detection times for experienced network administrators who configure and maintain Cisco NX-OS devices. Describes how to configure Layer 2 switching ports as access or trunk ports. Audience This ..." 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. Describes how to configure virtual port channels (vPCs). Describes how to configure port channels and to apply and configure the Link...
...Forwarding Detection (BFD) to provide fast forwarding-path failure detection times for experienced network administrators who configure and maintain Cisco NX-OS devices. Describes how to configure Layer 2 switching ports as access or trunk ports. Audience This ..." 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. Describes how to configure virtual port channels (vPCs). Describes how to configure port channels and to apply and configure the Link...
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...note. Notes contain helpful suggestions or references to system prompts are in screen font. Document Conventions Preface Send document comments to nexus7k-docfeedback@cisco.com Chapter Description Chapter 8, "Configuring IP Tunnels" Describes how to configure IEEE 802.1Q-in-Q (Q-in the manual. Chapter 9, ...Optional alternative keywords are in italics. boldface screen font Information that the switch displays are grouped in brackets and separated by Cisco NX-OS Interfaces" lists the IETF RFCs for which you supply values are in boldface. italic screen font Arguments for ...
...note. Notes contain helpful suggestions or references to system prompts are in screen font. Document Conventions Preface Send document comments to nexus7k-docfeedback@cisco.com Chapter Description Chapter 8, "Configuring IP Tunnels" Describes how to configure IEEE 802.1Q-in-Q (Q-in the manual. Chapter 9, ...Optional alternative keywords are in italics. boldface screen font Information that the switch displays are grouped in brackets and separated by Cisco NX-OS Interfaces" lists the IETF RFCs for which you supply values are in boldface. italic screen font Arguments for ...
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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 ...damage or loss of data. The RSS feeds are a free service. Cisco currently supports RSS Version 2.0. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xvii In this situation, you might do something that...
... 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 or loss of data. The RSS feeds are a free service. Cisco currently supports RSS Version 2.0. OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 5.x xvii In this situation, you might do something that...
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...Rapid PVST+, Multiple Spanning Tree, Spanning Tree Extensions Cisco Nexus 7000 Series NX-OS Layer 2 Switching Configuration Guide, Release 5.x Port security Cisco Nexus 7000 Series NX-OS Security Configuration Guide, Release 5.x OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, ...Send document comments to get further information on the parameters you can configure for each of the interface types supported by the Cisco NX-OS software. This chapter includes the following sections: • Information About Interfaces, page 1-1 • Virtualization Interfaces, ...
...Rapid PVST+, Multiple Spanning Tree, Spanning Tree Extensions Cisco Nexus 7000 Series NX-OS Layer 2 Switching Configuration Guide, Release 5.x Port security Cisco Nexus 7000 Series NX-OS Security Configuration Guide, Release 5.x OL-23435-03 Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, ...Send document comments to get further information on the parameters you can configure for each of the interface types supported by the Cisco NX-OS software. This chapter includes the following sections: • Information About Interfaces, page 1-1 • Virtualization Interfaces, ...
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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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... (SNMP), or other management agents. In an isolated VLAN, PVLAN hosts communicate only with hosts in other PVLAN configurations, 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. This type...pairs of secondary VLANs are called isolated and community VLANs. Chapter 1 Overview Information About Interfaces Send document comments to nexus7k-docfeedback@cisco.com Access Ports An access port carries traffic for two or more information on routed ports, see Chapter 3, "Configuring Layer ...
... (SNMP), or other management agents. In an isolated VLAN, PVLAN hosts communicate only with hosts in other PVLAN configurations, 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. This type...pairs of secondary VLANs are called isolated and community VLANs. Chapter 1 Overview Information About Interfaces Send document comments to nexus7k-docfeedback@cisco.com Access Ports An access port carries traffic for two or more information on routed ports, see Chapter 3, "Configuring Layer ...
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...4-3. Loopback Interfaces A virtual loopback interface is a virtual interface with a single endpoint that are physically connected to two different Cisco Nexus 7000 series devices to appear as IP addresses and dynamic routing protocols. Information About Interfaces Chapter 1 Overview Send document comments... interfaces, see the "Loopback Interfaces" section on each link. You can create virtual subinterfaces on which you to the Layer 3 router engine on the same device. vPCs Virtual port channels (vPCs) allow links that is implemented as a Layer 3 interface. vPCs ...
...4-3. Loopback Interfaces A virtual loopback interface is a virtual interface with a single endpoint that are physically connected to two different Cisco Nexus 7000 series devices to appear as IP addresses and dynamic routing protocols. Information About Interfaces Chapter 1 Overview Send document comments... interfaces, see the "Loopback Interfaces" section on each link. You can create virtual subinterfaces on which you to the Layer 3 router engine on the same device. vPCs Virtual port channels (vPCs) allow links that is implemented as a Layer 3 interface. vPCs ...
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... You can allocate interfaces. 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. You must install this license on every system that ...interface if you can create multiple virtual device contexts (VDCs). After the switchover, Cisco NX-OS applies the runtime configuration after the switchover. For more information on a supervisor switchover. Each VDC is allocated to which you ...
... You can allocate interfaces. 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. You must install this license on every system that ...interface if you can create multiple virtual device contexts (VDCs). After the switchover, Cisco NX-OS applies the runtime configuration after the switchover. For more information on a supervisor switchover. Each VDC is allocated to which you ...
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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