Audience. Cisco Nexus 3000 Series Switches
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Cisco Nexus 3000 Series Switches are the industry's first purpose-built, fixed-configuration 1/10/25/40/100 Gigabit Ethernet switches designed specifically for data center deployments. They continue a long history of innovation from Cisco in the data center, delivering industry-leading features in a compact and affordable form factor that is ideal for top-of-rack deployments and at the network edge.
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Key Features
- Purpose-built, fixed-configuration 1/10/25/40/100 Gigabit Ethernet switches
- Designed specifically for data center deployments
- Industry-leading features in a compact and affordable form factor
- Ideal for top-of-rack deployments and at the network edge
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Table of contents
- 1 Cisco Nexus 3000 Series NX-OS Software Upgrade and Downgrade Guide, Release 9.2(x)
- 3 Contents
- 7 Preface
- 8 Audience
- 9 Document Conventions
- 10 Related Documentation for Cisco Nexus 9000 Series Switches
- 11 Documentation Feedback
- 12 Communications, Services, and Additional Information
- 13 New and Changed Information
- 13 Topic 1
- 13 New and Changed Information
- 15 Upgrading or Downgrading the Cisco Nexus 3000 Series NX-OS Software
- 15 Information About Software Images
- 16 Supported Hardware
- 16 About ISSU
- 16 ISSU Prerequisites
- 17 Guidelines and Limitations for ISSU
- 18 Compact Image for Cisco Nexus 3000, 3100, and 3500
- 19 Compact NX-OS Software Images on Cisco's Software Download Website
- 19 Compact Image to be Run for Different Switch Models
- 20 NX-OS Compact Image Procedure
- 20 NX-OS Compact Image Procedure on Bootflash/USB
- 20 NX-OS Compact Image Procedure Through SCP
- 20 NX-OS Compact Image Procedure Sequence
- 21 NX-OS Compact Image Platform Groups
- 21 Booting the Switch from the USB
- 22 Upgrading the BIOS and Power Sequencer Images
- 22 BIOS Upgrade
- 22 BIOS Versions for Each Cisco Nexus 3000 Series Platform
- 23 Guidelines for Upgrading in Fast-Reload Scenarios
- 23 Guidelines for Upgrading in Non-Fast Reload Scenarios
- 24 Upgrade Prerequisites
- 24 Management Services After an Upgrade
- 24 Layer-2 Protocols Impact
- 25 Ethernet Interfaces on the Switch
- 25 Pre-Installation Checks
- 26 Information About Fast Reboot
- 26 Fast Reboot Timing Requirements
- 27 Fast Reboot Guidelines
- 29 Using the Fast-Reload Command
- 29 Fast Reload in PSS/Binary Configuration
- 29 Fast Reload In ASCII Configuration
- 30 Fast Reload Upgrade
- 30 Enabling BGP Graceful Restart with Fast Reboot
- 31 Upgrading and Downgrading Using Fast Reboot
- 31 Upgrading Using Fast Reboot
- 31 Downgrading Using Fast Reboot
- 31 Using the Install All Command
- 32 Using the Install All Non-Interruptive Command
- 32 Upgrading Procedures
- 33 Installation At-A-Glance
- 34 Copying the Running Configuration from an External Flash Memory Device
- 34 Copying the Startup Configuration from an External Flash Memory Device
- 35 Upgrade Process in a Non-vPC Topology
- 36 Upgrade Process for vPCs
- 36 Upgrade Process for a vPC Topology on the Primary Switch
- 36 Upgrade Process for a vPC Topology on the Secondary Switch
- 37 vPC Upgrade and Downgrade Procedure
- 41 Monitoring the Upgrade Status
- 41 Downgrading from a Higher Release
- 41 Downgrading from a Higher Release to a Lower Release
- 42 Troubleshooting Installations
- 43 Optionality in Cisco NX-OS Software
- 43 Optionality in Cisco NX-OS Software
- 44 Using Modular Packages
- 45 List of Cisco NX-OS Software Packages
- 47 Booting the NX-OS Image in Base or Full Mode
- 48 Support for ISSU
- 48 Information About RPMs
- 48 Optional RPMs and Their Associated Features
- 49 Guidelines for NX-OS Feature RPM Installation
- 51 List of NX-OS Mandatory RPMs That Can Be Patched
- 51 Using Install CLIs for Feature RPM Operation
- 53 Using Install CLIs for Digital Signature Support
- 54 Querying All Installed RPMs
- 55 Querying Only Installed Featured NX-OS RPMs
- 57 Querying Only Installed Third Party RPMs
- 57 Installing the RPMs Using One Step Procedure
- 58 Installing the RPMs Using Two Steps Procedure
- 59 Upgrading the RPMs Using One Step
- 60 Downgrading the RPMs
- 61 Removing the RPMs
- 62 Format of the RPM
- 63 Rules for Managing RPM Version During Installation
- 63 Information About YUM Commands
- 64 Performing Package Operations Using the YUM Commands
- 64 Finding the Base Version RPM of the Image
- 65 Checking the List of the Installed RPMs
- 65 Getting Details of the Installed RPMs
- 66 Installing the RPMs
- 68 Upgrading the RPMs
- 70 Downgrading the RPMs
- 72 Deleting the RPMs
- 73 Support for YUM Groups
- 73 Using the grouplist Command
- 74 Using the groupmembers Command
- 74 Using the groupinstall Command
- 76 Using the groupupdate Command
- 78 Using the grouperase Command
- 79 Finding Repositories
- 80 Finding the Installed YUM Version
- 80 Mapping the NX-OS CLI to the YUM Commands
- 82 Creating User Roles for Install Operation