Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 9.3(x)

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Book Title

Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 9.3(x)

Chapter Title

New and Changed Information

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Updated:
December 18, 2023

Chapter: New and Changed Information

New and Changed Information

This chapter provides release-specific information for each new and changed feature in the Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 9.3(x).

New and Changed Information

This table summarizes the new and changed features for the Cisco Nexus 9000 Series NX-OS Software Upgrade and Downgrade Guide, Release 9.3(x) and tells you where they are documented.

Table 1. New and Changed Features for Cisco NX-OS Release 9.3(x)

Feature

Description

Changed in Release

Where Documented

NX-OS Upgrade History

Support for maintaining the software upgrade history across upgrades.

9.3(5)

Cisco NX-OS Upgrade History

ISSU Support for uRPF

 Support for standard ISSU on Cisco Nexus 9300-EX/FX/FX2/GX platform switches configured with uRPF.

9.3(5)

 Cisco NX-OS Software Upgrade Guidelines

Cisco NX-OS Software Image Compaction

Support for compacting the software image during copy operations.

9.3(5)

Upgrading the Cisco NX-OS Software

Optionality in Cisco NX-OS Software

Standard and enhanced ISSU support for Cisco nexus 9300-FX3 platform switches

Introduced standard and enhanced ISSU support for Cisco Nexus 93180YC-FX3S switches.

9.3(5)

Cisco NX-OS Software Upgrade Guidelines

Standard and enhanced ISSU support for Cisco Nexus 9300-GX platform switches

Introduced standard and enhanced ISSU support for Cisco Nexus 9300-GX platform switches.

9.3(5)

Cisco NX-OS Software Upgrade Guidelines

Standard ISSU support for Cisco Nexus 9300-FX platform switches

Introduced standard ISSU support for Cisco Nexus 9300-FX Series platform switches.

9.3(3)

Cisco NX-OS Software Upgrade Guidelines

Enhanced ISSU

Added support from Cisco NX-OS Release 9.3(1) to later releases, even in cases of kernel incompatibility.

9.3(1)

Upgrading or Downgrading the Cisco Nexus 9000 Series NX-OS Software

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