New and Changed Information

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 10.4(x) and tells you where they are documented.

Table 1. New and Changed Features for Cisco NX-OS Release 10.4(x)

Feature

Description

Changed in Release

Where Documented

Offload RPMs to SSD to conserve memory for ND ISSU at scale

Added support for RPMs to be offloaded from memory to persistent storage, thus freeing up memory

10.4(3)F

Information About RPMs

Release-specific updates

Updates related to Cisco NX-OS Release 10.4(3)F

10.4(3)F

Cisco NX-OS Software Upgrade Guidelines

SR-ISSU

Added support for ND ISSU for SR-TE features with BGP as underlay on Cisco Nexus 9300 and 92348GC-X platform switches

10.4(2)F

Cisco NX-OS Software Upgrade Guidelines

ISSU Platform Support

Release-specific updates

Updates related to Cisco NX-OS Release 10.4(2)F

10.4(2)F

Cisco NX-OS Software Upgrade Guidelines

Cisco NX-OS Software Downgrade Guidelines

Support for N9K-C9408 management port

Added support for N9K-C9400-SW-GX2A Sup card ports 2xSFP Eth10/1-2

10.4(1)F

Cisco NX-OS Software Upgrade Guidelines

Cisco NX-OS Software Downgrade Guidelines

Support for Enhanced ISSU on N9K-C9408

Added support for Enhanced ISSU on Cisco Nexus C9408 platform switch

10.4(1)F

ISSU Platform Support

Release-specific updates

LXC mode is the default mode for Cisco Nexus N9K-C9332D-H2R, N9K-C9348GC-FX3, and N9K-C9348GC-FX3PH switches.

Migration of YUM to DNF

Option to save bootflash space while converting the boot mode

10.4(1)F

Cisco NX-OS Software Upgrade Guidelines

Optionality in Cisco NX-OS Software

Converting from Cisco NX-OS to ACI Boot Mode and from ACI Boot Mode Back to Cisco NX-OS

Support for Default Boot Mode Change to LXC on 9300-FX/FX2 switches

Support for Default boot mode change to LXC on Cisco Nexus 9300-FX and 9300-FX2 switches.

10.4(1)F

Cisco NX-OS Software Upgrade Guidelines

ISSU Platform Support

Cisco NX-OS Software Downgrade Guidelines

Enhanced ISSU