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 10.2(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 10.2(x) and tells you where they are documented.

Table 1. New and Changed Features for Cisco NX-OS Release 10.2(x)

Feature

Description

Changed in Release

Where Documented

LXC Upgrade: Add skip-kernel-upgrade Option to install command A new option "skip-kernel-upgrade" is added to the install command for the switches that are in LXC mode and non-disruptive. 10.2(3)F NX-OS software downgrade guidelines

Advertise switch chassis MAC address

ISSD Guideline added for the new lldp chassis-id switch command that advertises the switch chassis MAC address instead of the port MAC address.

10.2(3)F

NX-OS software downgrade guidelines

VPC Fabric Peering ISSU support

Added Non-disruptive ISSU support for VPC fabric peering

10.2(3)F

NX-OS software upgrade guidelines

ISSU platform support

Enhanced upgrade history logging

Added new cli show upgrade history details command which displays user login details.

10.2(3)F

NX-OS upgrade history

FCoE/FC NPV

Added support for Cisco Nexus 9336C-FX2-E Platform Switches

10.2(2)F

NX-OS software upgrade guidelines

ISSU platform support

Support for 9300-GX2B

Added support for Cisco Nexus 9300-GX2B platform switches.

10.2(2)F

ISSU platform support

64-bit migration

Added 64-bit image support for Cisco Nexus 9504 and 9508 platform switches, and Cisco Nexus 9508-R, R2, and RX line cards.

10.2(2)F

NX-OS software upgrade guidelines

FEX

Added Straight-Through FEX and Dual-Homed FEX support on ISSU for Cisco Nexus 9300-EX and 9300-FX Platform Switches

10.2(1)F

ISSU platform support

IPv6 BFD

IPv6 BFD session may flap after the ISSU

10.2(1)F

NX-OS software upgrade guidelines

64 bit image

Added PID support to 64 bit image

10.2(1)F

NX-OS software upgrade guidelines

Release-specific updates

Option to save bootflash space while converting the boot mode

10.2(1)F

Convert from NX-OS to ACI boot mode and from ACI boot mode back to NX-OS