Cisco Catalyst 9500 Manual page 296

Feature History for Software Maintenance Upgrade
Release
Cisco IOS XE Everest 16.6.1
Cisco IOS XE Fuji 16.9.1
Cisco IOS XE Gibraltar
16.10.1
Use Cisco Feature Navigator to find information about platform and software image support. To access Cisco
Feature Navigator, go to http://www.cisco.com/go/cfn.
System Management Configuration Guide, Cisco IOS XE Amsterdam 17.2.x (Catalyst 9500 Switches)
280
Feature Feature Information
Software Maintenance An SMU is a package that can be installed on a
Upgrade (SMU) system to provide a fix or a security resolution to
a released image.
Support for this feature was introduced on the
C9500-12Q, C9500-16X, C9500-24Q, C9500-40X
models of the Cisco Catalyst 9500 Series Switches.
Software Maintenance Support for this feature was introduced on the
Upgrade (SMU) C9500-32C, C9500-32QC, C9500-48Y4C, and
C9500-24Y4C models of Cisco Catalyst 9500
Series Switches.
Hot patching Hot patching enables SMU to take effect after
activation without the system having to be reloaded.
Support for hot patching was introduced on all
models of Cisco Catalyst 9500 Series Switches.
Public Key The SMU package supports patching of the PKI
Infrastructure (PKI) component.
Patching
Support for this enhancement was introduced on
all models of Cisco Catalyst 9500 Series Switches.
Software Maintenance Upgrade