Cisco Catalyst 9400

Feature InformationFeatureRelease
An SMU is a package that can be installed on a
system to provide a fix or a security resolution to
a released image.
Software Maintenance
Upgrade (SMU)
Cisco IOS XE Everest 16.6.3
Hot patching enables SMU to take effect after
activation without the system having to be reloaded.
Hot patchingCisco IOS XE Fuji 16.9.1
The SMU package supports patching of the PKI
component.
Public Key
Infrastructure (PKI)
Patching
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 Bengaluru 17.4.x (Catalyst 9400 Switches)
364
Software Maintenance Upgrade
Feature History for Software Maintenance Upgrade