Upgrade workflow
Outlines the available upgrade methods and illustrates the upgrade workflow.
Device upgrade process
Outlines the upgrade process, highlighting key processes such as image extraction, boot partition updates, firmware installation, and manual firmware component upgrades to build foundational understanding, including guidance for handling placeholders and understanding sample outputs during system upgrades.
Upgrade the device in install mode
Guides you through upgrading supported Catalyst 9000 series switches or stacks in install mode.
Upgrade the device in bundle mode
Guides you through upgrading Catalyst 9000 switches or stacks in bundle mode.
Upgrade the device in ISSU mode: one-step procedure
Guides you through upgrading Catalyst 9000 switch using one-step ISSU workflow, and confirming the post-upgrade redundancy and software state on the device.
Upgrade the device in ISSU mode: three-step procedure
Guides you through upgrading Catalyst 9000 switches or stacks using three-step ISSU workflow—add, activte, and commit performed in three separate steps—providing an option to abort the operation and return to the previously committed image if commit validation fails.
Guides you through upgrading Catalyst 9000 switches or stacks in bundle mode.
Upgrade the device using xFSU
Guides you through verifying xFSU eligibility, performing the upgrade workflow, and confirming successful reload-fast and post-upgrade software state on supported Catalyst 9300 switches running Cisco IOS XE.