Deployment scenarios
Details the supported deployment scenarios for Cisco Catalyst 9000 series switches, including standalone operation, stacking, StackWise Virtual, and dual supervisor or high availability options.
Upgrade modes
Details the supported upgrade modes for Cisco Catalyst 9000 series switches, including bundle and install modes, in-service software upgrade, and extended fast software upgrade.
Upgrade summary
Outlines the supported upgrade modes for each platform, and provides comparative details and platform-specific notes to guide upgrade selection and workflow optimization.