Cisco no longer provides patches for new security vulnerabilities.
Pre-upgrade checks: The ISE system performed some pre-upgrade checks to ensure that the system was ready for the upgrade. This included checking the hardware, software, and database.
Backup creation: The system created a backup of the current configuration and data. This was a crucial step, as it allowed Alex to revert to the previous version if anything went wrong.
Software installation: The ISE 2.7 software was installed, replacing the existing version.
Database upgrade: The database was upgraded to support the new features and changes in ISE 2.7.
Configuration update: The system updated the configuration to reflect the changes in the new version.
CLI:
Use the patch install command from a configured repository. Cisco recommends the CLI for better control over node update order. cisco ise 27 download upd
Choose the File Type:
You will typically see two types of files:
Wait for each node to reboot (patches often restart ISE application services). Cisco ISE 3