UPGRADE

1. Suspend the active-secondary. 2. Verify that the active-primary is now passing all traffic. 3. Download and install PAN-OS on the active-secondary. Download klappt nicht, „Communications Error“, daher active-secondary wieder aktivieren, Software downloaden … suspenden … Software installieren 4. Restart the active-secondary to complete the installation. 5. Verify the active-secondary is passing traffic in a functional state. 6. Suspend the active-primary. 7. Verify that the active-secondary is now passing all traffic. 8. Download and install PAN-OS on the active-primary. 9. Restart the active-primary to complete the installation. 10. Verify the active-primary is passing traffic in a functional state. 11. Verify that both firewalls are passing traffic correctly as an active/active pair