03-10-2022 12:43 PM
Hey all. I've come up wtih an upgrade plan to get us from 8.1.10 to 9.1.12-h3 based on reading resources.
I would love some feedback on whether this is the correct process.
THanks much.
8.1.10 Current SoftWare Version
5.2.8 Global Protect Version
Firewall A = currently active firewall, firewall B = currently passive firewall)
Download PAN-OS 8.1.21-h1 to both firewalls
Install 8.1.21-h1 and reboot firewall B
Download PAN-OS 9.0.0 to firewall B
Download PAN-OS 9.0.13, install it and reboot firewall B
Install PAN-OS 8.1.21-h1 on firewall A and reboot (when you click reboot a failover is done to firewall B)
Download PAN-OS 9.0.0 to firewall A
Download PAN-OS 9.0.13, install it and reboot firewall A
Download PAN-OS 9.1.0 to both firewalls
Download PAN-OS 9.1.12-h3 to both firewalls
Install PAN-OS 9.1.12-h3 on firewall A and reboot (when you click reboot a failover is done to firewall B)
Install PAN-OS 9.1.12-h3 on firewall B and reboot
To make sure that you can downgrade in case of any problems export the configuration at all of the following steps on both firewalls:
