Resolved! PAN OS upgrade from 8.1.15 to 9.1.12-h3
Hi, My client is planning to upgrade their Panorama and PA5220 (x4) current PAN OS v8.1.15 to 9.1.12-h3.Panorama > PA5220 x2 (HA) > PA5220 x2 (HA) Just want a second opinion of below upgrade path is correct or not, and other pre-cautionary advise. 1. download 9.02. download and install and reboot 9.0.14-h33. download 9.1....




