Upgrade Palo Alto Firewall HA Pair (Active/Passive)
Palo Alto has some great documentation about how to do basically everything. Sometimes it’s a bit buried. This is my short and long cheat sheets for upgrading a Palo Alto Networks firewall in an Active/Passive High Availability Pair. Quick Cheat Sheet Long Cheat Sheet Upgrade path and sanity checks For my example FW01 is the…
