To create WildFire appliance clusters, you must
upgrade all of the WildFireappliances that
you want to place in a cluster to PAN-OS 8.0.1 or later. On each
WildFire appliance that you want to add to a cluster, run
show system info | match version
on
the WildFire appliance CLI to ensure that the appliance is running
PAN-OS 8.0.1 or later.