November 21, 2021 by Admin

What helps avoid split brain in active/passive HA pair deployment?

• Use a standard traffic interface as the HA2 backup
• Enable preemption on both firewalls in the HA pair
• Use the management interface as the HA1 backup link
• Use a standard traffic interface as the HA3 link

Explanation:

Reference:

https://docs.paloaltonetworks.com/pan-os/8-1/pan-os-admin/high-availability/set-up-activepassive-ha/configure-activepassive-ha.html