Which configuration will enable this HA scenario?

An administrator has been asked to configure active/active HA for a pair of Palo Alto Networks NGFWs. The firewall use Layer 3 interfaces to send traffic to a single gateway IP for the pair.

Which configuration will enable this HA scenario?

A. The two firewalls will share a single floating IP and will use gratuitous ARP to share the floating IP.

B. Each firewall will have a separate floating IP, and priority will determine which firewall has the primary IP.

C. The firewalls do not use floating IPs in active/active HA.

D. The firewalls will share the same interface IP address, and device 1 will use the floating IP if device 0 fails.

View Answer

Answer: A