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Palo_Alto_Networks

PSE-PLATFORM · Question #352

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…

The correct answer is A. The two firewalls will share a single floating IP and will use gratuitous ARP to share the floating IP. Explanation/Reference:

High Availability

Question

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?

Options

  • AThe two firewalls will share a single floating IP and will use gratuitous ARP to share the floating IP.
  • BEach firewall will have a separate floating IP, and priority will determine which firewall has the primary IP.
  • CThe firewalls do not use floating IPs in active/active HA.
  • DThe firewalls will share the same interface IP address, and device 1 will use the floating IP if device 0 fails.

How the community answered

(34 responses)
  • A
    76% (26)
  • B
    3% (1)
  • C
    6% (2)
  • D
    15% (5)

Explanation

Explanation/Reference:

Topics

#active/active HA#floating IP#gratuitous ARP#Layer 3 HA

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