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PCNSE · Question #673

An administrator just enabled HA Heartbeat Backup on two devices. However, the status on the firewall's dashboard is showing as down. What could an administrator do to troubleshoot the issue?

The correct answer is D. Check peer IP address in the permit list in Device > Setup > Management > Interfaces >. HA Heartbeat Backup uses the firewall's management interface (or a dedicated backup path) to send out-of-band keepalive messages, separate from the primary HA1 control link. If the heartbeat backup shows as down, the most common cause is a misconfigured or unreachable peer IP. Th

Submitted by takeshi77· Apr 18, 2026Configuration Troubleshooting

Question

An administrator just enabled HA Heartbeat Backup on two devices. However, the status on the firewall's dashboard is showing as down. What could an administrator do to troubleshoot the issue?

Exhibit

PCNSE question #673 exhibit

Options

  • AGo to Device > High Availability > General > HA Pair Settings > Setup and configuring the peer IP
  • BGo to Device > High Availability > HA Communications > General > and check the Heartbeat
  • CCheck peer IP address for heartbeat backup to Device > High Availability > HA
  • DCheck peer IP address in the permit list in Device > Setup > Management > Interfaces >

How the community answered

(38 responses)
  • A
    8% (3)
  • B
    5% (2)
  • C
    3% (1)
  • D
    84% (32)

Explanation

HA Heartbeat Backup uses the firewall's management interface (or a dedicated backup path) to send out-of-band keepalive messages, separate from the primary HA1 control link. If the heartbeat backup shows as down, the most common cause is a misconfigured or unreachable peer IP. The peer IP for heartbeat backup is checked and configured under Device > Setup > Management > Interfaces > Management (specifically in the permitted IP or peer IP fields for that interface). Choices A, B, and C point to HA-specific menus that control the primary HA configuration, not the management interface settings used by heartbeat backup.

Topics

#High Availability#Troubleshooting#Management Interface#Management Access

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