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PCNSE · Question #551

PCNSE Question #551: Real Exam Question with Answer & Explanation

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Submitted by andreas_gr· Apr 18, 2026Configuration Troubleshooting

Question

The Aggregate Ethernet interface is showing down on a passive PA-7050 firewall of an active/passive HA pair. The HA Passive Link State is set to "Auto" under Device > High Availability > General > Active/Passive Settings. The AE interface is configured with LACP enabled and is up only on the active firewall. Why is the AE interface showing down on the passive firewall?

Options

  • AIt does not perform pre-negotiation LACP unless "Enable in HA Passive State" is selected
  • BIt does not participate in LACP negotiation unless Fast Failover is selected under the Enable
  • CIt participates in LACP negotiation when Fast is selected for Transmission Rate under the
  • DIt performs pre-negotiation of LACP when the mode Passive is selected under the Enable

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Topics

#HA Configuration#LACP#Interface Status#Passive Link State
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