NGFW-Engineer PAN OS Networking Configuration Practice Question
In an HA active/passive configuration, which mechanism ensures the passive firewall is ready to take over traffic?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Heartbeat link synchronization
The heartbeat interfaces and HA control links synchronize configuration and session state, ensuring the passive unit is ready for a seamless transition.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
BGP peer failover
Why it's wrong here
BGP is a routing protocol, not an HA mechanism.
- ✓
Heartbeat link synchronization
Why this is correct
Heartbeat links monitor health and sync session tables.
- ✗
ARP cache clearing
Why it's wrong here
Gratuitous ARP is used after failover, but heartbeat link synchronization maintains the readiness.
- ✗
GlobalProtect gateway synchronization
Why it's wrong here
GP synchronization is a higher-layer feature, not the primary HA heartbeat mechanism.
About these practice questions
This NGFW-Engineer question is part of Courseiva's 190-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Palo Alto Networks exam blueprint
This NGFW-Engineer practice question is part of Courseiva's free Palo Alto Networks certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the NGFW-Engineer exam.