NetSec-Analyst Troubleshooting Practice Question
A firewall is reporting 'Packet buffer protection' drops. What is the most likely cause of this issue?
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
✓
High volume of traffic exceeding processing capacity
Packet buffer protection is triggered when the firewall receives traffic faster than it can process, often due to a DoS attack or massive traffic spike.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Hardware failure
Why it's wrong here
Hardware failures usually cause crashes or link flaps, not buffer protection.
- ✗
License expiration
Why it's wrong here
License issues result in reduced threat protection, not buffer drops.
- ✓
High volume of traffic exceeding processing capacity
Why this is correct
Buffer protection is designed to prevent exhaustion during traffic bursts.
- ✗
Policy misconfiguration
Why it's wrong here
Policy issues result in denies, not buffer protection events.
About these practice questions
This NetSec-Analyst question is part of Courseiva's 181-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 NetSec-Analyst 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 NetSec-Analyst exam.