NetSec-Pro Connectivity And Security Practice Question
When using OSPF with a Palo Alto Networks firewall, which area type would you configure to ensure the firewall does not receive external routing information while still maintaining connectivity to the backbone?
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
✓
Totally Stubby Area
A Totally Stubby Area allows the firewall to reach the backbone via a default route while filtering out external and inter-area routes to save resources.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Totally Stubby Area
Why this is correct
Totally Stubby areas minimize the routing table size by injecting only a default route.
- ✗
NSSA
Why it's wrong here
NSSA allows external routes, which is the opposite of the requirement.
- ✗
Backbone Area (Area 0)
Why it's wrong here
Area 0 must contain all routes and cannot be stubby.
- ✗
Standard Area
Why it's wrong here
Standard areas contain all route types.
Visual reference
About these practice questions
This NetSec-Pro question is part of Courseiva's 191-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-Pro 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-Pro exam.