SD-WAN-Engineer Unified SASE Practice Question
Which THREE parameters are essential when troubleshooting a Service Connection tunnel status?
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
✓
Tunnel interface MTU settings
Tunnel status relies on the interface configuration, the path health, and the tunnel peer settings.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Tunnel interface MTU settings
Why this is correct
MTU mismatches cause tunnel failures.
- ✗
The number of users currently active
Why it's wrong here
Not related to tunnel status.
- ✓
Public IP connectivity from the ION WAN port
Why this is correct
The tunnel needs internet reachability.
- ✓
IKE phase 1 and 2 policy settings
Why this is correct
Incompatible crypto settings prevent tunnel establishment.
- ✗
The serial number of the ION device
Why it's wrong here
Used for registration, not tunnel troubleshooting.
About these practice questions
This SD-WAN-Engineer question is part of Courseiva's 175-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 SD-WAN-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 SD-WAN-Engineer exam.