SD-WAN-Engineer Troubleshooting Practice Question
A branch loses connectivity to the internet, but local LAN traffic is fine. What should you troubleshoot first?
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
✓
ISP connection and WAN interface
If local traffic works, the LAN is fine. The focus should be on the WAN edge.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
ISP connection and WAN interface
Why this is correct
The WAN interface is the demarcation point for internet access.
- ✗
Device power supply
Why it's wrong here
The device is clearly on.
- ✗
DHCP server settings
Why it's wrong here
Clients have IPs since local traffic works.
- ✗
Core Switch configuration
Why it's wrong here
LAN traffic is working, so the switch is fine.
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.