SD-WAN-Engineer Troubleshooting Practice Question
Which TWO actions can resolve persistent high latency on a path?
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
✓
Adjust QoS bandwidth limits
Configuring path selection policies to avoid the path or adjusting QoS settings can mitigate the impact of high latency.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Delete all VLANs
Why it's wrong here
Disruptive and unrelated.
- ✗
Change the device hostname
Why it's wrong here
Irrelevant to latency.
- ✓
Adjust QoS bandwidth limits
Why this is correct
Reduces congestion-related latency.
- ✗
Increase the MTU size
Why it's wrong here
Rarely impacts latency directly.
- ✓
Modify Path Selection policy
Why this is correct
Redirects critical traffic away from the latent path.
Visual reference
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.