ICA Traffic Management Practice Question
You notice your traffic is not being routed correctly despite a VirtualService. Which step is most likely to resolve common issues?
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
✓
Ensure DestinationRule subsets match VirtualService destination labels
Ensuring the DestinationRule exists with the correct subsets is mandatory for VirtualService routing.
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 the Gateway
Why it's wrong here
Deleting the gateway will break traffic entirely.
- ✗
Increase the sidecar memory limit
Why it's wrong here
Unrelated to routing logic.
- ✗
Restart the ingress gateway
Why it's wrong here
Usually not required for config changes.
- ✓
Ensure DestinationRule subsets match VirtualService destination labels
Why this is correct
Mismatching subsets is the most common cause of routing failure.
Visual reference
About these practice questions
This ICA question is part of Courseiva's 292-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 CNCF / Linux Foundation exam blueprint
This ICA practice question is part of Courseiva's free CNCF / Linux Foundation 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 ICA exam.