ANS-C01 Network Security, Compliance and Governance Practice Question
A company wants to secure network traffic between on-premises data centers and AWS using AWS Site-to-Site VPN. Which TWO components are required to establish a VPN connection?
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
✓
Customer Gateway (CGW)
AWS Site-to-Site VPN requires a Virtual Private Gateway (VGW) on the AWS side and a Customer Gateway (CGW) representing the on-premises VPN device. Option A (Transit Gateway) is not required; it's optional for complex routing. Option C (VPN Connection) is not a component; it's the logical connection object that ties VGW and CGW together. Option D (Direct Connect connection) is a different service.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Transit Gateway
Why it's wrong here
Transit Gateway is optional for VPN.
- ✓
Customer Gateway (CGW)
Why this is correct
CGW represents the on-premises device.
- ✗
VPN Connection
Why it's wrong here
A VPN connection is the resource that uses VGW and CGW, but it is not a 'component' in the same sense; the question asks for components required to establish it.
- ✗
Direct Connect connection
Why it's wrong here
Direct Connect is a separate service.
- ✓
Virtual Private Gateway (VGW)
Why this is correct
VGW is the AWS-side VPN concentrator.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This ANS-C01 practice question is part of Courseiva's free Amazon Web Services 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 ANS-C01 exam.