AWS Transit Gateway for Simplified VPC and On-Premises Connectivity
A company is connecting multiple VPCs and on-premises networks. The company needs to use an AWS service as a cloud router to simplify peering relationships. Which AWS service can the company use to meet this requirement?
Community Votes
100% of anonymous learners picked answer B. Votes are pick records left by other test-takers — they are not the verified answer.
Community Insight
The question tests knowledge of network connectivity services, with the common trap being confusion between direct dedicated connections (Direct Connect) and hub-and-spoke routing (Transit Gateway).
This page explains how AWS Transit Gateway acts as a cloud router to simplify connections between multiple VPCs and on-premises networks, reducing the complexity of peering relationships.
Users often select AWS Direct Connect because it connects on-premises to AWS, but they miss the requirement to connect 'multiple VPCs' and 'simplify peering', which is the specific domain of Transit Gateway.
Community Discussion (6 comments)
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Expert Analysis
Why the Answer Is Correct
AWS Transit Gateway is a fully managed service that acts as a cloud router, allowing you to connect thousands of VPCs and on-premises networks through a central hub. This architecture significantly simplifies network management by eliminating the need for complex mesh-like VPC peering connections, making option B the correct choice.Why the Other Options Are Wrong
AWS Direct Connect (A) provides dedicated network connections from on-premises to AWS but does not inherently simplify VPC-to-VPC peering or act as a central router for multiple VPCs. Amazon Connect (C) is a cloud-based contact center service, unrelated to networking. Amazon Route 53 (D) is a scalable DNS web service, not a network router for VPC interconnectivity.Community Comment Notes
Community consensus strongly supports option B, with users noting that Transit Gateway eliminates the need for complex peering relationships. One commenter highlighted that it allows connecting multiple VPCs and on-premises networks through a central hub, while another confirmed it acts as a cloud router. There was minimal dissent, with only one user incorrectly suggesting Direct Connect.Official Reference
Exam Strategy
When questions mention 'simplifying peering' or 'connecting multiple VPCs', immediately think of Transit Gateway. If the focus is solely on 'dedicated connection from on-premises', consider Direct Connect, but remember it doesn't solve the VPC peering complexity issue.
Frequently Asked Questions
Why is Direct Connect not the answer?
Direct Connect connects on-premises to AWS but does not simplify VPC-to-VPC peering. Transit Gateway is needed for multi-VPC hub-and-spoke architecture.
Does Transit Gateway replace VPC Peering entirely?
It doesn't replace peering technically, but it simplifies the topology by acting as a central hub, avoiding the need for full-mesh peering connections.
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