AWS SAP-C02 · Question 01 · Domain 1.1: Network Connectivity
An enterprise has 50 VPCs across two AWS Regions. They need to establish transitive routing between all VPCs and their on-premises data center via a single AWS Direct Connect connection. Which architecture provides the MOST scalable solution?
Answer options:
Create VPC peering connections between all 50 VPCs and use a VPN for on-premises.
Use AWS Transit Gateway in each region, peer them, and connect the Direct Connect gateway to the Transit Gateways.
Deploy a fleet of EC2 instances running strongSwan to act as a central hub.
Connect all VPCs directly to the Direct Connect gateway using private virtual interfaces.
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