AWS Certified Advanced Networking - Specialty
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A marketing company utilizes a hybrid infrastructure with AWS Direct Connect links and an SD-WAN overlay to connect its branch offices. Multiple VPCs are connected to a third-party SD-WAN appliance transit VPC within the same account using AWS Site-to-Site VPNs. The company plans to add more VPCs to the SD-WAN appliance transit VPC but faces scalability issues, route table limitations, and increased costs with the current setup.
What solution should a network engineer implement to address these challenges, reduce dependencies, and minimize operational overhead?
A
Configure a transit gateway to attach the VPCs. Configure a Site-to-Site VPN connection between the transit gateway and the third-party SD-WAN appliance transit VPC. Use the SD-WAN overlay links to connect to the branch offices.
B
Configure a transit gateway to attach the VPCs. Configure a transit gateway Connect attachment for the third-party SD-WAN appliance transit VPC. Use transit gateway Connect native integration of SD-WAN virtual hubs with AWS Transit Gateway.
C
Configure a transit gateway to attach the VPCs. Configure VPC peering between the VPCs and the third-party SD-WAN appliance transit VPUse the SD-WAN overlay links to connect to the branch offices.
D
Configure VPC peering between the VPCs and the third-party SD-WAN appliance transit VPC. Use transit gateway Connect native integration of SD-WAN virtual hubs with AWS Transit Gateway.