Examtopics

AWS Certified Advanced Networking - Specialty

  • Topic 1 Question 131

    A marketing company is using hybrid infrastructure through AWS Direct Connect links and a software-defined wide area network (SD-WAN) overlay to connect its branch offices. The company connects multiple VPCs to a third-party SD-WAN appliance transit VPC within the same account by using AWS Site-to-Site VPNs.

    The company is planning to connect more VPCs to the SD-WAN appliance transit VPC. However, the company faces challenges of scalability, route table limitations, and higher costs with the existing architecture. A network engineer must design a solution to resolve these issues and remove dependencies.

    Which solution will meet these requirements with the LEAST amount of operational overhead?

    • 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.

    • 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.

    • 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.

    • 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.

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