PROFESSIONAL-CLOUD-ARCHITECT Question #269: Real Exam Question with Answer & Explanation

Question

Your company recently acquired a company that has infrastructure in Google Cloud. Each company has its own Google Cloud organization. Each company is using a Shared Virtual Private Cloud (VPC) to provide network connectivity tor its applications Some of the subnets used by both companies overlap. In order for both businesses to integrate, the applications need to have private network connectivity. These applications are not on overlapping subnets. You want to provide connectivity with minimal re-engineering. What should you do?

Options

• ASet up VPC peering and peer each Shared VPC together.
• BConfigure SSH port forwarding on each application to provide connectivity between applications
• CMigrate the projects from the acquired company into your company's Google Cloud organization.
• DSet up a Cloud VPN gateway in each Shared VPC and peer Cloud VPNs.

Explanation

https://cloud.google.com/vpc/docs/vpc-peering#overlapping_subnets_at_time_of_peering Overlapping subnets at time of peering At the time of peering, Google Cloud checks to see if there are any subnets with overlapping IP ranges between the two VPC networks or any of their peered networks. If there is an overlap, peering is not established. Since a full mesh connectivity is created between VM instances, subnets in the peered VPC networks can't have overlapping IP ranges as this would cause

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