AWS Direct Connect for Connecting Sydney Office to US-West EC2 Resources | SAP-C01 Exam Question Answer

Connect Local Data Center to AWS EC2 Resources in us-west-1 Using Direct Connect | AWS Certified Solutions Architect - Professional Exam

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Question

Your company has a branch office in Sydney (Australia) that has just purchased the AWS Direct Connect link to connect a local data center to AWS resources in the ap-southeast-2 Region.

The company also owns lots of AWS EC2 resources in VPCs in the US West Region.

You want to use the same Direct Connection for your local data center to communicate with these resources in us-west-1

How would you achieve the requirement?

Answers

Explanations

Click on the arrows to vote for the correct answer

A. B. C. D.

Answer - D.

A Direct Connect gateway is a globally available resource.

You can create the Direct Connect gateway in any Region and access it from all other Regions.

A Direct Connect gateway does not allow gateway associations that are on the same Direct Connect gateway to send traffic to each other (for example, a virtual private gateway to another virtual private gateway).

A Direct Connect gateway does not prevent traffic from being sent from one gateway association back to the gateway association itself (for example when you have an on-premises supernet route that contains the prefixes from the gateway association)

Option A is incorrect because the Direct Connection can be used to access public or private services in a remote region.

Option B is incorrect because you would need to create a Direct Connect gateway in the remote Region (us-west-1) for the connection.

Option C is incorrect because a public virtual interface is required for accessing public services in the remote region.

Option D is CORRECT because the Direct Connect gateway can be created as a globally available resource to communicate with private resources in VPCs.

For more information on accessing a remote AWS Region, please visit the below URL-

https://docs.aws.amazon.com/directconnect/latest/UserGuide/remote_regions.html https://docs.aws.amazon.com/directconnect/latest/UserGuide/direct-connect-gateways-intro.html

The correct answer is D: Create a Direct Connect gateway as a globally available resource. Use it to connect the AWS Direct Connect connection over a private virtual interface to VPCs in us-west-1.

Explanation: Direct Connect is a network service provided by AWS that allows customers to establish a dedicated network connection between their data center and AWS. The connection is established over a private, high-speed, low-latency connection. Direct Connect is available in many regions around the world and is used by many customers to establish a dedicated connection to AWS.

In this scenario, the company has purchased a Direct Connect link to connect their local data center in Sydney to AWS resources in the ap-southeast-2 region. However, they also have many EC2 resources in VPCs in the us-west-1 region, and they want to use the same Direct Connect link to connect to those resources.

Option A is incorrect because Direct Connect cannot be used for different regions. Each region requires its own Direct Connect connection.

Option B is incorrect because a private virtual interface can only be used to connect to resources in the same region as the Direct Connect location. Therefore, a private virtual interface in the ap-southeast-2 region cannot be used to connect to resources in the us-west-1 region.

Option C is incorrect because a public virtual interface is not secure enough to protect the data. A VPN should be established over a private virtual interface for better security.

Option D is the correct answer because a Direct Connect gateway is a globally available resource that can be used to connect to resources in different regions. A Direct Connect gateway is a router that can be used to connect to VPCs in different regions over a private virtual interface. In this scenario, the company can create a Direct Connect gateway and use it to connect to their VPCs in the us-west-1 region over a private virtual interface. This would allow them to use the same Direct Connect link to communicate with both the resources in ap-southeast-2 and us-west-1 regions.