Which architectural change should a network engineer implement to provide the DNS service in the MOST scalable way?

A data analytics company has a 100-node high performance computing (HPC) cluster. The HPC cluster is for parallel data processing and is hosted in a VPC in the AWS Cloud. As part of the data processing workflow, the HPC cluster needs to perform several DNS queries to resolve and connect...

March 21, 2024 No Comments READ MORE +

What design will allow the company to serve both newer and earlier clients in the MOST efficient way?

A bank built a new version of its banking application in AWS using containers that content to an on-premises database over VPN connection. This application version requires users to also update their client application. The bank plans to deprecate the earlier client version. However, the company wants to keep supporting...

March 21, 2024 No Comments READ MORE +

Which combination of steps is part of a solution that meets these requirements?

A software-as-a-service (SaaS) provider hosts its solution on Amazon EC2 instances within a VPC in the AWS Cloud. All of the provider's customers also have their environments in the AWS Cloud. A recent design meeting revealed that the customers have IP address overlap with the provider's AWS deployment. The customers...

March 21, 2024 No Comments READ MORE +

Which networking design solution will meet these requirements MOST cost-effectively as application usage increases?

A real estate company is building an internal application so that real estate agents can upload photos and videos of various properties. The application will store these photos and videos in an Amazon S3 bucket as objects and will use Amazon DynamoDB to store corresponding metadata. The S3 bucket will...

March 21, 2024 No Comments READ MORE +

Which solution will meet these requirements?

A company is planning to use Amazon S3 to archive financial data. The data is currently stored in an on-premises data center. The company uses AWS Direct Connect with a Direct Connect gateway and a transit gateway to connect to the on-premises data center. The data cannot be transported over...

March 21, 2024 No Comments READ MORE +

Which solution will meet these requirements?

A company’s network engineer needs to design a new solution to help troubleshoot and detect network anomalies. The network engineer has configured Traffic Mirroring. However, the mirrored traffic is overwhelming the Amazon EC2 instance that is the traffic mirror target. The EC2 instance hosts tools that the company’s security team...

March 20, 2024 No Comments READ MORE +

How can this requirement be achieved?

A company is deploying a non-web application on an AWS load balancer. All targets are servers located on-premises that can be accessed by using AWS Direct Connect. The company wants to ensure that the source IP addresses of clients connecting to the application are passed all the way to the...

March 20, 2024 No Comments READ MORE +

Which additional AWS CloudFormation components are necessary in the Originating account to create an operational cross-account VPC peering connection with AWS CloudFormation?

An AWS CloudFormation template is being used to create a VPC peering connection between two existing operational VPCs, each belonging to a different AWS account. All necessary components in the ‘Remote’ (receiving) account are already in place. The template below creates the VPC peering connection in the Originating account. It...

March 19, 2024 No Comments READ MORE +

What is the MOST operationally efficient solution that meets these requirements?

A company hosts an application on Amazon EC2 instances behind an Application Load Balancer (ALB). The company recently experienced a network security breach. A network engineer must collect and analyze logs that include the client IP address, target IP address, target port, and user agent of each user that accesses...

March 19, 2024 No Comments READ MORE +

What design will allow the company to serve both newer and earlier clients in the MOST efficient way?

A bank built a new version of its banking application in AWS using containers that content to an on-premises database over VPN connection. This application version requires users to also update their client application. The bank plans to deprecate the earlier client version. However, the company wants to keep supporting...

March 19, 2024 No Comments READ MORE +