Question #860

试题更新时间: 2023-11-07 12:59:45

You have been asked to design network connectivity between your existing data centers and AWS. Your application's EC2 instances must be able to connect to existing backend resources located in your data center. Network traffic between AWS and your data centers will start small, but ramp up to 10s of GB per second over the course of several months. The success of your application is dependent upon getting to market quickly. Which of the following design options will allow you to meet your objectives?

A. Quickly create an internal ELB for your backend applications, submit a DirectConnect request to provision a 1 Gbps cross connect between your data center and VPC, then increase the number or size of your DirectConnect connections as needed.

B. Allocate EIPs and an Internet Gateway for your VPC instances to use for quick, temporary access to your backend applications, and then provision a VPN connection between a VPC and existing on-premises equipment.

C. Provision a VPN connection between a VPC and existing on -premises equipment, submit a DirectConnect partner request to provision cross connects between your data center and the DirectConnect location, then cut over from the VPN connection to one or more DirectConnect connections as needed.

D. Quickly submit a DirectConnect request to provision a 1 Gbps cross connect between your data center and VPC, then increase the number or size of your DirectConnect connections as needed.

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