A company is planning to deploy an application on AWS behind an Elastic Load Balancer. The application uses an HTTP/HTTPS listener and must access the client IP addresses. Which load-balancing solution meets these requirements?
A) Use an Application Load Balancer and the X-Forwarded-For headers.
B) Use a Network Load Balancer (NLB). Enable proxy protocol support on the NLB and the target application.
C) Use an Application Load Balancer. Register the targets by the instance ID.
D) Use a Network Load Balancer and the X-Forwarded-For headers.

Question

Quizplus · Accepted Answer

The Application Load Balancer (ALB) supports the X-Forwarded-For headers, which can be used to pass the client IP addresses to the application.

A Company Is Planning to Deploy an Application on AWS