Troubleshooting Elastic Load Balancing Connectivity in AWS

30 minutes
  • 2 Learning Objectives

About this Hands-on Lab

The goal of this hands-on lab is to fix the broken environment and achieve the goal as outlined below. The first video in this lab presents the scenario and the goal, while the second video provides the solution (if needed). Do your best to solve the connectivity issue without viewing the solution video.

Goal: Fix the connectivity issue in the AWS environment so that you can view the Linux 2/Apache test page of the provisioned EC2 instances via the ELB’s DNS name.

Good luck!

Learning Objectives

Successfully complete this lab by achieving the following learning objectives:

Hint #1

The Issue

The ELB’s security group does not allow HTTP traffic.

How to Fix the Issue

Add an allow rule for HTTP traffic (port 80) to the ELB’s security group.

Hint #2

The Issue

EC2 instance health checks are not passing.

How to Fix the Issue

Change health check "ping port" on the ELB to port 80.

Additional Resources

Please make sure you are working in the us-east-1 (N. Virginia) region.

Goal: Fix the connectivity issue in the AWS environment so that you can view the Linux 2/Apache test page of the provisioned EC2 instances via the ELB's DNS name.

What are Hands-on Labs

Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.

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