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Create A Classic Load Balancer In AWS

In this article, we will create a classic load balancer in AWS. For creating the classic load balancer, we will work on the following steps: -

Launch 2 EC2 instances with IIS installed
Add an inbound rule for port 80 to the security group
Create the classic load balancer
Test the classic load balancer

Launch 2 EC2 Instances With IIS Installed

First, launch 2 EC2 instances with IIS installed. You can check this article.

Add An Inbound Rule For Port 80 To The Security Group

Second step is to add an inbound rule for port 80.

Picture showing adding an inbound rule for port 80 in security group

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The purpose is to access the IIS homepage over the internet using the HTTP protocol. For HTTPS protocol, you can check the following links: -

Create The Classic Load Balancer

To create the classic load balancer, click on the Load Balancers menu on the left-hand side in the EC2 dashboard.

Picture showing the load balancers menu in AWS console

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The load balancer screen will appear. Click on the button Create Load Balancer

Picture showing the Create load balancer button for creating the load balancer

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A screen appears to select the type of load balancer. Select the Classic Load Balancer.

Picture showing selecting the classic load balancer from the list of load balancers

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A screen appears to enter the Load Balancer name and the Load Balancer Protocol.

Picture showing the screen for adding the load balancer name

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Click on the Next: Assign Security Groups button. In the next screen, select the security group.

Picture showing the screen for assigning security group to the load balancer

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Click on the Next: Configure Security Settings button. In the Configure Security Settings screens, click on the Next: Configure Health Check button.

Picture showing the configure security setting screen

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In the next screen, you can specify the health check configuration.

Picture showing the screen for configuring the health check

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Click on the Next: Add EC2 Instances button. In the next screen, you can select the 2 EC2 instances.

Picture showing selecting the instances for the load balancer

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Click on the Next: Add Tags button. In the next screen, you can specify the tags. But this step is optional.

Picture showing the screen for adding tags on load balancer

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Click on the Review and Create button. In the next screen, you can review all the information you have entered in the previous steps.

Picture showing the review screen before the creation of the load balancer

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Click on the Create button to create the load balancer.

Test The Classic Load Balancer

Before you test the classic load balancer, you should make sure that the status should be 2 of 2 instances in service.

Picture showing the Description tab that specifies the DNS name and status of the load balancer

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Now, you can use the DNS name to test the load balancer.

Picture showing the output of classic load balancer in AWS

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Posted By -	Karan Gupta

Posted On -	Tuesday, October 26, 2021

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