AWS ALB (Application Load Balancer) - Step By Step Tutorial (Part -9)

Rahul Wagh

Rahul Wagh

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Welcome to this tutorial on setting up an Application Load Balancer (ALB) using two EC2 instances within a VPC's public subnet on AWS. By the end of this lab session, you'll be familiar with the entire process, ensuring a balanced load on your instances, leading to improved performance and redundancy.

▬▬▬▬▬▬  🚀 Timestamps:  ▬▬▬▬▬▬

0:00 - Introduction

   Brief overview of what ALBs are and their importance in scaling and high availability.

00:41 - VPC Creation and Configuration

   Steps to create a new VPC.
   Configuring the CIDR block.
   
01:34 - Create Internet Gateway and attach to VPC

02:42 - Setting up a public subnet.

04:57 - Create Route Table and associate with subnet

07:17 - Launching EC2 Instances

   Selecting an appropriate Amazon Machine Image (AMI).
   Assigning them to the public subnet within our VPC.
   Security group configuration for the instances.

14:40 - Target Group Configuration

   Registering our two EC2 instances.
   Health check settings for optimal performance.

18:05 - Setting up the Application Load Balancer (ALB)

   Navigating to the EC2 dashboard and choosing “Load Balancers”.
   Creating a new ALB and defining its properties.

21:13 - Configuring Listener Rules & Linking the ALB with the Target Group

   Ensuring traffic is directed correctly.
   Setting up default actions and priorities.


23:03 - Testing the Load Balancer

   Accessing the public URL of the ALB.
   Demonstrating load distribution between the two instances.

19:00 - Best Practices and Tips

   Security considerations.
   Cost management and optimization.

24:24 - Conclusion and Recap

   Summary of what we've covered.
   Next steps and further learning resources.