AWS EC2 Tutorial | What Is AWS EC2 | AWS EC2 Tutorial For Beginners | Amazon EC2 | Intellipaat

Introduction

This tutorial provides a comprehensive guide on Amazon EC2 (Elastic Compute Cloud), a critical component of AWS that allows developers to deploy and manage virtual servers in the cloud. Whether you're a beginner looking to understand cloud computing or an experienced developer aiming to leverage AWS for your projects, this guide will help you navigate the essential features and functionalities of EC2.

Step 1: Understanding AWS EC2

• What is EC2?

  • Amazon EC2 is a web service offering secure and resizable computing capacity in the cloud.
  • It simplifies web-scale cloud computing by allowing users to configure and obtain computing resources with minimal effort.

• Benefits of Using EC2

  • Scalable: Easily increase or decrease capacity as needed.
  • Cost-Effective: Pay only for what you use, with a free tier available for new users.
  • Secure: Provides robust security features and compliance.

Step 2: Setting Up an EC2 Instance

• Creating an AWS Account

  • Go to the AWS website and create an account.
  • Follow the prompts to enter your details and verify your identity.

• Accessing the EC2 Dashboard

  • Log in to the AWS Management Console.
  • Search for and select "EC2" from the services menu.

• Launching an EC2 Instance

  1. Click on "Launch Instance."
  2. Choose an Amazon Machine Image (AMI) based on your needs (e.g., Ubuntu, Windows).
  3. Select an instance type (e.g., t2.micro for free tier eligibility).
  4. Configure instance details, such as network settings and IAM roles.
  5. Add storage based on your requirements.
  6. Configure security groups to allow specific traffic (e.g., SSH for Linux).
  7. Review your settings and click "Launch."

Step 3: Managing EC2 Instances

• Connecting to Your Instance

  • For Linux instances, use SSH. Example command:

    ssh -i your-key.pem ec2-user@your-public-dns
    

  • For Windows instances, use Remote Desktop Protocol (RDP).

• Stopping and Terminating Instances

  • To stop an instance, select it in the EC2 dashboard and click "Instance State" > "Stop."
  • To terminate an instance, select it and click "Instance State" > "Terminate."

Step 4: Utilizing EC2 Instance Roles

• What are EC2 Instance Roles?

  • Roles that grant permissions to your EC2 instances to access AWS services without needing to manage security credentials.

• Setting Up an Instance Role

  1. Navigate to the IAM (Identity and Access Management) section in the AWS console.
  2. Create a new role and attach necessary permissions.
  3. Assign this role to your EC2 instance during the launch process or afterward.

Step 5: Integrating with SNS for Notifications

• What is SNS?

  • Amazon Simple Notification Service (SNS) allows you to send notifications to subscribers or other applications.

• Setting Up SNS Notifications

  1. Navigate to the SNS dashboard in the AWS console.
  2. Create a new topic and subscribe users or endpoints (like email or SMS).
  3. Integrate SNS with your application or EC2 instance to send notifications based on events.

Conclusion

In this tutorial, you learned the foundational aspects of AWS EC2, including how to create and manage EC2 instances, utilize instance roles, and integrate SNS for notifications. As you continue to explore AWS, consider diving deeper into other services like S3 for storage or VPC for networking. With practice, you'll become proficient in leveraging AWS to meet your cloud computing needs.