Introduction to AWS Networking

The article provides a comprehensive guide on setting up a network in AWS by creating a Virtual Private Cloud (VPC) from scratch, offering insights into the components and processes involved. It begins with an overview of AWS's structure, including Regions and Availability Zones, and explains the default resources provided by AWS, such as VPCs, subnets, and Internet Gateways. The tutorial takes users through the creation of their own VPC, defining a CIDR range, and setting up subnets and security groups to manage network communication and security. The guide walks through the deployment of an Amazon Elastic Compute Cloud (EC2) instance, a virtual machine, into the newly created subnet, configuring network settings to ensure internet accessibility. It emphasizes the importance of Internet Gateways and Route Tables in facilitating external connectivity and delineates their configuration for successful network setup. Finally, the tutorial demonstrates how to connect to the EC2 instance via SSH and install Nginx, a web server, to verify network functionality. The article concludes by encouraging further exploration of AWS networking and suggests using Earthly to streamline build automation processes.

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