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AWS VPC Design: Subnets, NAT, Peering, Transit Gateway, and Security Groups

AWS VPC Design: Subnets, NAT, Peering, Transit Gateway, and Security Groups

AWS VPC Design: Subnets, NAT, Peering, Transit Gateway, and Security Groups

AWS VPC Design: Subnets, NAT, Peering, Transit Gateway, and Security Groups

AWS VPC Design: Subnets, NAT, Peering, Transit Gateway, and Security Groups

Introduction

Amazon Virtual Private Cloud (VPC) is the foundational networking layer for AWS infrastructure. Every AWS resource — EC2 instances, RDS databases, Lambda functions, ECS tasks — exists within a VPC. Proper VPC design directly impacts security, performance, scalability, and cost.…