Preparation

Overview

ℹ️ Information: In this section, you will set up the network infrastructure using AWS CloudFormation to create the lab environment. The template will deploy all necessary resources for the Transit Gateway lab.

Lab Architecture

Deployed Resources

ℹ️ Information: The CloudFormation template will create the following resources:

  • VPCs and Subnets:

    • Four VPCs with appropriate CIDR blocks
    • One subnet per VPC in different Availability Zones

  • EC2 Instances:

    • First EC2 Host (VPC1) and Third EC2 Host (VPC3): Internet-accessible
    • Second EC2 Host (VPC2) and Fourth EC2 Host (VPC4): Private instances

🔒 Security Note: The template includes security groups with appropriate inbound rules for SSH access and ICMP (ping) traffic.

Preparation Steps

  1. Generate Key Pair
  2. Initialize CloudFormation Template

⚠️ Warning: Ensure you have the necessary AWS permissions to create these resources. The template requires permissions for VPC, EC2, and IAM services.