Review Design Decisions

Review the key design decisions for how you'll implement the network and DNS layer of your infrastructure.

📄️ VPC Subnet CIDR Strategy

Decide the VPC CIDR ranges for AWS accounts

Decide on CIDR blocks for VPCs and Subnets

Decide how to use AWS Client VPNs

Decide the hostname format for service discovery

Decide on how to support TLS in your environment

Decide whether to support both IPv4 and IPv6

Decide which non-default AWS regions to enable

Choose the all-encompassing CIDR for the AWS organization

Pick the primary AWS region to use for the company

Decide the TLD to use for service discovery

Decide how AWS Transit Gateway will be used

Decide the vanity domains for your environments

Decide how to NAT traffic in your VPCs

Decide how network traffic is isolated with VPCs

Decide how to connect VPCs in different accounts