AWS Networking Cookbook

Using direct update

In this example, we will be adding a private subnet in the VPC.

1. Log in to the CloudFormation console and select the stack that you want to update.
2. Choose Action | Update stack.

CloudFormation Stack Direct Update

3. Provide the updated file and click Next. The file is available at https://github.com/PacktPublishing/AWS-Networking-Cookbook.

Upload template to update Stack

4. Provide the Private SubnetCIDR : 10.0.4.0/24.

Provide ...