Step by Step Setup Cosmos and Nginx using AWS VPC with Public Subnet and Private Subnet

1. Login to your AWS Account
2. In the navigation pane, click Elastic IPs
3. Click Allocate new address, then click Allocate

1. Open the Amazon VPC console at https://console.aws.amazon.com/vpc/.
2. In the navigation pane, click VPC Dashboard. If you do not already have any VPC resources, locate the Your Virtual Private Cloud area of the dashboard and click Get started creating a VPC. Otherwise, click Start VPC Wizard.
3. Select the second option, VPC with Public and Private Subnets, and then click Select.
4. Update VPC Name and Available Zone choose us-east-2c and Private subnet name enter Public Subnet Elastic IP Allocation ID choose Elastic IP that generate at above step, the rest remain default.
5. Click Create VPC, It takes several minutes for the VPC to be created. After the VPC is created, proceed to the following section to add a second subnet

1. Open the Amazon VPC console at https://console.aws.amazon.com/vpc/.
2. In the navigation pane, select Subnets, select Create subnet.
3. Update Name tag as Private Subnet and VPC choose vpc that created early and Availability Zone choose us-east-2a and IPv4 CIDR block enter 10.0.1.0/24, then click Create