Create a Virtual Cloud Network
Create a Virtual Cloud Network (VCN) so that you can perform cloud scaling.
Oracle documentation can be found at Overview of Networking and Creating a Virtual Cloud Network.
- Login to the Oracle Cloud Infrastructure console.
 - 
                Click 
 located in the upper left-hand corner of the web
                    page.
             - Click .
 - 
                Choose a region based on the geographical location of your users. 
                
Figure 1. Select a Region 
 - Click Create VCN.
 - 
                Enter the following to create a VNC:
                
 - 
                Click Create VCN.
                A summary of the VCN, internet gateway, default route table and subnets is displayed.
 - Open the VCN and click the Internet Gateways link.
 - Click Create Internet Gateway.
 - For NAME, provide a name for the Internet Gateway.
 - For CREATE IN COMPARTMENT, choose the compartment allocated to you.
 - Click Create Internet Gateway.
 - Open .
 - Click Add Route Rules.
 - For TARGET TYPE, choose Internet Gateway.
 - For DESTINATION CIDR BLOCK, choose 0.0.0.0/0.
 - Choose the TARGET INTERNET GATEWAY.
 - Click Add Route Rules.
 - Open the VCN, click Security Lists link.
 - Open the default security list and click Add Ingress Rules.
 - For SOURCE TYPE, choose CIDR.
 - For SOURCE CIDR, 0.0.0.0/0.
 - For IP PROTOCOL: All Protocols.
 - Click Add Ingress Rules.
 - 
                Add Egress Rules with same security.
                Warning: 0.0.0.0/0 enables all IPv4 addresses to access your instance. This is acceptable for a short time in a test environment, but it's unsafe for production environments. In production, authorize only a specific IP address or range of addresses to access your instance.