A few days ago, in the previous post, we saw how to create a VCN. Today we are going to see how to create a subnet. A subnet is nothing more or less than a division of the VCN. A subnet can be contained in a single AD or be common to the entire region (recommended option). To deploy a DB or a compute instance, it is necessary to have previously created a subnet, to place it there and to take an IP within its range. It is also important to note that within the same VCN, the IP ranges of the subnets cannot overlap. A subnet can be public if you want to present the resources to the Internet or private if you do not. To access these resources, resources such as bastions, VPNs or Fastconnect must be used. In later posts we will go into more detail about all of these pieces in more detail. As usual, we are going to look at different ways of creating a VCN in OCI: Manually from OCI Console Access a previously created VCN, in which we want to deploy the subnet. In the subn...