This tutorial provides a step-by-step guide on how to configure SNAT and DNAT so that ECS instances without a public IP can communicate with the Internet.
Before you begin, make sure that you have created an ECS instance of the VPC network. An ECS instance without any public IP is used in this example.
NAT Gateway, the public network gateway for a VPC, can be configured in the VPC console, as shown in the following figure.
