What is NAT?

NAT Gateway provides the DNAT and SNAT features. NAT gateways are classified into Internet NAT gateways and Virtual Private Cloud (VPC) NAT gateways. Internet NAT gateways provide NAT services for public IP addresses, while VPC NAT gateways provide NAT services for private IP addresses. You can choose Internet NAT gateways or VPC NAT gateways based on your business requirements.