Before you upgrade a standard Internet NAT gateway to an enhanced Internet NAT gateway, take note of the instructions in the following figure.

Before you start
The method that you can use to upgrade a standard Internet NAT gateway varies based on whether a NAT service plan is associated with the standard Internet NAT gateway.
NAT service plan How to upgrade
Not associated
  • Immediate upgrade: Select the standard Internet NAT gateway that you want to upgrade and click OK. The standard Internet NAT gateway is immediately upgraded to an enhanced Internet NAT gateway.
  • Scheduled upgrade: Set the related parameters for the standard Internet NAT gateway that you want to upgrade and click OK. You can select more than one standard Internet NAT gateway if you use this method. A scheduled upgrade task is generated, and the standard Internet NAT gateway is upgraded in the background at the specified time.
Associated Scheduled upgrade: Set the related parameters for the standard Internet NAT gateway that you want to upgrade and click OK. You can select more than one standard Internet NAT gateway if you use this method. A scheduled upgrade task is generated, and the standard Internet NAT gateway is upgraded in the background at the specified time.

If you have questions about NAT gateway upgrades, contact technical support in the DingTalk group 35128151.