After you create a NAT gateway, you must purchase a NAT service plan for the NAT gateway. Then, you can configure DNAT or SNAT. Each NAT service plan consists of bandwidth resources and one or more public IP addresses.

Modify a NAT service plan

To modify a NAT service plan, perform the following operations:
  1. Log on to the VPC console.
  2. In the left-side navigation pane, click NAT Gateway.
  3. Select the region where the NAT gateway is created.
  4. Click the ID of the NAT gateway that you want to manage.
  5. In the left-side navigation pane, click Shared Bandwidth Package.
  6. In the Basic Info section, click Edit.
  7. In the dialog box that appears, modify the name and description of the NAT service plan, and then click OK.

Add or delete public IP addresses

To add or delete public IP addresses, perform the following operations:
  1. Log on to the VPC console.
  2. In the left-side navigation pane, click NAT Gateway.
  3. Select the region where the NAT gateway is created.
  4. Click the ID of the NAT gateway that you want to manage.
  5. In the left-side navigation pane, click Shared Bandwidth Package.
  6. In the Public IP List section, click Add Public to add public IP addresses.
  7. In the Public IP List section, click Release next to a public IP address to delete the public IP address.
    Notice You can delete a public IP address only if it is not used in an SNAT entry or port forwarding entry.

Modify the maximum bandwidth of a NAT service plan

To modify the maximum bandwidth of a NAT service plan, perform the following operations:
  1. Log on to the VPC console.
  2. In the left-side navigation pane, click NAT Gateway.
  3. Select the region where the NAT gateway is created.
  4. Click the ID of the NAT gateway that you want to manage.
  5. In the Billing Info section, click Modify Bandwidth.
  6. In the Change configuration section, specify a new bandwidth value and set the number of IP addresses, and then click Activate.

Delete a NAT service plan

To delete a NAT service plan, perform the following operations:
  1. Log on to the VPC console.
  2. In the left-side navigation pane, click NAT Gateway.
  3. Select the region where the NAT gateway is created.
  4. Click the ID of the NAT gateway that you want to manage.
  5. In the left-side navigation pane, click Shared Bandwidth Package.
  6. Find the NAT service plan that you want to delete and click Delete.
  7. In the message that appears, click OK.