Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).

subnet-auto-assign-public-ip-disabled

Checks if Amazon Virtual Private Cloud (Amazon VPC) subnets are assigned a public IP address. The rule is COMPLIANT if Amazon VPC does not have subnets that are assigned a public IP address. The rule is NON_COMPLIANT if Amazon VPC has subnets that are assigned a public IP address.

Identifier: SUBNET_AUTO_ASSIGN_PUBLIC_IP_DISABLED

Resource Types: AWS::EC2::Subnet

Trigger type: Configuration changes

Amazon Web Services Region: All supported Amazon regions except Asia Pacific (Osaka) Region

Parameters:

Proactive Evaluation

For steps on how to run this rule in proactive mode, see Evaluating Your Resources with Amazon Config Rules. For this rule to return COMPLIANT in proactive mode, the resource configuration schema for the StartResourceEvaluation API needs to include the following inputs, encoded as a string:

"ResourceConfiguration":
...
{
   "MapPublicIpOnLaunch": BOOLEAN
} 
...

For more information on proactive evaluation, see Evaluation Mode.

Amazon CloudFormation template

To create Amazon Config managed rules with Amazon CloudFormation templates, see Creating Amazon Config Managed Rules With Amazon CloudFormation Templates.