# AWS::EMRServerless::Application NetworkConfiguration ## Syntax To declare this entity in your AWS CloudFormation template, use the following syntax: ### JSON
{
"SubnetIds" : [ String, ... ],
"SecurityGroupIds" : [ String, ... ]
}
### YAML
SubnetIds:
- String
SecurityGroupIds:
- String
## Properties
#### SubnetIds
The ID of the subnets in the VPC to which you want to connect your job or application.
_Required_: No
_Type_: List of String
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)
#### SecurityGroupIds
The ID of the security groups in the VPC to which you want to connect your job or application.
_Required_: No
_Type_: List of String
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)