enum NatTrafficDirection

Language	Type name
.NET	Amazon.CDK.AWS.EC2.NatTrafficDirection
Go	github.com/aws/aws-cdk-go/awscdk/v2/awsec2#NatTrafficDirection
Java	software.amazon.awscdk.services.ec2.NatTrafficDirection
Python	aws_cdk.aws_ec2.NatTrafficDirection
TypeScript (source)	aws-cdk-lib » aws_ec2 » NatTrafficDirection

Direction of traffic to allow all by default.

Example

const natGatewayProvider = ec2.NatProvider.instanceV2({
  instanceType: new ec2.InstanceType('t3.small'),
  defaultAllowedTraffic: ec2.NatTrafficDirection.NONE,
});
const vpc = new ec2.Vpc(this, 'Vpc', { natGatewayProvider });

const securityGroup = new ec2.SecurityGroup(this, 'SecurityGroup', {
  vpc,
  allowAllOutbound: false,
});
securityGroup.addEgressRule(ec2.Peer.anyIpv4(), ec2.Port.tcp(443));
for (const gatewayInstance of natGatewayProvider.gatewayInstances) {
   gatewayInstance.addSecurityGroup(securityGroup);
}

Members

Name	Description
OUTBOUND_ONLY	Allow all outbound traffic and disallow all inbound traffic.
INBOUND_AND_OUTBOUND	Allow all outbound and inbound traffic.
NONE	Disallow all outbound and inbound traffic.

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OUTBOUND_ONLY

Allow all outbound traffic and disallow all inbound traffic.

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INBOUND_AND_OUTBOUND

Allow all outbound and inbound traffic.

---

NONE

Disallow all outbound and inbound traffic.