# TransitGatewayMulticastGroupSourceReference

A reference to a TransitGatewayMulticastGroupSource resource.

- Source: Generated code
- Type last changed: v2.224.0 · 13 Nov 2025

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_ec2 as interfaces_ec2 } from 'aws-cdk-lib/interfaces';
const transitGatewayMulticastGroupSourceReference: interfaces_ec2.TransitGatewayMulticastGroupSourceReference = {
  groupIpAddress: 'groupIpAddress',
  networkInterfaceId: 'networkInterfaceId',
  transitGatewayMulticastDomainId: 'transitGatewayMulticastDomainId',
};
```

## Properties

- `groupIpAddress`: string (required) — The GroupIpAddress of the TransitGatewayMulticastGroupSource resource.

- `networkInterfaceId`: string (required) — The NetworkInterfaceId of the TransitGatewayMulticastGroupSource resource.

- `transitGatewayMulticastDomainId`: string (required) — The TransitGatewayMulticastDomainId of the TransitGatewayMulticastGroupSource resource.