GET

/#Action=RegisterTransitGatewayMulticastGroupMembers

http://ec2.{region}.amazonaws.com/#Action=RegisterTransitGatewayMulticastGroupMembers

Registers members (network interfaces) with the transit gateway multicast group. A member is a network interface associated with a supported EC2 instance that receives multicast traffic. For information about supported instances, see <a href="https://docs.aws.amazon.com/vpc/latest/tgw/transit-gateway-limits.html#multicast-limits">Multicast Consideration</a> in Amazon VPC Transit Gateways. After you add the members, use <a href="https://docs.aws.amazon.com/AWSEC2/latest/APIReference/API_SearchTransitGatewayMulticastGroups.html">SearchTransitGatewayMulticastGroups</a> to verify that the members were added to the transit gateway multicast group.

Access Token Required: API Key

Query Params

TransitGatewayMulticastDomainIdstringrequired

The ID of the transit gateway multicast domain.

GroupIpAddressstring

The IP address assigned to the transit gateway multicast group.

NetworkInterfaceIdsarrayrequired

The group members' network interface IDs to register with the transit gateway multicast group.

DryRunboolean

Checks whether you have the required permissions for the action, without actually making the request, and provides an error response. If you have the required permissions, the error response is <code>DryRunOperation</code>. Otherwise, it is <code>UnauthorizedOperation</code>.

Actionstringrequired

Allowed:

Versionstringrequired

Allowed:

Responses

{
  "success": true,
  "data": {
    "id": "abc123",
    "created_at": "2025-01-01T00:00:00Z"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}

Language

CredentialsAPI KEY

API Key

Enter token below to save for later

cURL Request

1curl --request GET \
2     --url 'http://ec2.{region}.amazonaws.com/#Action=RegisterTransitGatewayMulticastGroupMembers' \
3     --header 'accept: application/json' \
4     --header 'content-type: application/json'

Response

1{
2  "success": true,
3  "data": {
4    "id": "abc123",
5    "created_at": "2025-01-01T00:00:00Z"
6  }
7}