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**To search one or more transit gateway multicast groups and return the group membership information**
The following ``search-transit-gateway-multicast-groups`` example returns the group membership of the specified multicast group. ::
aws ec2 search-transit-gateway-multicast-groups \
--transit-gateway-multicast-domain-id tgw-mcast-domain-000fb24d04EXAMPLE
Output::
{
"MulticastGroups": [
{
"GroupIpAddress": "224.0.1.0",
"TransitGatewayAttachmentId": "tgw-attach-0372e72386EXAMPLE",
"SubnetId": "subnet-0187aff814EXAMPLE",
"ResourceId": "vpc-0065acced4EXAMPLE",
"ResourceType": "vpc",
"NetworkInterfaceId": "eni-03847706f6EXAMPLE",
"GroupMember": false,
"GroupSource": true,
"SourceType": "static"
}
]
}
For more information, see `View Your Multicast Groups <https://docs.aws.amazon.com/vpc/latest/tgw/working-with-multicast.html#view-multicast-group>`__ in the *AWS Transit Gateways User Guide*.