**To describe your transit gateway VPC attachments** The following ``describe-transit-gateway-vpc-attachments`` example displays details for your transit gateway VPC attachments. :: aws ec2 describe-transit-gateway-vpc-attachments Output:: { "TransitGatewayVpcAttachments": [ { "TransitGatewayAttachmentId": "tgw-attach-0a08e88308EXAMPLE", "TransitGatewayId": "tgw-0043d72bb4EXAMPLE", "VpcId": "vpc-0f501f7ee8EXAMPLE", "VpcOwnerId": "111122223333", "State": "available", "SubnetIds": [ "subnet-045d586432EXAMPLE", "subnet-0a0ad478a6EXAMPLE" ], "CreationTime": "2019-02-13T11:04:02.000Z", "Options": { "DnsSupport": "enable", "Ipv6Support": "disable" }, "Tags": [ { "Key": "Name", "Value": "attachment name" } ] } ] } For more information, see `View your VPC attachments <https://docs.aws.amazon.com/vpc/latest/tgw/tgw-vpc-attachments.html#view-vpc-attachment>`__ in the *Transit Gateways Guide*.