AWS::EC2::TransitGatewayRouteTableAssociation - AWS CloudFormation

AWS::EC2::TransitGatewayRouteTableAssociation

Associates the specified attachment with the specified transit gateway route table. You can associate only one route table with an attachment.

Note

The TransitGatewayRouteTableId value changes when you use AWS::EC2::TransitGatewayRouteTableAssociation. To update the route table on the resource, detach the route table and update the Cloud Formation stack. After you have the new TransitGatewayRouteTableId, perform another Cloud Formation stack update with the new ID. For more information, see Update Behaviors of Stack Resources.

Syntax

To declare this entity in your AWS CloudFormation template, use the following syntax:

JSON

{ "Type" : "AWS::EC2::TransitGatewayRouteTableAssociation", "Properties" : { "TransitGatewayAttachmentId" : String, "TransitGatewayRouteTableId" : String } }

YAML

Type: AWS::EC2::TransitGatewayRouteTableAssociation Properties: TransitGatewayAttachmentId: String TransitGatewayRouteTableId: String

Properties

TransitGatewayAttachmentId

The ID of the attachment.

Required: Yes

Type: String

Update requires: Replacement

TransitGatewayRouteTableId

The ID of the route table for the transit gateway.

Required: Yes

Type: String

Update requires: Replacement

Return values

Ref

When you pass the logical ID of this resource to the intrinsic Ref function, Ref returns the ID of the transit gateway route table association.

For more information about using the Ref function, see Ref.

See also