aws ec2 replace-transit-gateway-route
Replaces the specified route in the specified transit gateway route table. AWS CLI reference
5 options Its page in the AWS CLI reference
Options
--blackholeIndicates whether traffic matching this route is to be dropped.--destination-cidr-blockThe CIDR range used for the destination match.--dry-runChecks whether you have the required permissions for the action, without actually making the request, and provides an error response.--transit-gateway-attachment-idThe ID of the attachment.--transit-gateway-route-table-idThe ID of the route table.