**To close firewall ports for an instance** The following ``close-instance-public-ports`` example closes TCP port ``22`` on instance ``MEAN-2``. :: aws lightsail close-instance-public-ports \ --instance-name MEAN-2 \ --port-info fromPort=22,protocol=TCP,toPort=22 Output:: { "operation": { "id": "4f328636-1c96-4649-ae6d-1EXAMPLEf446", "resourceName": "MEAN-2", "resourceType": "Instance", "createdAt": 1571072845.737, "location": { "availabilityZone": "us-west-2a", "regionName": "us-west-2" }, "isTerminal": true, "operationDetails": "22/tcp", "operationType": "CloseInstancePublicPorts", "status": "Succeeded", "statusChangedAt": 1571072845.737 } }