Error is to record the problem with the service port The format of the error shall comply with the following rules: - built-in error values shall be specified in this file and those shall use CamelCase names - cloud provider specific error values must have names that comply with the format foo.example.com/CamelCase.

Port is the port number of the service port of which status is recorded here

Protocol is the protocol of the service port of which status is recorded here The supported values are: "TCP", "UDP", "SCTP"