module rpcs-actions-outputs {
  yang-version 1.1;
  namespace "urn:example:rpcs-actions-outputs";
  prefix "rao";

  import example-server-farm { prefix sfarm; revision-date 2018-08-07; }

  augment "/sfarm:device/sfarm:interface" {
    action check-with-output {
      output {
        leaf not-mandatory-message {
          type string;
        }
      }
    }
    action check-without-output {
    }
  }

  rpc rpc-with-output {
    output {
      leaf not-mandatory-message {
        type string;
      }
    }
  }

  rpc rpc-without-output {
  }
}