The queue management functions (f=q-queue-function)) and the queued transaction management functions (f=qt-queued-transaction-function)) can be used by a custom application to send requests to a Queue Manager. To request a queue action, the application would construct a request specifying parameters supported by the queue request function. For example, to disable a queue with the ID queue23, you would submit an f=q-enable request with the parameters:

If any function detects an error (incorrect or missing required parameters), it will return an HTML or XML response (as determined by the response-format parameter) describing the error. The HTTP response code will be 500 when an error is returned.