HTTP return codes

These HTTP response headers are returned for all of the IBM® Sterling Control Center Monitor RESTful APIs.

Table 1. HTTP return codes
HTTP Code	Description
`HTTP/1.1 200 OK`	OK.
`HTTP/1.1 500 Internal Server Error`	Error for server-side exception. For example, RuntimeMBeanException, RuntimeOperationsException, MBeanException, Exception, Throwable.
`HTTP/1.1 404 Not Found`	The requested resource is not found.
`HTTP/1.1 401 Unauthorized`	Unauthorized security exception. RESTful API invoking without authentication.
`HTTP/1.1 503 Service Unavailable`	CommunicationException, java.net.ConnectException.
`HTTP/1.1 400 Bad Request`	General error when fulfilling the request would cause an invalid state. For example, domain validation errors and missing data.
`HTTP/1.1 403 Forbidden`	Error code when the user is not authorized to perform the operation or does not have rights to access the resource, or the resource is unavailable (for example, a time constraint).