Status Codes

**Table 1** Normal status codes
Status Code	Message	Description
200	OK	Normal response to GET and PUT requests.
201	Created	Normal response to POST requests.
204	No Content	Normal response to DELETE requests.

**Table 2** Error codes
Status Code	Message	Description
400	Bad Request	Invalid request URI.
		Too long request header.
		Invalid request body.
		Unreleased fields in the request body.
401	Unauthorized	Authentication information unavailable in the request header.
401	Unauthorized	Expired authentication information in the request header.
403	Forbidden	No permissions to access APIs.
404	Not Found	No available request URI.
404	Not Found	No available requested resources.
405	Method Not Allowed	Method specified in the request not allowed.
406	Not Acceptable	Responses from the server failed to be received by the client.
407	Proxy Authentication Required	Proxy authentication required before the request can be processed.
408	Request Timeout	Request timed out.
409	Conflict	Failed to complete the request due to conflicts.
409	Conflict	The resource being accessed by another request.
500	Internal IaaS OpenStack network error.	Service internal error.
500	Internal IaaS OpenStack network error.	Server exception.
501	Not Implemented	Failed to complete the request because the server does not support the requested function.
502	Bad Gateway	Failed to complete the request because the server receives an invalid response from the upstream server.
503	Service Unavailable	Failed to complete the request because the system is temporarily abnormal.
504	Gateway Timeout	Gateway timed out.