2.2.2.1.1 Status Line

The status line consists of the HTTP version and a status code. The following is an example of a response status line.

 HTTP/1.1 200 OK

The following table lists some common HTTP status codes.

Status code

Description

200 OK

The command succeeded.

400 Bad Request

The request could not be understood by the server due to malformed syntax. If the client repeats the request without modifications, then the same error occurs.

401 Unauthorized

The resource requires authorization or authorization was refused. For details about the client's handling of this error, see section 3.1.5.2.1.

403 Forbidden

The user is not enabled for ActiveSync synchronization. For details about the client's handling of this error, see section 3.1.5.2.1.

404 Not Found

The specified URI could not be found or the server is not a valid server with ActiveSync.

451 Redirect

The device is trying to connect to a server that cannot access the user's mailbox, or there is a more efficient server to use to reach the user's mailbox. For details about the client's handling of this error, see section 3.1.5.2.2.

456 Blocked

The user's account is blocked. For details about the client's handling of this error, see section 3.1.5.2.4.

457 Expired Password

The user's password has expired. For details about the client's handling of this error, see section 3.1.5.2.4.

500 Internal Server Error

The server encountered an unexpected condition that prevented it from fulfilling the request. For details about the client's handling of this error, see section 3.1.5.2.1.

501 Not Implemented

The server does not support the functionality that is required to fulfill the request. This status code SHOULD be returned by the server when the server does not recognize the request method or is not able to support it for any resource. In the case of other malformed requests, the server returns status code 400.

502 Proxy Error

The specified server could not be found.

503 Service Unavailable

The service is unavailable. For details about the client's handling of this error, see section 3.1.5.2.3.

507 Insufficient Disk Space

The user's mailbox is full.