RasAdminPortClearStatistics function

[This function is provided only for backward compatibility with Windows NT Server 4.0. It returns ERROR_CALL_NOT_IMPLEMENTED on Windows Server 2003. Applications should use the MprAdminPortClearStats function.]

The RasAdminPortClearStatistics function resets the counters representing the various statistics reported by the RasAdminPortGetInfo function in the RAS_PORT_STATISTICS structure. The counters are reset to zero and start accumulating.


DWORD RasAdminPortClearStatistics(
  _In_ const WCHAR *lpszServer,
  _In_ const WCHAR *lpszPort


lpszServer [in]

Pointer to a null-terminated Unicode string that specifies the name of the RAS server. Specify the name with leading "\\" characters, in the form: \\servername.

lpszPort [in]

Pointer to a null-terminated Unicode string that specifies the name of the port on the server.

Return value

If the function succeeds, the return value is ERROR_SUCCESS.

If the function fails, the return value can be the following error code.

Value Meaning
The specified port is invalid.

There is no extended error information for this function; do not call GetLastError.


The RasAdminPortClearStatistics function clears the statistics on the server, not locally within the application that makes the call. This means that the statistics are also reset for any other application that is monitoring the specified port.

If the lpszPort port is part of a multilink connection, RasAdminPortClearStatistics resets the statistics for the specified port, The function also resets the cumulative statistics for the multilink connection. However, the function does not effect the individual statistics for other ports that are part of the multilink connection.


End of client support
Windows 2000 Professional
End of server support
Windows 2000 Server

See also

Remote Access Service (RAS) Overview

RAS Server Administration Functions