200:OK,201:Created,202:Accepted,203:Non-Authoritative Information,204:No Content,205:Reset Content,206:Partial Content,300:Multiple Choices,301:Moved Permanently,302:Found,303:See Other,304:Not Modified,305:Use Proxy,307:Temporary Redirect,400:Bad Request,401:Unauthorized,402:Payment Required,403:Forbidden,404:Not Found,405:Method Not Allowed,406:Not Acceptable,407:Proxy Authentication Required,408:Request Timeout,409:Conflict,410:Gone,411:Length Required,412:Precondition Failed,413:Request Entity Too Large,414:Request-URI Too Long,415:Unsupported Media Type,416:Requested Range Not Satisfiable,417:Expectation Failed,500:Internal Server Error,501:Not Implemented,502:Bad Gateway,503:Service Unavailable,504:Gateway Timeout,505:HTTP Version Not Supported