/**
 * A problem occurred during the fax communication process.
 */
export interface FaxError {
    /** Type of error for the fax */
    errorType?: 'FAX_ERROR';
    /** A developer-facing error message */
    errorMessage?: string;
    /** The error code returned describing the error of the call */
    errorCode?: FaxErrorCodeEnum;
}
export type FaxErrorCodeEnum = 6 | 7 | 8 | 10 | 12 | 13 | 14 | 18 | 20 | 21 | 22 | 25 | 26 | 28 | 29 | 31 | 38 | 40 | 41 | 44 | 46 | 48 | 53 | 60 | 63 | 68 | 75 | 76 | 77 | 79 | 80 | 82 | 84 | 113 | 117 | 119 | 131 | 132 | 133 | number;
export declare const faxErrorCodeLabels: Record<FaxErrorCodeEnum, string>;