export interface SipCallError {
    error: SipCallError.Error_;
}
export declare namespace SipCallError {
    interface Error_ {
        /** Human-readable error message. */
        message: string;
        /** Machine-readable error code. */
        code: Error_.Code;
        /** The SIP response status code from the carrier (e.g. 403, 486, 603). */
        sip_status_code: number;
        /** The SIP response reason phrase from the carrier (e.g. "Network Blocked", "Trunk CPS limit exceeded"). */
        sip_status: string;
    }
    namespace Error_ {
        /** Machine-readable error code. */
        const Code: {
            readonly SipCallFailed: "sip_call_failed";
            readonly SipAuthFailed: "sip_auth_failed";
            readonly InvalidPhoneNumber: "invalid_phone_number";
        };
        type Code = (typeof Code)[keyof typeof Code];
    }
}