/**
 * @module node-opcua-transport
 */
import type { ErrorCallback } from "node-opcua-status-code";
import { ClientTransportBase } from "./client_transport_base";
import type { TransportSettingsOptions } from "./i_client_transport";
export type { TransportSettingsOptions };
/**
 * a ClientTCP_transport connects to a remote server socket and
 * initiates a communication with a HEL/ACK transaction.
 * It negotiates the communication parameters with the other end.

 * @example
 *
 *    ```javascript
 *    const transport = ClientTCP_transport(url);
 *
 *    transport.timeout = 10000;
 *
 *    transport.connect(function (err)) {
 *         if (err) {
 *            // cannot connect
 *         } else {
 *            // connected
 *
 *         }
 *    });
 *    ....
 *
 *    transport.write(message_chunk, 'F');
 *
 *    ....
 *
 *    transport.on("chunk", function (message_chunk) {
 *        // do something with chunk from server...
 *    });
 *
 *
 * ```
 *
 *
 */
export declare class ClientTCP_transport extends ClientTransportBase {
    dispose(): void;
    connect(endpointUrl: string, callback: ErrorCallback): void;
}