import { EndpointParameterInstructions } from "@aws-sdk/middleware-endpoint";
import { Command as $Command } from "@aws-sdk/smithy-client";
import { Handler, HttpHandlerOptions as __HttpHandlerOptions, MetadataBearer as __MetadataBearer, MiddlewareStack } from "@aws-sdk/types";
import { EC2ClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../EC2Client";
import { ModifyVpnConnectionOptionsRequest, ModifyVpnConnectionOptionsResult } from "../models/models_6";
/**
 * The input for {@link ModifyVpnConnectionOptionsCommand}.
 */
export interface ModifyVpnConnectionOptionsCommandInput extends ModifyVpnConnectionOptionsRequest {
}
/**
 * The output of {@link ModifyVpnConnectionOptionsCommand}.
 */
export interface ModifyVpnConnectionOptionsCommandOutput extends ModifyVpnConnectionOptionsResult, __MetadataBearer {
}
/**
 * <p>Modifies the connection options for your Site-to-Site VPN connection.</p>
 *          <p>When you modify the VPN connection options, the VPN endpoint IP addresses on the
 *                 Amazon Web Services side do not change, and the tunnel options do not change. Your
 *             VPN connection will be temporarily unavailable for a brief period while the VPN
 *             connection is updated.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { EC2Client, ModifyVpnConnectionOptionsCommand } from "@aws-sdk/client-ec2"; // ES Modules import
 * // const { EC2Client, ModifyVpnConnectionOptionsCommand } = require("@aws-sdk/client-ec2"); // CommonJS import
 * const client = new EC2Client(config);
 * const command = new ModifyVpnConnectionOptionsCommand(input);
 * const response = await client.send(command);
 * ```
 *
 * @see {@link ModifyVpnConnectionOptionsCommandInput} for command's `input` shape.
 * @see {@link ModifyVpnConnectionOptionsCommandOutput} for command's `response` shape.
 * @see {@link EC2ClientResolvedConfig | config} for EC2Client's `config` shape.
 *
 */
export declare class ModifyVpnConnectionOptionsCommand extends $Command<ModifyVpnConnectionOptionsCommandInput, ModifyVpnConnectionOptionsCommandOutput, EC2ClientResolvedConfig> {
    readonly input: ModifyVpnConnectionOptionsCommandInput;
    static getEndpointParameterInstructions(): EndpointParameterInstructions;
    constructor(input: ModifyVpnConnectionOptionsCommandInput);
    /**
     * @internal
     */
    resolveMiddleware(clientStack: MiddlewareStack<ServiceInputTypes, ServiceOutputTypes>, configuration: EC2ClientResolvedConfig, options?: __HttpHandlerOptions): Handler<ModifyVpnConnectionOptionsCommandInput, ModifyVpnConnectionOptionsCommandOutput>;
    private serialize;
    private deserialize;
}
