ipcRenderer.on('Request0101', (event, arg) => {

    console.log("Request0101 socket");

    const tryFirstDNSPromise = new Promise((resolve, reject) => {

        const DNS1 = new DNSCheck();
        DNS1.client = net.Socket().connect(DNS1.ports[0], DNS1.address[0]);
        DNS1.client.setEncoding('hex')

        DNS1.client.on('connect', function () {
            console.log("connect 1 DNS");
            resolve(DNS1);
        });

        DNS1.client.on('error', function (error) {
            console.log("error 1 DNS");
            reject(error);
        });

        DNS1.client.on("data", function (data) {
            console.log("1 DATA DNS", data);
            dStream.dataInput(data)
        })

        DNS1.client.on('end', function () {
            console.log('1 END DNS')
        })

    });

    const trySecondDNSPromise = new Promise((resolve, reject) => {

        const DNS2 = new DNSCheck();
        DNS2.client = net.Socket().connect(DNS2.ports[1], DNS2.address[1]);
        DNS2.client.setEncoding('hex');

        DNS2.client.on('connect', function () {
            console.log("connect 2 DNS");
            resolve(DNS2);
        });

        DNS2.client.on('error', function (error) {
            console.log("error 2 DNS");
            reject(error);
        });

        DNS2.client.on("data", function (data) {
            console.log("2 DATA DNS", data);
            dStream.dataInput(data)
        })

        DNS2.client.on('end', function () {
            console.log('2 END DNS')
        })

    });

    tryFirstDNSPromise.then((client) => {
        client.sendData('0101', '')
    }).catch((error) => {
        console.log(error)
        trySecondDNSPromise.then((client) => {
            client.sendData('0101', '')
        }).catch((error) => {
            console.log(error)
        })
    })