const dgram = require('dgram');
const buffer = require("buffer");
const server = dgram.createSocket('udp4');

var item = "Message";
var hostIP = "XX.XXX.XX.XXX";
var hostPort = 45239;

server.bind({
  address: hostIP,
  port: hostPort,
  exclusive: true
});

server.on("connect", function(){
    console.log("Connected");
});

server.on("message", function(message, info){
    console.log(info.address + ':' + info.port +' - ' + message);
});

server.on("listening", function(){
    var info = server.address();
    console.log("UDP Server listening to "  + info.address + ":" + info.port);
});

server.send(Buffer.from(item),hostPort,hostIP,function(error){
    if (error){
        client.close();
    }else{
        console.log("Data sent");
    }
});