How to use multiple ServerBootstrap objects in Netty

Question

I am trying to use Netty (4.0.24) to create several servers (several ServerBootstraps) in one application (one main method). I saw this question/answer but it leaves many questi

Answer 1

public static void main(String[] args) {
  new Thread(new Runnable(){
    @Override
    public void run() {
      //{...} ServerBootstrap 1
    }
  }).start();
  new Thread(new Runnable(){
    @Override
    public void run() {
      //{...} ServerBootstrap 2
    }
  }).start();
  new Thread(new Runnable(){
    @Override
    public void run() {
      //{...} ServerBootstrap 3
    }
  }).start();
}