title: Node express js server returning HTTP 426 upgrade required
body: <p>I have created sample express js hello world application listening on port 3000.
  When application accessed using URL http//localhost:3000/ application run properly.
  But if accessed using machine  name ,  <a href="http://fullmachinename:3000/" rel="nofollow noreferrer">http://fullmachinename:3000/</a> , getting HTTP 426 upgrade required response</p>