Node express js server returning HTTP 426 upgrade required

Question

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 , http://fullmachinename:3000/ , getting HTTP 426 upgrade required response

Answer 1

端口正在使用或阻塞，请切换到另一个端口并重试。