Cisco Packet Tracer Websocket Client Demo

  In order to run this demo the user may do as follows:

  1. Start Cisco Packet Tracer and load a sample file: real-websocket.pkt
  2. Click on the device named WebSockets HTTP Server.
  3. In the dialog that opens navigate to programming tab and 
     start one of the server applications. In order for this 
     to work correctly one may need to enable an option 
     [✔] Enable External Network Access from Device Scripts
     in Options/Preferences dialog, Miscellaneous tab.
  4. Refesh this page in the browser. The outpus one would see will 
     resemple echo-server behavior.