title: Websocket connection fails with asterisk 11
body: <p>I am trying to configure the websocket to work with asterisk 11. But there is some issue.
  The steps I have followed are:
  In http.conf enabled the following    </p>
  
  <pre><code>enabled=yes
  bindaddr=0.0.0.0  
  bindport=8088   
  </code></pre>
  
  <p>I have also configured the asterisk with DTLS support.
  But when I try to connect to the websocket new WebSocket ("ws://mySeverIp:8088/ws"); . It throws an error  </p>
  
  <pre><code>WebSocket connection failed: Error during WebSocket handshake: Unexpected response code: 400  
  </code></pre>
  
  <p>Anyone please help.</p>
  
  <p>Thanks</p>