title: Nexus 9 (OS -6) adb connection over tcp not Working
body: <p>After upgrading my device to Marshmallow, I am unable to connect my device on tcpip for wifi debugging (It used to work on Lollipop). IP is my device IP address.</p>
  
  <pre><code>platform-tools&gt;adb connect IP:5555
  </code></pre>
  
  <p>I am getting below message </p>
  
  <pre><code>unable to connect to IP:5555
  </code></pre>
  
  <p>I also tried to connect on 7612 port.</p>