title: Docker : How to find the network my container is in?
body: <p>I am trying to understand few things about Docker:</p>
  
  <ol>
  <li>How can I find the network my container is in ?</li>
  <li>Can I dynamically detach my container and attach on an other network ? How?</li>
  <li>If I have two containers running, how to check if the two are in the
  same network ? Can I ping one from other ?</li>
  </ol>