title: Network Traffic in Javascript
body: <p>I want to know if is there  a way to get the network traffic of a webpage or interface connection using javascript? Basically is to implement tcpdump or Wireshark with javascript. </p>
  
  <p>Any idea?</p>
  
  <p><strong>Edit</strong></p>
  
  <p>I want to get all the images/css/etc that a webpage get when it loads and would like to get this information to build a google chrome extension. </p>