title: How can I programmatically detect EDGE network or bad network in iPhone?
body: <p>I need to detect the EDGE network and bad network in the iPhone.</p>
  
  <p>1) How to detect the <strong>bad network</strong> ?</p>
  
  <p>2) Is it possible to detect <strong>EDGE network</strong> separetly ?</p>
  
  <p>3) How can I get the strength of the network ?</p>
  
  <p>Please give some answer about these questions. Thanks in advance.</p>