title: How to send notification to all clients using WCF,Iobservable and iobserver
body: <p>I am using WPF and WCF for client server application. but i got a problem.</p>
  
  <p>How to notify any update of client to other client.</p>
  
  <pre><code>Server(WCF)
  Client1(WPF)
  Client2(WPF)
  </code></pre>
  
  <p>if client1 enter any new record,immediatly notification send to client2 .</p>
  
  <p>please suggest me best way to this complete task.</p>
  
  <p>Thanks..</p>