title: Steps to setup proxy server
body: <p>I want to setup proxy server on our office. I have two proxy server's available i.e. (SQUID for Linux and WinProxy for Windows).  I have following requirement.</p>
  
  <ol>
  <li><p>All the rule's which I define in proxy server like block some specific sites etc. should likely to work.</p></li>
  <li><p>The "Evolution Mail Client" for linux and "Outlook Express" for windows also should work.</p></li>
  </ol>
  
  <p>So, can you tell me the guidelines how to achieve both the task especially no.-2 . </p>
  
  <p>Thanks in advance.</p>