Andrew G. Mason <br/><br/>
Ccsp Self-Study: Cisco Secure Virtual Private Networks (Csvpn) 

 - 2nd ed 
 -   Cisco Press  ©2004 
<br/><br/><label>ISBN: </label>9781587055362  167 
<br/><br/><label>Dewey Class. No.: </label>004.67/MAS