Roland, John F. <br/><br/>
CCSP cisco secure VPN: exam certification guide 

 - New Delhi  Pearson Education  2004 
 - xxiv, 562p. 
<br/><br/>  Contains CD ROM 
<br/><br/><label>ISBN: </label>81-297-0289-4 
<br/><br/><label>Subjects--Index Terms: </label>Cisco certification  Security- Cisco 
<br/><br/><label>Universal Decimal Class. No.: </label>004.72.056.523