Basics of network security, firewalls, and VPNs /  
by NIIT. 
 - 
 - New Delhi :   Prentice Hall of India ,   2003 (rep.2005) 
 - x,294p. :   ill., figs. ;   24cm .  
<br/><br/>Includes glossary. 
<br/><br/><label>ISBN: </label>9788120324107:  Rs.195.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>VPNS<br/>NETWORK SECURITY
<br/><br/><label>Dewey Class. No.: </label>005.8 NII/B