Holden, Greg <br/><br/>
Guide to firewalls and network security : with intrusion detection and VPNs 

 - Australia  Thomson  2004 
 - xx, 433p.  
<br/><br/><label>ISBN: </label>981265264 
<br/><br/><label>Subjects--Topical Terms: </label><br/>7Firewalls<br/>Intrusion detection and VPNs<br/>Network security<br/>Security policy