Holden, Greg <br/><br/>
Guide to firewalls and network security with intrusion detection and VPNs 
Greg Holden 
 - 2nd ed 
 - Boston, MA  Cengage Delmar Learning  c2009 
 - xxiv, 496 p. : ill. ; 24 cm 
<br/><br/> Previous ed. published as by Greg Holden. Boston, Mass.: Course Technology, 2004. Includes index 
<br/><br/><label>ISBN: </label>9781435420168 
<br/><br/><label>ISSN: </label>2008300737 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks - Security measures<br/>Computer networks - Security measures - Problems, exercises, etc
<br/><br/><label>Dewey Class. No.: </label>005.8 HOL