Hardening network security  
/ John Mallery ... [et al.]. 
 - New York  McGraw - Hill  2005. 
 - xxx, 593p.  ill.  24cm 
<br/><br/> Includes index P.575 - 593 
<br/><br/><label>ISBN: </label>0072257032  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks--Security measures
<br/><br/><label>Dewey Class. No.: </label>005.8 HAR 2005