Carr, Houston H. <br/><br/>
Data communications and network security / 
Houston H. Carr and Charles A. Snyder 
 - Boston :  McGraw-Hill/Irwin,  c2007 
 - xxxiv, 526 p. :  ill. ;  26 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9780072976045 :  Free 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks--Security measures<br/>Wireless communication systems--Security measures
<br/><br/><label>Dewey Class. No.: </label>005.8  / C311D 2007