Gallo, Michael. A <br/><br/>
Computer communications and networking technologies 

 - Australia  Thomson learning  2002 
 - xxiii, 632p. : ill.  
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9789812403544 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analog digital communications<br/>Communication networks<br/>Computer networks<br/>Network security<br/>Network topologies