Carpenter, Tom <br/><br/>
CCNA Cisco certified network associate voice study guide (exams 640-460 & 642-436) 
Tom Carpenter 
 - New York  McGraw-Hill  c2011 
 - xxviii, 579 p. : ill. ; 23 cm. + 1 CD-ROM (4 3/4 in.). 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780071744409 
<br/><br/><label>ISSN: </label>2010042684 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer network protocols - Examinations - Study guides<br/>Electronic data processing personnel - Certification - Study guides<br/>Internet telephony - Examinations - Study guides
<br/><br/><label>Dewey Class. No.: </label>004.62 CAR