Wallace, Kevin, <br/><br/>
Voice over IP first-step  
Kevin Wallace 
 - Indianapolis, Ind. :  Cisco Press,  c2006. 
 - xx, 304 p. :  ill. ;  24 cm. 
 - First-step series .
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>1587201569 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet telephony.
<br/><br/><label>Dewey Class. No.: </label>004.6