Giralt, Paul. <br/><br/>
Troubleshooting Cisco IP telephony  
Paul Giralt, Addis Hallmark, Anne Smith. 
 - Indianapolis, IN :  Cisco Press,  c2002. 
 - xxxiii, 973 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>1587050757 (alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet telephony.
<br/><br/><label>Dewey Class. No.: </label>004.6