Hersent, Olivier <br/><br/>
IP telephony :  deploying voice-over-IP protocols / 
Olivier Hersent, Jean-Pierre Petit and David Gurle 
 - Chichester :  Wiley,  c2005 
 - 382 p. :  ill. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0470023597 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INTERNET TELEPHONY<br/>MULTIMEDIA SYSTEMS<br/>TELECOMMUNICATION SYSTEMS
<br/><br/><label>LC Class. No.: </label>TK5105.8865  / H477I