Camp,Ken <br/><br/>
IP telephony demystified  
Ken Camp 
 - New York:  McGraw-Hill,  2003. 
 - xv,254p. 
<br/><br/><label>ISBN: </label>0071406700 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet telephony.
<br/><br/><label>Dewey Class. No.: </label>621.38212  / CAI