Firestone, Scott <br/><br/>
Voice and video conferencing fundamentals / 
Scott Firestone, Thiya Ramalingam, Steve Fry 
 - Indianapolis, IN  :  Cisco Press ,  2007 
 - 376 p.:  ill. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9781587052682 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Videoconferencing<br/>Internet telephony