Davidson, J <br/><br/>
Voice over ip fundamentals 

 - New Delhi :  Techmedia,  2001. 
 - xx,373 
<br/><br/><label>ISBN: </label>81-7635-578-x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer EngineeringInformation Technology
<br/><br/><label>Dewey Class. No.: </label>004.678  / DAV