Davidson, Jonathan. <br/><br/>
Voice over IP fundamentals / 
by Jonathan Davidson [et al.]. 
 - New Delhi:  Techmedia,  c2001. 
 - xxiv, 394 p.  ill. ;  24 cm. 
 - Cisco Press fundamentals series .
<br/><br/> "First printing July 2006"--T.p. verso.  Includes index.  Previous ed. by Jonathan Davidson, James Peters, 2000. 
<br/><br/><label>ISBN: </label>1587052571 (pbk.) 9781587052576 (pbk.) 9781587052576 
<br/><br/><label>Source: </label>R-27143 
<br/><br/><label>LCCN: </label>2005934132 
<br/><br/><label>Nat. Bib. No.: </label>GBA634110  bnb 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>013431927  Uk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet telephony.<br/>Computer network protocols.
<br/><br/><label>LC Class. No.: </label>TK5105.8865  / .D38 2006 
<br/><br/><label>Dewey Class. No.: </label>004.695