Wright, David J. , <br/><br/>
Voice over packet networks / 
David J. Wright. 
<br/><br/><label>ISBN: </label>0471495166 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet telephony.<br/>Packet switching (Data transmission).
<br/><br/><label>LC Class. No.: </label>TK5105.8865   / .W75 2001