Ransome James F <br/><br/>
VoIP security 

 - Oxford  Digital Press          2005 
 - xxi, 402p.  cm. 
<br/><br/> Includes bibliographical references.; Appendix 339-345p. 
<br/><br/><label>ISBN: </label>8131203018 (pbk) 
<br/><br/><label>Standard No.: </label>61682 
<br/><br/><label>Source: </label> 94, 16/08/2006, Ashutosh Technical Books  Textbook 
<br/><br/><label>Subjects--Topical Terms: </label><br/> VoIP Security<br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>D65,8(B):71:(894), P5   TD