Russell, Travis, <br/><br/>
Session Initiation Protocol (SIP): Controlling Convergent Networks : 

 -  Mcgraw-hill,  2008. 
 - 264 pages 
<br/><br/><label>ISBN: </label>9780071488525 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.
<br/><br/><label>Dewey Class. No.: </label>621.38212  / RUS