Wallingford, Ted. <br/><br/>
VoIP hacks / 

 - Sebastopol, CA :  O'Reilly Media Inc.,  c2006. 
 - xviii, 306 pages :  Illustrations ; 
<br/><br/> "Tips & tools for Internet telephony"--Cover.  Includes index. 
<br/><br/>Broadband VoIP services -- Desktop telephony -- Skype and skyping -- Asterisk -- Telephony hardware hacks -- Navigate the VoIP network -- Hard-core voice. 
<br/><br/><label>ISBN: </label>0596101333 (pbk.) 9780596101336 8184040695 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet telephony.<br/>Software.<br/>Hardware.<br/>Telephone systems.<br/>Data protection.<br/>Information technology.<br/>Internetworking (Telecommunication)
<br/><br/><label>LC Class. No.: </label>TK 5105.8865  / WAL