28 Apr
2010
28 Apr
'10
12:48 a.m.
If you are a new at VoIP look into these publications: http://www.amazon.com/SIP-Understanding-Initiation-Protocol-Telecommunicatio... http://www.amazon.com/SIP-Beyond-VoIP-Communications-Revolution/dp/097481300... http://www.amazon.com/Building-Telephony-Systems-OpenSIPS-1-6/dp/1849510741/... http://www.amazon.com/Understanding-Servlets-Artech-House-Telecommunications... http://www.amazon.com/Switching-VoIP-Theodore-Wallingford/dp/0596008686/ref=... Or look into these Google eBooks links http://books.google.com/books?id=9_wRFy5OGw4C&dq=asterisk+book&printsec=fron... -E