friend I am interested in learning more about VoIP or IP telephony, I read a lot about you and I still have more to read, as it can not released through theofficial documentation page errors Please let me send them am email, thanks I DEVELOP voip server to sip in Venezuela, I need all the help possible. thanks *Rommel Malave .M ** * *T.S.U Universitario Extracción y Producción de Gas * * T.S.U en Informatica*** 04148241688