John Todd is an independant networking and VoIP consultant. He has written several articles for O'Reilly's onlamp.com on topics of VoIP technology and applications, specifically the Asterisk open-source telephony platform. He has extensive experience in the large-scale networking environment, and has worked with several emerging IPCSP's and international telephony firms on the definition and engineering of their SIP-based VoIP networks and services. He really wants to write the book on Asterisk for O'Reilly.
Sessions by Conference
O'Reilly Emerging Telephony Conference 2007
O'Reilly Open Source Convention 2004