IP Phone Features
https://www.youtube.com/watch?v=Y0dOUJm6gPE
IP
Demo for Developers: Video Conferencing to IP Phones, PDAs
https://www.youtube.com/watch?v=LMXDCUH0ZKw
What is IP based video conferencing and How can I do it from home (4 Solutions!!)
https://www.youtube.com/watch?v=0quSDHSQI8s
IP Video Conferencing
https://www.youtube.com/watch?v=bD_m5TreNAo