Global IP Solutions, which is a major player in the world of IP communication services, has launched an SDK aimed at providing developers the tools to create innovative VoIP applications for the iPhone.
According to informationweek, VoIP in iPhone will only work on Wi-Fi hotspots. Users CANNOT use iPhone 3G’s high-speed network for VoIP calls, it is because Apple’s agreement with its exclusive U.S. carrier AT&Tto remove applications that violate the mobile operator’s terms of services.
[ informationweek ]