Formerly GnomeMeeting, Ekiga is a videoconferencing and telephone application that allows users to make audio and video calls to remote users with compatible software, such as Microsoft Netmeeting. The application has a number of features such as call monitoring, audio and video call mute, and PC-to-phone calls. From the website for the application, users can review an extensive FAQ section, view...

Ericsson Education Online provides these free materials on a variety of topics within the field of telecommunications. The Web Based Learning courses are mostly specific to Ericsson systems, but the technical articles and streaming videos cover universal technologies. These features provide an introductory overview of hot topics such as Asynchronous Transfer Mode (ATM), Bluetooth, and 3rd...

Linktionary is an online dictionary of Internet technologies, networking hardware and protocols, and general Web terminology that "includes extensive links to help you further your network research and training." Users can perform keyword searches of Linktionary or browse the material via alphabetical indexes or topic listings. Most of the entries in Linktionary are explained in detail, and...

While satellites are the current backbone of telecommunications and wireless infrastructure, the company that maintains this Web site envisions a completely new technology. The Stratospheric Telecommunications Service (STS) relies on "lighter-than-air platforms which are held in a geo-stationary position in the stratosphere (approximately 21Km) over a major metropolitan area." The Sky Station...