A greater understanding of communications networks -- including a little comparative history -- will increase understanding of modern computer networks and networking basics.

Description Data communication basics, Telephone, cellular, cable and computer networks, Layered network architectures, models, and protocols, Switching, routing, flow control, and congestion control, ...

The trend toward global competition is increasing the importance of international data communications networks. Indeed, many executives believe such networks are critical to their company's future ...

The use of video communications in business has moved on from the days of costly videoconferencing suites, but best practices are yet to develop fully.