Data Communications & Networks

This book provides a comprehensive and practical overview of the broad field of data communications and networking. It is intended to provide electronics technicians and technologists with enough background information. In data and network communications technology to achieve a solid, through understanding of what is in the field. Beginning with the basics of a two-point communications link, it includes hardware and protocol standards at all levels of the open systems (OSI) communications model. Complete network coverage begins with LANs like Ethernet and token ring. The book also includes topics such as ATM, FDDI, TCP/IP, frame relay, satellite and wireless communications, Internet and use, and network security.