Introduction to Data Communications
by Eugene Blanchard
The purpose of this book is to introduce the concepts of data communication, assuming that the reader had no previous knowledge of networking and data communications. The text is at an introductory level, but it provides links to resources that provide indepth explanations as if the reader so desired.
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by Diarmuid O'Briain - Free Technology Academy
This book explores the open technologies that are at the foundations of modern computer networks. The Internet is built on top of open protocols and open standards. Open networks use the devices made available by the members of the community.
by John Larmouth - Prentice Hall
Provides an intelligent beginner with an understanding of OSI (Open Systems Interconnection). It is not an exposition of the technical detail of the OSI Standards, it aims to explain why OSI is the shape it is, and a guide to computer protocols.
by Craig Settles - Smashwords
Building the Gigabit City helps you: navigate past the hype about gigabit networks; understand what super-fast Internet access can and cannot do to improve your community; do effective needs analysis; and plan effective broadband strategy.
by Gordon Brebner - McGraw-Hill
The book is focused tightly on matters concerned with communication, it avoids excursions into other areas of computer science. The reader requires no background in computer communications, only a basic familiarity with computers in general.