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Dr. Jerry FitzGerald is the principal in Jerry FitzGerald & Associates, which he started in 1977. He received his Ph.D. in business economics and master's degree in business economics from the Claremont Graduate School, an MBA from the University of Santa Clara, and a B.A. in industrial engineering from Michigan State University.

Alan R. Dennis is currently a professor at the Kelley School of Business at Indiana University, where he holds the John T. Chambers Chair of Internet Systems, which honors John Chambers, the founder of Cisco Systems and a groundbreaking developer in networking technology. He has written numerous books on data communication, system design, and networking, and he is the publisher of MIS Quarterly, a scholarly quarterly lodged in the Information Systems department at Indiana University.

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Take control of the central systems of modern business!

In today s wired world, data communications and networking form the central nervous system of business. High speed access to information, instant communication, rapid access to customers and stakeholders, are all key to the success of every enterprise. If you want to be one of the in-demand professionals who build and maintain the core technologies of today s business, start with Fitzgerald and Dennis s acclaimed Business Data Communications and Networking, Tenth Edition.

This leading text for Information Systems Managers in business helps you understand how networks operate and how to successfully apply them. In easily-understood language, the book covers the fundamentals of:

• Application, physical, data link, network, and transport layers
• Network technologies such as Local Area, Wireless, Backbone, Metropolitan, and Wide Area Networks
• Network design, security, and management

Continuing its respected balanced coverage of the technical and managerial aspects of data communications, this Tenth Edition has been updated to include:

• Numerous updates to technologies that have evolved and changed since the previous edition, including significant changes to the wireless chapter and expanded coverage of security
• NEW hands-on activities in each chapter that reinforce key concepts and provide an engaging, practical use of network technology
• Updated and revised to remove any legacy technologies, such as file transfer protocols (Kermit), FDDI, transport/network protocols (IPX/SPX), and backbone technologies
• Real-life examples including mini-cases in Management Focus boxes show how real organizations are using telecommunications and networking
• Online animations help students visualize and understand concepts and processes more effectively