For Business Data Communications, Data Communications, and introductory Networking for Business courses.

The fifth edition of this popular text presents the fundamental concepts of data communications, networking, distributed applications, and network management and security; it relates specifically to the business environment and business management. Includes up-to-date coverage of key issues for the business student—high-speed networks, asychronous transfer mode (ATM) and TCP/IP, and the use of the Internet, intranets, and extranets support business objectives. It is the only book with a top-down Internet first organization.

In this highly successful book, award-winning and best-selling author Williams Stallings get to know OPNET IT Guru Academic Edition from the inside out by learning hands-on with dozens of real-world scenarios. Discover how easy it is to model IT simulations and compare a host of options - all without running a single wire.

In these modules, your students will:
• Build virtual networks, VPNs, and WANs;
• Customize the configuration of each simulation;
• Compare and contrast response times for different architectures;
• Judge the merits and drawbacks of different protocols;
• Analyze Quality of Service and other parameters.
• Evaluate routers, firewalls, hubs and other network devices;
• And much more.