Shared resources, such as the Internet, have created a highly interconnected cyber-infrastructure. Critical infrastructures in domains such as medical, power, telecommunications, and finance are highly dependent on information systems. These two factors have exposed our critical infrastructures to malicious attacks and accidental failures. Many...

SS7/C7 is a signaling network and protocol that is used worldwide to bring telecommunications networks, both fixed-line and cellular, to life. Setting up phone calls, providing cellular roaming and messaging, and converged voice/data services, such as Internet Call Waiting, are only a few of the vast number of ways that...

Principles of Digital Communication Systems and Computer Networks is designed as a textbook for courses on digital communication systems, data communication, computer networks, and mobile computing. Part I deals with key topics such as information theory, transmission media, coding, error correction, multiplexing, multiple access,...

More and more businesses today have their receive phone service
through Internet instead of local phone company lines. Many
businesses are also using their internal local and wide-area
network infrastructure to replace legacy enterprise telephone
networks. This migration to a single network carrying voice...

The handbook presents an extensive collection of image processing tools, enabling the user of computer-based system to...

UML Demystified explains how to read, model, and use UML to create well-structured, stable software products. This self-teaching guide comes complete with key points, background information, quizzes at the end of each chapter,...