Data Communication Network

The book Data Communication and Networks provides a comprehensive introduction to the principles and practices of data communication and networking. It covers fundamental concepts such as data transmission, network models, protocols, and layered architecture (like the OSI and TCP/IP models). The book also explores modern networking technologies, congestion control, and security. Designed for both beginners and intermediate learners, it blends theoretical concepts with practical examples to help readers understand how data flows across computer networks.