Dr. S. Sumathi is an academic professional with postgraduate and doctoral qualifications in engineering. Her academic interests include engineering education, emerging technologies, and the development of technical knowledge among students and researchers. Through her contribution to Computer Networks: Principles, Protocols, and Architectures, she aims to present fundamental networking concepts in a clear, systematic, and accessible manner, supporting students in understanding the principles and applications of modern computer communication systems.

Mrs. M. Arul Thilagavathi, M.E.

Mrs. M. Arul Thilagavathi holds a Master of Engineering (M.E.) degree and is associated with engineering education and technical learning. Her contribution to this book focuses on presenting computer networking concepts in an organized and student-friendly manner. The book is intended to help learners strengthen their understanding of networking fundamentals, communication protocols, network architecture, and practical applications.

Mr. Akhil Nair.R, M.E., (Ph.D.)

Mr. Akhil Nair.R holds a Master of Engineering (M.E.) degree and is pursuing or associated with doctoral-level academic work, as applicable to his current status. His academic interests include computer networks, communication technologies, and contemporary developments in computing. Through this book, he seeks to support students in developing a strong conceptual foundation in networking principles, protocols, and architectures, while encouraging further learning and technical exploration.