Intelligent network for mobile system is very much essential for human civilization and it is expanding fast as an academic as well as industry-based discipline. The book provides the research as a foreword to the field of networking, especially intelligent network intended for use of research students of electronics and telecommunication Engineering, Information and Communication Technology, Computer Science and Engineering, Applied physics and Electronics. The book is based on the authors'' research experience. Clear and easy text and numerous illustrations assist easy understanding for the topics. I would like to express my gratitude to VDM Publishing House Limited, for his interest, awareness, help, collaboration and cooperation for publishing the book.