Dedication

This book is dedicated to those eager to master the arts and sciences of telecommunications and to those seeking to gain a deeper understanding and appreciation of the vital role of information and communications technologies. I welcome you to the study of one of the most critical infrastructures of the twenty-first century and applaud your undertaking. I know you will find the universe of ICT to be as vast and full of potential as I do, and I hope this stimulates you to continue learning all you can about the wonderful world of telecommunications!

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