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Optical Fiber Telecommunications Volume VIB, 6th Edition by Alan E. Willner, Tingye Li, Ivan Kaminow

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Chapter 14

Elastic Optical Networking

Ori Gerstela, 1 and Masahiko Jinnob, 2,    aPrincipal Engineer, Cisco, Israel, bSenior Research Engineer, Supervisor, NTT Network Innovation Laboratories, Japan, 1ogerstel@cisco.com, 2jinno.masahiko@lab.ntt.co.jp

Acknowledgments

This chapter is based in part on our paper [4]. We would like to acknowledge the other authors of this paper, Andrew Lord and Ben Yoo.

14.1 Introduction

14.1.1 The only constant in the future network is change

Service provider (SP) networks are undergoing major changes. Traffic continues to grow at an exponential rate—around 40% per year globally [1] and much faster in some cases—such as cellular networks. At the same time, a growing percent of the direct and indirect revenues from ...

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