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Transporting 40G/100G Ethernet Services Over Optical Networks

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Transporting 40G/100G Ethernet Services Over Optical Networks

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  • Author: Mai Abou-Shaban
There is no question that telecom service providers are being challenged more than ever before to accommodate the traffic growth in metro and long-haul networks. Lighting up more fi ber is one of the obvious options that service providers may consider. Yet this can involve installing additional fi ber and/or installing new hardware-making this option inadequate and expensive. Service providers may also pursue the option of adding more wavelengths to existing fibers; however, the existing fiber chromatic and polarization-mode dispersion characteristics can set limitations to narrower channel spacing performance.

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