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How popular is dense wavelength division multiplexing (DWDM) optical technology?

April 26, 2017dense division dwdm Multiplexing network planning optical Popular searchnetworking.com Technology

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How popular is dense wavelength division multiplexing (DWDM) optical technology?

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Armiento: DWDM is quite extensively used in long haul networks across the country, across the ocean. Many of these employ up to 80 wavelengths at a time. So DWDM is very well ensconced in the long haul networks.