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Explain DWDM technology in detail, with a neat schematic diagram of DWDM architecture, bring out the advantages of Optical networking.
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**DWDM:

**

  • DWDM stands for Dense Wavelength Division Multiplexing.
  • It is a technology that allows multiple information streams to be transmitted simultaneously over a single fiber.
  • Each signal is carried at the same time on its own separate light wavelength.
  • Dense wavelength division multiplexing (DWDM) is a fiber-optic transmission technique …

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