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A 2020 Trends to Watch: high capacity DCI services, wave services & Ethernet services.


  • Trends and highlights discussion of elements of the market that do not receive a lot of visibility: the high capacity wavelength and dark fiber markets.

Features and Benefits

  • Key messages and recommendations for carriers growing their wave service business.
  • Key messages and recommendations for carriers considering the dark fiber business.

Key questions answered

  • Are cloud services having a material impact on carrier optical network cores?
  • What is currently driving incremental bandwidth growth on the core optical network?

Table of contents


  • Catalyst
  • Ovum view
  • Key messages for carriers considering hyper-wholesale DCI
  • Key messages for carriers growing their access wave service business


  • Recommendations for CSPs considering supplying hyper-wholesale DCI dark fiber and DCI wavelengths
  • Recommendations for carriers supplying access waves

Cloud revenue growth enables an ecosystem

  • Cloud provider revenue progress, an impressive five-year ramp
  • ICP capex enables a market

Cloud service adoption creating ecosystem momentum

  • Cloud service adoption as seen by bandwidth providers
  • Cloud service adoption is driving bandwidth consumption
  • System integrators advise on cloud and network transitions to facilitate and speed up MNC cloud adoption

Networks rearchitecting for cloud

  • Massive scale: Tbps to Pbps for data center interconnect core
  • Ultra-high-capacity data center interconnect
  • Carrier approaches to the ultra-high-capacity data center interconnect
  • Wavelength and Ethernet service growth in the cloud era


  • Methodology
  • Further reading
  • Author

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