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OFC 2019 gave us progress on next-generation architecture thinking and on all the 400G market segments: high-performance WAN, space- and power-optimized metro DCI, and optical interconnect focused inside the data center.


  • ICPs' data center architectures define optical interconnect and DCI markets. 400G is the next major step for optical interconnect inside the data center.

Features and Benefits

  • Assesses high-performance coherent DSP commercial readiness.
  • Assess the value of 600G and 800G solutions.

Key questions answered

  • Which vendors had 400G optical interconnect announcements?
  • Which vendors demonstrated 400G optical interconnect progress?

Table of contents

Ovum view

  • Summary
  • Architecture decisions define markets
  • High-performance 400G heats up


  • Further reading
  • Authors