100Gbit/s, 120km, PAM 4 Based Switch to Switch, Layer 2 Silicon Photonics based Optical Interconnects for Datacenters.

摘要

1.Within the Rack (Server to TOR) — 10GbE Deployed at Scale (DAC) — 25GbE Transition happening now (DAC/AOC) — 50GbE forecasted to start in 18/19 (SR/AOC) 2.Between Racks — 40GbE Deployed at Scale (SR4/PSM) — 10OGbE Transition in 2016 (SR4/PSM/WDM4) — Mix of 200GbE and 400GbE in 17/28 (PSM/WDM4).