Data Center InterconnectA high‑density DWDM coherent transport platform for inter‑data‑center connectivity. IPG 1000 D22U chassis, 8 service slots, 12.8Tbps total capacitySingle‑wavelength rate: 100G‑800G Opto‑electronic integrated design Mux/demux supports either external passive units or internal plug‑in cards Front‑to‑back airflow cooling Supports AC / DC power supply