VIAVI TestCenter: L1 support speeds on 400Gb card DX3/PX3-QSFP-DD-8 KB appliance DX3/PX3-QSFP-DD-2
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VIAVI TestCenter: L1 support speeds on 400Gb card DX3/PX3-QSFP-DD-8 KB appliance DX3/PX3-QSFP-DD-2
PX3/DX3-QSFPDD 200G NRZ is supported but only one 200G port per 400G physical port.