Summary:

The ML4066-QSFP is a QSFP to QSFP Adapter with diagnostic interface for the power, I2C and management interface control and alarm signals. The SFF analyzer board is connected to the ML4066 to enable live diagnosis for the transceiver and host.
All high-speed channels are routed from the plug connector to a QSFP host connector at the front, where a QSFP transceiver can be plugged in order to analyze and diagnose the transceiver and Host during live operation.