Due to a problem with the Intel® Quartus® Prime Pro software version 19.2 and earlier, the Low Latency Ethernet 10G MAC Intel® FPGA IP with 1G or 2.5G speed, the RX path is enable or disabled immediately as the change of value in rx_transfer_control register.
The following are the affected speed parameters:
1. 1G/2.5G
2. 1G/2.5G/10G