I am working on STM32F407, with Ethernet chip DP83848 PHY, None Os, LwIPI tested the source below with an example.STM32Cube_FW_F4_V1.24.0\Projects\STM324x9I_EVAL\Applications\LwIP\LwIP_TCP_Echo_ClientInternal IP connection is good. Ex) IP : 192.168.0...