... Connects Legacy serial devices to 10/100M ethernet network Suppots RS232/422/485 based serial devices, up to 230Kbps speed. Flexible ... , software Xon/Xoff Signals: RS232: RS232: Rx, Tx, RTS, CTS, DTR, DSR, DCD, GND RS422: Rx+, Rx-, Tx+, Tx- RS485: Data+, Data- Modem ...