Industrial embedded, redundant Ethernet Switch with 8 10/100Base-T(X), 4 serial ports and 2 CAN-Bus ports.IEM618-4D-2C is an industrial grade, managed and redundant Ethernet switch which supports 8 10/100Base-T(X) Ports or optional 100Base-FX, 4 serial ports and 2 CAN-Bus ports. IEM618-4D-2C embedded module provides some kinds of advanced network management functions, such as: SW-Ring redundancy ring network, RSTP, VLAN, Trunking, Quality of Serv..