2 COMMUNICATION INTERFACESThe MiCOM P40 Agile products have a number of standard and optional communication interfaces. The standardand optional hardware and protocols are summarised below:Port Availability Physical Layer Use Data ProtocolsFront Standard USB Local settingsFirmware download CourierRear serial port 1 Standard RS485 / K-BusSCADARemote settingsIRIG-BCourier, MODBUS, IEC 60870-5-103, DNP3.0Rear serial port 2(order option) Optional RS485SCADARemote settingsIRIG-BCourierRear Ethernetport Optional Ethernet/copper SCADARemote settingsCourier, DNP3.0 over Ethernet, IEC 61850(order option)Rear Ethernetport Optional Ethernet/fibre SCADARemote settingsCourier or DNP3.0 over Ethernet(order option)Note:Optional communication boards are always fitted into slot C and only slot C.It is only possible to fit one optional communications board, therefore Serial and Ethernet communications are mutuallyexclusive.Chapter 16 - Communications P24xM306 P24xM-TM-EN-2.1