I am new to siemens.I have DCS.it needs to communicate bidirectionally with the auxillary systems using the opc.The opc interface shall be configured in the client server relationship with the dcs as a client and the auxiallary system as a server.The dcs shall be able to support up to 5 opc servers.is it possible,if yes then how.any tuturial/example will be highly appreciated.

Splitted from Simatic Net OPC server.