An OPC DA server is identified on a machine by its OPC Server ID. Both the NETx BMS Plattform and the NETx MP Server report as NETxBMSCoreServer40.
Typically, an OPC client application provides means for server discovery in the network and/or manual connection configuration.
The NETx Server is able handle multiple OPC client connections at the same time in an independent way. Each connect or disconnect request of an OPC client is logged in the server log.
DCOM
In case of an OPC DA connection through the network, make sure to configure DCOM accordingly. The attached document guides you through the configuration process: