| 摘要 |
A method and a corresponding device for communicating between clients and servers of a client/server system using an OPC UA protocol, OPC UA service calls can be used for the interaction of an OPC UA client with an OPC UA server. The OPC UA client requests additional services within an OPC UA session. The additional services are requested by a client part for using additional services and are handled by a server part for providing additional services.
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