If a client sends request "Cancel" for Data Object which is not selected, the IEC 61850 Server does not react there is no response on this (erroneous) request.
The server shall react using response+.
If a client sends request "Cancel" for Data Object which is not selected, the IEC 61850 Server does not react there is no response on this (erroneous) request.
The server shall react using response+.
The iec61850 Server now responds a Cancel command also while Data Object is not selected. The response is positive but does not change the state of Data Object.