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The IEC 60870-5-104 transport handler is located in the IEC60870 Wrapper Feature.
To use the IEC60870 Wrapper Feature, one has to install the j60870 Feature that is licensed under the GPLv3. The j60870 Feature contains the j60870 library that is originally developed by Stefan Feuerhahn (Frauenhofer ISE) and provided by openMUC under the GPLv3. It is modified by the University of Oldenburg.
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