<r>Hi<br/> You need to add the following to the config file, Master address (My address was 1)<br/> <br/> [dnp3]<br/> LinkAddress = 1;<br/> <br/> Also see bitmap for DNP3 parameterization info<br/> <br/> <br/> The error you are getting indicates that the master is not communicating with the RTU<br/>...