The first parameter is the path to the WSDL file. The second parameter is the value of the name attribute for the service element in the WSDL file that corresponds to the XML Web service that you want to call. The third parameter is the port type for the service element that corresponds to the XML Web service that you want to call. This parameter indicates the type of connection that will be made to the XML Web service.
oSoapClient.mssoapinit "C:\CLIENTWSDLS\CALC.WSDL", "Calc", "CalcSoapPort"