.NET连接到AXIS服务。方法没有参数或数据类型

<?xml version=\"1.0\" encoding=\"utf-8\"?>
<wsdl:definitions xmlns:soapenc=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:intf=\"urn:api.broadmail.de/soap11/RpcSession\" xmlns:apachesoap=\"http://xml.apache.org/xml-soap\" xmlns:wsdlsoap=\"http://schemas.xmlsoap.org/wsdl/soap/\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:tns2=\"http://lang.java\" xmlns:impl=\"urn:api.broadmail.de/soap11/RpcSession\" targetNamespace=\"urn:api.broadmail.de/soap11/RpcSession\" xmlns:wsdl=\"http://schemas.xmlsoap.org/wsdl/\">
  <wsdl:types>
    <xsd:schema xmlns=\"http://www.w3.org/2001/XMLSchema\" targetNamespace=\"urn:api.broadmail.de/soap11/RpcSession\">
      <xsd:import namespace=\"http://lang.java\" />
      <xsd:import namespace=\"http://schemas.xmlsoap.org/soap/encoding/\" />
      <xsd:complexType name=\"WebserviceException\">
        <xsd:sequence>
          <xsd:element name=\"cause\" nillable=\"true\" type=\"xsd:anyType\" />
          <xsd:element name=\"message\" nillable=\"true\" type=\"xsd:string\" />
        </xsd:sequence>
      </xsd:complexType>
    </xsd:schema>
  </wsdl:types>
  <wsdl:message name=\"loginRequest\">
    <wsdl:part name=\"in0\" type=\"xsd:long\" />
    <wsdl:part name=\"in1\" type=\"xsd:string\" />
    <wsdl:part name=\"in2\" type=\"xsd:string\" />
  </wsdl:message>
  <wsdl:portType name=\"SessionWebservice\">
    <wsdl:operation name=\"login\" parameterOrder=\"in0 in1 in2\">
      <wsdl:input name=\"loginRequest\" message=\"impl:loginRequest\" />
      <wsdl:output name=\"loginResponse\" message=\"impl:loginResponse\" />
      <wsdl:fault name=\"WebserviceException\" message=\"impl:WebserviceException\" />
    </wsdl:operation>
  </wsdl:portType>
  <wsdl:binding name=\"RpcSessionSoapBinding\" type=\"impl:SessionWebservice\">
    <wsdlsoap:binding transport=\"http://schemas.xmlsoap.org/soap/http\" style=\"rpc\" />
     <wsdl:operation name=\"login\">
      <wsdlsoap:operation soapAction=\"\" />
      <wsdl:input name=\"loginRequest\">
        <wsdlsoap:body use=\"encoded\" namespace=\"urn:api.broadmail.de/soap11/RpcSession\" encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" />
      </wsdl:input>
      <wsdl:output name=\"loginResponse\">
        <wsdlsoap:body use=\"encoded\" namespace=\"urn:api.broadmail.de/soap11/RpcSession\" encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" />
      </wsdl:output>
      <wsdl:fault name=\"WebserviceException\">
        <wsdlsoap:fault use=\"encoded\" name=\"WebserviceException\" namespace=\"urn:api.broadmail.de/soap11/RpcSession\" encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" />
      </wsdl:fault>
    </wsdl:operation>
    </wsdl:binding>
  <wsdl:service name=\"SessionWebserviceService\">
    <wsdl:port name=\"RpcSession\" binding=\"impl:RpcSessionSoapBinding\">
      <wsdlsoap:address location=\"https://api.broadmail.de/soap11/RpcSession\" />
    </wsdl:port>
  </wsdl:service>
</wsdl:definitions>

namespace OptivoInterfaceApp.broadmailSession {


    [System.CodeDom.Compiler.GeneratedCodeAttribute(\"System.ServiceModel\", \"4.0.0.0\")]
    [System.ServiceModel.ServiceContractAttribute(Namespace=\"urn:api.broadmail.de/soap11/RpcSession\", ConfigurationName=\"broadmailSession.SessionWebservice\")]
    public interface SessionWebservice {


        [System.ServiceModel.OperationContractAttribute()]
        void login();

    }

    [System.CodeDom.Compiler.GeneratedCodeAttribute(\"System.ServiceModel\", \"4.0.0.0\")]
    public interface SessionWebserviceChannel : OptivoInterfaceApp.broadmailSession.SessionWebservice, System.ServiceModel.IClientChannel {
    }

    [System.Diagnostics.DebuggerStepThroughAttribute()]
    [System.CodeDom.Compiler.GeneratedCodeAttribute(\"System.ServiceModel\", \"4.0.0.0\")]
    public partial class SessionWebserviceClient : System.ServiceModel.ClientBase<OptivoInterfaceApp.broadmailSession.SessionWebservice>, OptivoInterfaceApp.broadmailSession.SessionWebservice {

        public SessionWebserviceClient() {
        }

        public SessionWebserviceClient(string endpointConfigurationName) : 
                base(endpointConfigurationName) {
        }

        public SessionWebserviceClient(string endpointConfigurationName, string remoteAddress) : 
                base(endpointConfigurationName, remoteAddress) {
        }

        public SessionWebserviceClient(string endpointConfigurationName, System.ServiceModel.EndpointAddress remoteAddress) : 
                base(endpointConfigurationName, remoteAddress) {
        }

        public SessionWebserviceClient(System.ServiceModel.Channels.Binding binding, System.ServiceModel.EndpointAddress remoteAddress) : 
                base(binding, remoteAddress) {
        }

        public void login() {
            base.Channel.login();
        }
    }
}