svcutil.exe http://localhost:24519/StatisticsWcfService.svc/Mex
Class Test
    Shared Sub Main()
        Dim client As StatisticsWcfServiceClient = New StatisticsWcfServiceClient()
        ' Используйте переменную "client", чтобы вызвать операции из службы.

        ' Всегда закройте клиент.
        client.Close()
    End Sub
End Class

Imports SilverlightApplication.

    <services>
      <service behaviorConfiguration="Mex" name="StatisticsWcfService.StatisticsWcfService">
        <endpoint address="Mex" binding="mexHttpBinding" name="Mex" contract="IMetadataExchange" />
        <endpoint binding="basicHttpBinding" bindingConfiguration=""
          name="http" contract="StatisticsWcfService.IStatisticsWcfService" />
        <host>
          <baseAddresses>
            <add baseAddress="http://localhost:24519/StatisticsWcfService.svc/Mex" />
          </baseAddresses>
        </host>
      </service>
    </services>
    <behaviors>
      <serviceBehaviors>
        <behavior name="Mex">
          <serviceMetadata/>
        </behavior>
      </serviceBehaviors>
    </behaviors>  
    <serviceHostingEnvironment multipleSiteBindingsEnabled="true" />
  </system.serviceModel>
  <system.webServer>
    <modules runAllManagedModulesForAllRequests="true"/>
  </system.webServer>