Public Function BeginExtractData( _
   ByVal VersionName As String, _
   ByVal ReplicaDescription As ESRI.ArcGIS.ADF.ArcGISServer.GPReplicaDescription, _
   ByVal ExportOptions As ESRI.ArcGIS.ADF.ArcGISServer.GDSExportOptions, _
   ByVal TransportType As ESRI.ArcGIS.ADF.ArcGISServer.esriGDSTransportType, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As GeoDataServerDcomProxy
Dim VersionName As String
Dim ReplicaDescription As ESRI.ArcGIS.ADF.ArcGISServer.GPReplicaDescription
Dim ExportOptions As ESRI.ArcGIS.ADF.ArcGISServer.GDSExportOptions
Dim TransportType As ESRI.ArcGIS.ADF.ArcGISServer.esriGDSTransportType
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginExtractData(VersionName, ReplicaDescription, ExportOptions, TransportType, callback, asyncState)

public IAsyncResult BeginExtractData( 
   string VersionName,
   ESRI.ArcGIS.ADF.ArcGISServer.GPReplicaDescription ReplicaDescription,
   ESRI.ArcGIS.ADF.ArcGISServer.GDSExportOptions ExportOptions,
   ESRI.ArcGIS.ADF.ArcGISServer.esriGDSTransportType TransportType,
   AsyncCallback callback,
   object asyncState
)