Public Function BeginIdentify( _
   ByVal MapDescription As MapDescription, _
   ByVal MapImageDisplay As ImageDisplay, _
   ByVal SearchShape As Geometry, _
   ByVal Tolerance As Integer, _
   ByVal IdentifyOption As esriIdentifyOption, _
   ByVal LayerIDs() As Integer, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As MapServerProxy
Dim MapDescription As MapDescription
Dim MapImageDisplay As ImageDisplay
Dim SearchShape As Geometry
Dim Tolerance As Integer
Dim IdentifyOption As esriIdentifyOption
Dim LayerIDs() As Integer
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginIdentify(MapDescription, MapImageDisplay, SearchShape, Tolerance, IdentifyOption, LayerIDs, callback, asyncState)

public IAsyncResult BeginIdentify( 
   MapDescription MapDescription,
   ImageDisplay MapImageDisplay,
   Geometry SearchShape,
   int Tolerance,
   esriIdentifyOption IdentifyOption,
   int[] LayerIDs,
   AsyncCallback callback,
   object asyncState
)