Public Function BeginGetToolInfo( _
   ByVal ToolName As String, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As GPServerProxy
Dim ToolName As String
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginGetToolInfo(ToolName, callback, asyncState)

public IAsyncResult BeginGetToolInfo( 
   string ToolName,
   AsyncCallback callback,
   object asyncState
)