Public Function BeginExecuteRequest( _
   ByVal requestData() As Byte, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As MobileServerProxy
Dim requestData() As Byte
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginExecuteRequest(requestData, callback, asyncState)

public IAsyncResult BeginExecuteRequest( 
   byte[] requestData,
   AsyncCallback callback,
   object asyncState
)