Dim instance As Session
Dim requestHeader As RequestHeader
Dim releaseContinuationPoint As Boolean
Dim continuationPoint() As Byte
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginBrowseNext(requestHeader, releaseContinuationPoint, continuationPoint, callback, asyncState)

public IAsyncResult BeginBrowseNext( 
   RequestHeader requestHeader,
   bool releaseContinuationPoint,
   byte[] continuationPoint,
   AsyncCallback callback,
   object asyncState
)