esito = uploadImageResize.ftp("ftp://ftp.miosito.it/", "utente", "password", FileUpload1.FileName, FileUpload1.FileBytes, id)
Imports Microsoft.VisualBasic
Imports System.Net
Imports System.Net.FtpWebRequest
Imports System.Net.WebClient

Public Class Class_ftp

    Function ftp(ByVal ftpURL As String, ByVal userid As String, ByVal pswd As String, ByVal filename As String, ByVal filenameb() As Byte, ByVal parte As String)
        'Accesso all' ftp del sito
        Dim clsRequest As System.Net.FtpWebRequest = DirectCast(System.Net.WebRequest.Create(ftpURL & filename), System.Net.FtpWebRequest)
        Dim bFile() As Byte

        clsRequest.Credentials = New System.Net.NetworkCredential(userid, pswd)
        clsRequest.Method = System.Net.WebRequestMethods.Ftp.UploadFile
        clsRequest.UsePassive = False


        ' leggo il file

        bFile = filenameb
        'upload il file via ftp
        Dim clsStream As System.IO.Stream = clsRequest.GetRequestStream()

        clsStream.Write(bFile, 0, bFile.Length)
        clsStream.Close()
        clsStream.Dispose()



        Return filename
    End Function

End Class