Imports System.Collections.Generic
Imports Utilities.FTP
 Dim fftp As New FTPclient("ftp://x69asterix.altervista.org/", Ftp.TextBox2.Text, Ftp.TextBox3.Text)
        If fftp.FtpFileExists(Ftp.Label9.Text + "/" + TextBox1.Text) Then
            'rename a file
            fftp.FtpRename(Ftp.Label9.Text + "/" + TextBox1.Text, Ftp.Label9.Text + "/" + TextBox2.Text)
            'delete a file
            ' Ftp.FtpDelete("/pub/newname.exe")
        End If