Chilkat.Ftp2 ftp = new Chilkat.Ftp2();
            
            bool success;

            //  Any string unlocks the component for the 1st 30-days.
            success = ftp.UnlockComponent("Anything for 30-day trial");
            if (success != true)
            {
                MessageBox.Show(ftp.LastErrorText);
                return;
            }

            ftp.Hostname = "ftp.chilkatsoft.com";
            ftp.Username = "****";
            ftp.Password = "****";
            
            //  The default data transfer mode is "Active" as opposed to "Passive".

            //  Connect and login to the FTP server.
            success = ftp.Connect();
            if (success != true)
            {
                MessageBox.Show(ftp.LastErrorText);
                return;
            }

            //  Change to the remote directory where the file will be uploaded.
            success = ftp.ChangeRemoteDir("junk");
            if (success != true)
            {
                MessageBox.Show(ftp.LastErrorText);
                return;
            }

            //  Upload a file.
            string localFilename;
            localFilename = "hamlet.xml";
            string remoteFilename;
            remoteFilename = "hamlet.xml";

            success = ftp.PutFile(localFilename, remoteFilename);
            if (success != true)
            {
                MessageBox.Show(ftp.LastErrorText);
                return;
            }

            ftp.Disconnect();

            MessageBox.Show("File Uploaded!");