try
            {
                SessionOptions sessionOptions = new SessionOptions
                {
                    Protocol = Protocol.Ftp,
                    HostName = "172.xx.xxx.xx",
                    UserName = "usersample",
                    Password = "P@ssw0rd",
                    PortNumber = 21
                };

                using (Session session = new Session())
                {
                    // Connect
                    session.Open(sessionOptions);

                    // Download files
                    TransferOptions transferOptions = new TransferOptions();
                    transferOptions.TransferMode = TransferMode.Binary;

                    TransferOperationResult transferResult;
                    transferResult = session.GetFiles("/HST/sample.txt", "C:\Users\john\Documents\SampleFolder\", false, transferOptions);

                    // Throw on any error
                    transferResult.Check();

                    // Print results
                    foreach (TransferEventArgs transfer in transferResult.Transfers)
                    {
                        Console.WriteLine("Download of {0} succeeded", transfer.FileName);
                    }

                    Console.ReadLine();
                }

            }
            catch (Exception e)
            {
                Console.WriteLine("Error: {0}", e);
                Console.ReadLine();
            }

SshHostKeyFingerprint = "ssh-rsa 2048 xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx:xx"