最简单的FTP问题，获取流时提示“远程服务器返回错误: (530) 未登录”

Question

代码
Uri fileUri = new Uri("ftp://localhost/tempFile/1.txt");                WebRequest request = WebRequest.Create(fileUri);
                WebResponse response = request.GetResponse();
                Stream stream = response.GetResponseStream();
请问，我应该在哪里写用户名和密码呀？有哪个参数是设置用户名密码的？

Answer 1

 public string LoginServer()
        {
            request = (FtpWebRequest)FtpWebRequest.Create(_sInterface);
            request.UseBinary = true;
            request.KeepAlive = true;
            request.Method = WebRequestMethods.Ftp.ListDirectoryDetails;
            request.Credentials = new NetworkCredential(_sName, _sPassword);
            try
            {
                response = (FtpWebResponse)request.GetResponse();
                ic = request.Credentials;
                return string.Empty;
            }
            catch (Exception ex)
            {
                request.Abort();
                return ex.Message;
            }
            finally
            {
                if (response != null)
                {
                    response.Close();
                }
            }
                             }
//这是我的编码，从中copy的一段

Answer 2

public string[] GetFileList()
        {
            string[] downloadFiles;
            StringBuilder result = new StringBuilder();
            FtpWebRequest reqFTP;
            try
            {//
                //reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri("ftp://" + ftpServerIP + "/"));
                reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri("ftp://192.168.0.1/aaa/"));
                reqFTP.UseBinary = true;
                //reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
                reqFTP.Credentials = new NetworkCredential("xxx", "xxxx");
                reqFTP.Method = WebRequestMethods.Ftp.ListDirectory;
                WebResponse response = reqFTP.GetResponse();
                StreamReader reader = new StreamReader(response.GetResponseStream());
                string line = reader.ReadLine();
                while (line != null)
                {
                    result.Append(line);
                    result.Append("\n");
                    line = reader.ReadLine();
                }
                // to remove the trailing '\n'       
                result.Remove(result.ToString().LastIndexOf('\n'), 1);
                reader.Close();
                response.Close();
                return result.ToString().Split('\n');
            }
            catch (Exception ex)
            {
                System.Windows.Forms.MessageBox.Show(ex.Message);
                downloadFiles = null;
                return downloadFiles;
            }
        }

Answer 3

request.Credentials =new NetworkCreadential(帐号,密码,[域])