Скачивание с фтп

      FtpWebRequest reqFTP;
 
      string ftpServerIP = "1.1.1.1";
      string filePath = ".";
      string fileName = clversion + ".rar";
      string ftpUserID = "tf2";
      string ftpPassword = "tf2";
      FileStream outputStream = new FileStream(filePath + "\\\\" + fileName, FileMode.Create);
       
      reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri("ftp://" + ftpUserID + ":" + ftpPassword + "@" + ftpServerIP + "/launch/" + clversion + "/" + fileName));
      reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
       reqFTP.Method = WebRequestMethods.Ftp.DownloadFile;
      reqFTP.UseBinary = true;
      reqFTP.UsePassive = false;
      FtpWebRequest fsize = FtpWebRequest.Create("ftp://" + ftpUserID + ":" + ftpPassword + "@" + ftpServerIP + "/launch/" + clversion + "/" + fileName) as FtpWebRequest;
      fsize.Method = WebRequestMethods.Ftp.GetFileSize;
      FtpWebResponse response = (FtpWebResponse)reqFTP.GetResponse();
      Stream ftpStream = response.GetResponseStream();
      dataLength = fsize.GetResponse().ContentLength;
      float filesize = dataLength / 1048576; 
      long cl = response.ContentLength;
      int bufferSize = 1024;
      int readCount;
      byte[] buffer = new byte[bufferSize];
      readCount = ftpStream.Read(buffer, 0, bufferSize); 
       while (readCount > 0)
            {
                outputStream.Write(buffer, 0, readCount);
                readCount = ftpStream.Read(buffer, 0, bufferSize);
                Application.DoEvents();
            }
           
            Application.DoEvents();
              
            ftpStream.Close();
            outputStream.Close();
            response.Close();

while (readCount > 0)
            {
                int readLength=dataLength > bufferSize? bufferSize:dataLength;
outputStream.Write(buffer, 0, readCount);
                readCount = ftpStream.Read(buffer, 0, readLength);
dataLength-=readCount;
                Application.DoEvents();
            }