File Transfer using FTP in C#

   private void UploadFiles()
        {
            try
            {
                string ftplocation = "ftp://ServerIp//Directory";              
                string file = @"InputFilePath";
                string user = "username";
                string password = "password";
                String filename = Path.GetFileName(file);              
                FtpWebRequest request = (FtpWebRequest)FtpWebRequest.Create(ftplocation + "/" + "UploadFileName");              
               
                // Configure the connection request            
                request.Method = WebRequestMethods.Ftp.UploadFile;            
                request.Credentials = new NetworkCredential(user, password);            
                request.UsePassive = true;            
                request.UseBinary = true;            
                request.KeepAlive = false;
                request.Proxy = null;
                request.Timeout = 600000;
               
                // Create a stream from the file            
                FileStream stream = File.OpenRead(file);            
                byte[] buffer = new byte[stream.Length];              
               
                // Read the file into the a local stream            
                stream.Read(buffer, 0, buffer.Length);              
               
                // Close the local stream            
                stream.Close();              
               
                // Create a stream to the FTP server            
                Stream reqStream = request.GetRequestStream();              
               
                // Write the local stream to the FTP stream    2 bytes at a time                            
                int offset = 0;            
                int chunk = (buffer.Length > 2048) ? 2048 : buffer.Length;                                    
                while (offset < buffer.Length)            
                    {                
                        reqStream.Write(buffer, offset, chunk);                
                        offset += chunk;                
                        chunk = (buffer.Length - offset < chunk) ? (buffer.Length - offset) : chunk;            
                    }            
                // Close the stream to the FTP server            
                reqStream.Close();                
            }
            catch (Exception ex)
            {
                //TODO: Exception handling
           
            }         
                   
        }