Using File Transfer Protocol (FTP) Services with QNAP TS-112

Most NAS, even the low-end models, provide ftp. But you cannot view nor edit these files directly, you need to download from remote to local before opening. That’s why people use a separate program for these operations.

It is a file transfer protocol.

lftp shows statistics after transmission.
lftp shows statistics after transmission.

It provides user control. You may make shared folders public or assign different privilege to specific user account.

Enable FTP Service and Access Control on QNAP TS-112

On TS-112, you may enable it in [Control Panel]→[Network Services]→[FTP]→[FTP Service].

Account control is in [Control Panel]→[Privileges Settings]→[Users]. Use the [Private Network Share] icon next to the username to assign. Or switch to [Control Panel]→[Privileges Settings]→[Shared Folders],  use the [Access Permissions] icon to choose from [Users and groups permission] in [Select permission type].

Enable/Disable account to use [FTP service] in [Control Panel]→[Privileges Settings]→[Users], select the [Application Privilege] icon.

Access FTP Services from Computer

Upload files to ftp server by lftp in interactive mode, use:

mirror --reverse --verbose --delete --only-newer [ source directory ] [ destination directory ]

Download files to local computer by lftp in interactive mode, use:

mirror --verbose --delete --only-newer [ source directory ] [ destination directory ]

More lftp examples may be found in lftp Command Mirror Files and Directories and lftp: backup and mirroring.


  1. Lenovo: ThinkCentre Edge 72z
  2. QNAP: TS-112
  3. Wiki: Oracle VDI
  4. Connect NAS to your Computer Directly
  5. LFTP for NAS with FTP Server
  6. FreeFileSync for Internal or External Device
  7. RedHat: Customer Portal: Support: 10.3. Using the Cache With NFS
  8. PCMagazine: Definition of:block level
  9. ExpertReview: Synology DiskStation DS213j review
  10. StorageReview: Synology DiskStation DS214se Review
  11. Ars OpenForum: file copy speed vs FTP
  12. Stephen Yeong’s Blog: Samba 50MB per second limit?
  13. reddit: NFS vs iSCSI, fight! (your thoughts on performance)
  14. superuser: AFP, SMB, NFS which is the best data transfer protocol?
  15. Apple Support Communities: iSCSI, AFP, SMB, and NFS performance with Mac OS X 10.5.5 clients
  16. AskUbuntu: Which to use NFS or Samba?
  17. QNAP Forum: VPN Centre + proxy Server
  18. QNAP Forum: TS-212 SMB速度疑問
  19. QNAP: TS-112
  20. [H]ard|Forum: SSD to NAS file transfer over gigabit – why only 30MB/s?
  21. QNAP Turbo NAS User Manual: NAS Maintenance Settings: System Restart/Shutdown
  22. Wiki: File Transfer Protocol
  23. nixCraft: Linux / Unix: lftp Command Mirror Files and Directories
  24. MetaLinux: lftp: backup and mirroring
  25. Wiki: Samba (software)
  26. Wiki: Server Message Block
  27. Wiki: Nautilus (file manager)
  28. GNOME
  29. QNAP Forum: Windows 8
  30. ServerFault: SMB claimed to be “slow”
  31. Wiki: iSCSI
  32. TechRepublic: When is it okay to allow multiple hosts to connect to a single iSCSI array?
  33. Wiki: iSCSI: Target
  34. QNAP: How to Configure iSCSI Advanced ACL on QNAP Turbo NAS
  35. Mobile01: [教學]利用Synology的NAS在Windows7下建立iSCSI磁碟機
  36. Wiki: YaST
  37. Wiki: Network File System
  38. nfs-lan
  39. GitHub: NFS-LAN
  40. QNAP Forum: NSF4 Firmware 3.8.1
  41. Mobile01: 有關 NAS 所支援的 NFS 版本
  42. QNAP Community Wiki: Mounting NFS
  43. QNAP Turbo NAS User Manual: Network Services: NFS Service
  44. The Linux Information Project: The umount Command

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