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The 1512+ supports all the features in Synology's DiskStation Manager (DSM) 4.0 OS. DSM is probably the most graphically ambitious of the OSes from QNAP and Thecus, using a multi-windowed interface illustrated in the screenshot below.

Synology DSM desktop

The DSM 4.0-2228 build I used for testing has a pretty extensive feature list, which is described in Synology's DSM Highlight pages. I'm going to attempt to summarize many of the key features below.

General Features

  • Individual drive, JBOD, RAID 0, 1, 5, 6, 10 with hot spare for RAID 5 volumes, EXT4 filesystem
  • Synology Hybrid RAID (SHR) (Allows mixing drive sizes)
  • Multi-volume support (512 maximum)
  • Hot-swappable drives
  • SMB/CIFS, HTTP/HTTPS, NFS, AFP, WebDAV file access
  • Online RAID expansion and RAID level migration
  • FTP/SFTP with upload / download bandwidth control and connection limit
  • HTTP / HTTPs admin access
  • Joins NT Domain / Active Directories for account information
  • Dual Gigabit Ethernet ports supporting Failover and 802.3ad link aggregation
  • IPv6 support (very basic)
  • iSCSI target support (32 max, 256 LUN max.)
  • User quotas
  • Email alerts
  • Logging
  • USB print serving w/ Google CloudPrint & Apple AirPrint support
  • Scheduled power down/up
  • Programmable idle disk spindown
  • Wake On LAN


  • Scheduled Backup to USB and eSATA drives
  • Schedulable To/from rsync backup with optional encryption and compression
  • Apple Time Machine support
  • Client Backup: Synology Data Replicator (Windows)


  • BitTorrent/ HTTP / FTP / NZB / eMule download service w/ scheduling (via add-on)
  • iTunes server (via add-on)
  • UPnP AV / DLNA media server (via add-on)
  • Web photo serving with Facebook integration (via add-on)
  • Web audio player (via add-on)
  • Video surveillance support, up to 20 IP cameras, 1 camera license included (via add-on)


  • iOS and Android apps for photo, audio, IP cam and file access
  • Web server with MySQL and PHP support

In addition to the features above, DSM supports a wide array of additional features via installable add-ons. The current list of add-ons is below. Just click the links for add-on descriptions.

You can also check out the live demo. The product datasheet also provides a concise feature and spec summary.

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