DiskStation DS1817
OverView
DS1817 is a powerful, scalable 8-bay NAS delivering outstanding data transfer rates. With built-in dual 10GbE LAN ports in addition to dual Gigabit ports, DS1817 supports Link Aggregation and failover functions for maximum performance and service continuity
Key Features
- Quad – core 1.7 GHz CPU
- 2 x 10GBASE-T and 2 x 1GbE ports
- Scale up to 18 drives
Sepcifications
| Hardware Specifications | |
| CPU | |
| CPU Model | Annapurna Labs Alpine AL-314 |
| CPU Architecture | 32-bit |
| CPU Frequency | Quad Core 1.7 GHz |
| Hardware Encryption Engine (AES-NI) | |
| Memory | |
| System Memory | 4 GB DDR3L |
| Memory Module Pre-installed | 4GB (1 x 4GB) |
| Total Memory Slots | 2 |
| Memory Expandable up to | 8 GB (4 GB x 2) |
| Storage | |
| Drive Bay(s) | 8 |
| Maximum Drive Bays with Expansion Unit | 18 |
| Compatible Drive Type |
|
| Maximum Internal Raw Capacity | 96 TB (12 TB drive x 8) (Capacity may vary by RAID types) |
| Maximum Raw Capacity with Expansion Units | 216 TB (96 TB + 12 TB drive x 10) (Capacity may vary by RAID types) |
| Maximum Single Volume Size | 108 TB |
| Hot Swappable Drive | |
| External Ports | |
| RJ-45 1GbE LAN Port | 2 (with Link Aggregation / Failover support) |
| USB 3.0 Port | 2 |
| RJ-45 10GbE LAN Port | 2 (with Link Aggregation / Failover support) |
| eSATA Port | 2 |
| File System | |
| Internal Drives | EXT4 |
| External Drives |
|
| Appearance | |
| Size (Height x Width x Depth) | 157 mm x 340 mm x 233 mm |
| Weight | 5.31 kg |
| Others | |
| System Fan | 120 mm x 120 mm x 2 pcs |
| Fan Speed Mode |
|
| Easy Replacement System Fan | |
| Power Recovery | |
| Noise Level* | 24.2 dB(A) |
| Scheduled Power On/Off | |
| Wake on LAN/WAN | |
| Power Supply Unit / Adapter | 250W |
| AC Input Power Voltage | 100V to 240V AC |
| Power Frequency | 50/60 Hz, Single Phase |
| Power Consumption* | 59.1 W (Access) 26.4 W (HDD Hibernation) |
| British Thermal Unit | 201.66 BTU/hr (Access) 90.08 BTU/hr (HDD Hibernation) |
| Environment Temperature | |
| Operating Temperature | 5°C to 40°C (40°F to 104°F) |
| Storage Temperature | -20°C to 60°C (-5°F to 140°F) |
| Relative Humidity | 5% to 95% RH |
| Certification |
|
| Warranty | 3 Years |
| Notes |
|
| DSM Specifications | |
| Storage Management | |
| Maximum Internal Volume Number | 256 |
| Maximum iSCSI Target Number | 32 |
| Maximum iSCSI LUN | 256 |
| iSCSI LUN Clone/Snapshot, Windows ODX | |
| SSD Read/Write Cache | |
| SSD TRIM | |
| Supported RAID Type |
|
| RAID Migration |
|
| Volume Expansion with Larger HDDs |
|
| Volume Expansion by Adding a HDD |
|
| Global Hot Spare Supported RAID Type |
|
| File Sharing Capacity | |
| Maximum User Accounts | 2048 |
| Maximum Groups | 256 |
| Maximum Shared Folder | 256 |
| Maximum Shared Folder Sync Tasks | 4 |
| Maximum Concurrent CIFS/AFP/FTP Connections | 1000 |
| Maximum Concurrent CIFS/AFP/FTP Connections (with RAM expansion) | 1200 |
| Windows Access Control List (ACL) Integration | |
| NFS Kerberos Authentication | |
| High Availability Manager | |
| Log Center | |
| Syslog Events per Second | 400 |
| Virtualization | |
| VMware vSphere 5 with VAAI | |
| Windows Server 2012 | |
| Windows Server 2012 R2 | |
| Citrix Ready | |
| OpenStack | |
| Add-on Packages | |
| Central Management System | |
| Cloud Station Server | |
| Maximum Concurrent File Transfers | 1000 |
| Maximum Number of Concurrently Connected Devices (with RAM expansion) | 1200 |
| Maximum Number of Synced Files (ext4) | 500,000 / single file reaction time 763 ms |
| Download Station | |
| Maximum Concurrent Download Tasks | 50 |
| Driver | |
| Maximum Number of Synced Files | 500,000 / single file reaction time 362 ms |
| Maximum Number of Concurrent Connections for PC Clients | 450 |
| Media Server | |
| Surveillance Station | |
| Maximum IP cam (Licenses required) | 30 (including 2 Free License) |
| Total FPS (H.264)* | 900 FPS @ 720p (1280×720) 480 FPS @ 1080p (1920×1080) 300 FPS @ 3M (2048×1536) 250 FPS @ 5M (2591×1944) |
| Total FPS (MJPEG)* | 480 FPS @ 720p (1280×720) 300 FPS @ 1080p (1920×1080) 250 FPS @ 3M (2048×1536) 200 FPS @ 5M (2591×1944) |
| Notes | Surveillance Station throughput is tested with Axis network camera, using continuous recording with live view from Surveillance Station and motion detection by camera. Live view and recording are sharing the same stream from the camera. |
| Video Station | |
| Video Transcoding | Group 1 – Type 2 |
| Maximum Transcoding Channel Number | 1 channel, 30 FPS @ 720p (1280×720), H.264 (AVC)/MPEG-4 Part 2 (XVID, DIVX5)/MPEG-2/VC-1 |
| VPN Server | |
| Maximum Connections | 15 |
| Environment & Packaging | |
| Environment | RoHS Compliant |
| Packaging Content |
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| Optional Accessories |
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