Мрежови диск (NAS) Qnap TVS-873e-4G, четириядрен AMD RX-421BD 2.1/3.4 GHz, 512MB DOM, 8x SATA 6 Gbps, 2x M.2 2260/2280 SATA 6Gb/s SSDs, 4x 1000 LAN, 2x PCIe 3.0 x4, 2x HDMI, 2x 3.5 mm jacks

Qnap TVS-873e-4G

CPU:
Processor: AMD R-Series RX-421BD quad-core 2.1 GHz processor, Turbo Core up to 3.4 GHz
Architecture: 64-bit
Graphics: Embedded Radeon™ R7 graphics processor
Encryption Engine: AES-NI

System Memory:
4 GB DDR4 (2 x 2 GB)

Maximum Memory:
64 GB (4 x 16 GB)

Memory Slot:
4 x SODIMM DDR4
(For dual- or quad-DIMM configurations, you must use a pair of identical DDR4 modules.)

Flash Memory:
512MB DOM

Drive Bay:
8 x SATA 6 Gbps

Drive Compatibility:
• 3.5-inch SATA hard disk drives
• 2.5-inch SATA hard disk drives
• 2.5-inch SATA solid state drives

M.2 SSD Slot:
2 x M.2 2260/2280 SATA 6Gb/s SSDs
Note:
1. The M.2 SSD is not included as standard.
2. M.2 SSD operations can easily generate excessive heat. It is recommended to install a heatsink (from QNAP or a third-party provider) on the M.2 SSD.
SSD Cache Acceleration Support • Drive bays 1 to 8
• M.2 slots 1 to 2
• Optional: SSD using PCIe expansion slot

Hot-swappable:
Yes

The following are not hot-swappable: M.2 SSDs, SSD cache drives, SSDs using PCIe expansion slots.

Gigabit Ethernet Port:
4 x RJ45

USB QuickAccess Port:
USB Micro-B

PCIe Slot:
2 x PCIe 3.0 x4

Note: Support 10GbE LAN card, USB 3.1 Gen2 (10Gb/s) expansion card, QM2 card, or PCIe wireless network card.

USB Port:
4 x USB 3.0 (Front: 1; Back: 3)

HDMI Output:
2 x HDMI 1.4b (up to 3840 x 2160 resolution at 30 Hz)

Audio:
• 2 x 3.5 mm dynamic microphone jacks
• 1 x 3.5 mm line-out jack
• 2 x speakers
Note: You cannot use the speakers and the line-out jack simultaneously.

Display Panel:
Monochrome backlit LCD display with Enter and Select buttons

USB One Touch Copy:
Front: USB 3.0

IR sensor:
QNAP RM-IR004 remote control (MCE compatible) (sold separately)

Form Factor:
Tower

Dimensions (H x W x D):
188.2 x 329.3 x 279.6 mm
7.41 x 12.96 x 11.01 inch

Net Weight:
6.52 kg (14.37 lbs)

Power Supply Unit:
250W, 100-240V AC, 50/60Hz, 3.5A

Fan:
System: 2 x 120 mm

CPU:
1 x 60 mm

Operating Temperature & Relative Humidity:
0 ~ 40˚C ( 32˚F ~ 104˚F ), 5 ~ 95% RH non-condensing, wet bulb: 27˚C (80.6˚F)

Security Slot:
Kensington security slot


Operating System:
QTS 4.3 (embedded Linux)

Supported Client Operating Systems:
Apple Mac OS 10.7 or later
Linux and UNIX
Microsoft Windows 7, 8, and 10
Microsoft Windows Server 2003, 2008 R2, 2012, 2012 R2 and 2016
Supported Browsers
Apple Safari 7 or later
Google Chrome
Microsoft Internet Explorer 10 or later
Mozilla Firefox

Supported Languages:
Chinese (traditional and simplified), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese (Brazil), Romanian, Russian, Spanish, Swedish, Thai, and Turkish

Supported File Systems:
Internal hard drive (EXT4)
External hard drive (EXT3, EXT4, NTFS, FAT32, HFS+, and exFAT)
Note: You can purchase exFAT driver licenses on the License Center.

Networking:
TCP/IP: Dual stack (IPv4 and IPv6)
Jumbo frame (failover, multi-IP settings, port trunking, and NIC teaming)
Service binding based on network interfaces
Squid web caching proxy
Proxy client
DHCP server and client
Protocols: CIFS/SMB, AFP, NFS v3/v4, FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, and SMSC
UPnP and Bonjour Discovery
USB Wi-Fi adapter

Network & Virtual Switch:
TCP/IP: Dual stack (IPv4 and IPv6)
Jumbo frame (failover, multi-IP settings, port trunking/NIC teaming)
DHCP server and client
USB Wi-Fi adapter
Note: This feature does not support ad hoc networks because of safety considerations.

Virtual switch:
Virtual switch editing in Virtualization Station
Combining virtual machines and containers in the same virtual switch
Network Address Translation (NAT)
Spanning Tree Protocol (STP)
USB QuickAccess
WirelessAP Station

Security:
Network access protection with auto-blocking (SSH, Telnet, HTTP(S), FTP, CIFS/SMB, and AFP)
Host access control for shared folders (CIFS/SMB)
AES 256-bit volume-based and shared folder data encryption
256-bit external drive encryption (AES)
Importing of SSL certificates from Let’s Encrypt
Instant alerts through email, SMS, push service, audio, and LCD panel
2-step verification

Storage Management:
Storage space utilization monitoring
Flexible volumes and LUNs with thin provisioning and space reclaiming
Disk volume types: RAID 0,1, 5, 6, 10, 50, 60, single, JBOD
RAID hot spare and global hot spare
RAID rebuild speed customization
Advanced secure data erase

Storage pools:
Qtier™ Technology (automated storage tiering)
Auto or schedule data tiering
IO-aware auto tiering
Shared folder tiering on demand
Snapshots
Volume and LUN snapshots
Snapshot Dashboard
Snapshot Manager
Snapshot Cloning
Snapshot Vault
Snapshot Replica
Support for Windows previous versions (CIFS/SMB)
Snapshot Agent for Microsoft Windows and VMware vSphere
Online volume expansion
Online storage pool expansion
Online RAID capacity expansion and online RAID level migration
SMART data migration
Storage expansion through QNAP expansion units
JBOD enclosure roaming
SSD read-only or read-write cache
Bad block scan and hard drive S.M.A.R.T.
Bad block recovery and RAID recovery
Bitmap support

iSCSI (IP SAN):
iSCSI targets with multiple LUNs
Note: The maximum total number of targets is 256.
LUN mapping and masking
Online LUN capacity expansion
SPC-3 persistent reservation
MPIO & MC/S
iSCSI Extensions for RDMA with VMware ESXi
iSCSI LUN backup, one-time snapshot, and restoration
Virtual disk drive using iSCSI initiator
Note: The maximum number of virtual disk drives is 8.
Stack chaining master

Power Management:
Wake on LAN
Standby mode for internal drives
Scheduled power on and off
Automatic power on after power recovery
USB and network UPS support with SNMP management

Access Rights Management:
Multiple user creation
User data importing and exporting
User quota management
Local user access control (AFP, CIFS/SMB, FTP, and WebDAV)
Application access control (File Station, Music Station, Photo Station, and Video Station)
Subfolder permissions (AFP, CIFS/SMB, FTP, and File Station)

Domain Authentication:
Microsoft Active Directory (AD) and domain controller
LDAP server and client
Domain user login (AFP, CIFS/SMB, FTP, and File Station)
myQNAPcloud
Free host name registration (DDNS)
Optional myQNAPcloud SSL certificates (DDNS)
Auto router configuration through UPnP
Web-based file manager with HTTPS 2048-bit encryption
CloudLink for remote access without complex router setup

Qsync:
File syncing across multiple devices with SSL secure connection
Selective synchronization for specific folders or subfolders
Team folders as file center for better collaboration
Note: The maximum number of sync tasks is 32.
File sharing through email links
Policy settings for conflicting files and file type filter
Version control for a maximum of 64 versions
Unified privilege and configuration management
Central configuration mode
Remote erase and restore
Windows and Mac OS support

Resource Monitor:
Monitoring of NAS system resources such as CPU, memory and network
Monitoring of NAS storage resources such as volumes, RAID, and disk activity
Monitoring of resource usage by NAS applications
Creation of extra swap space when SSDs are installed



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