TerraMaster f2-851

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Brand: TerraMaster       MPN: f2-851      
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TerraMaster f2-851

Call for price
Brand: TerraMaster       MPN: f2-851      
Price on Request
 This product is not priced online. Please contact us for a quote.

Description & Specifications

TerraMaster F2-423
2-Bay High Performance NAS For SMB

Designed for High Performance Requirements

The 2-Bay F2-423 is suitable for SMB users who need high-performance storage solutions. High performance means that users can easily handle high-load workflows, while multiple business-level backup solutions guarantee data safety and safeguard against the risk of data loss.

Excellent Performance

This is a high-performance storage solution that provides a virtual storage and database service for SMB users. It uses an Intel Celeron N5095 quad-core processor with 2.0 GHz and a maximum turbo of 2.9 GHz. It is integrated with a GPU graphics card and AES NI hardware encryption. In addition, it is equipped with two 2.5 GbE interfaces and a 4 GB DDR4 dual-channel memory (expandable up to 32 GB). Moreover, this storage solution is internally installed with 2 M.2 NVMe slots, which accelerate SSD caching and double the storage efficiency of your RAID.

SSD Caching

Faster Application Response

The performance of the F2-423 surpasses that of previous generations, offering a 50% improvement that transforms the handling of high-load workflows. Moreover, is offers a 37% increase in file and photo retrieval speeds, a 35% increase in database response speeds, and a 40% increase in webpage PHP response speeds.

Higher Transmission Speed

The F2-423 is configured with two 2.5 GbE interfaces, supporting a 2.5 GbE high-speed network bandwidth. The linear data transmission speed can reach 283 MB/s (Seagate IronWolf 18TB x 2, RAID 0). Link Aggregation offers a network bandwidth up to 5 Gb, thereby providing a cost-effective solution for multi-user and high-concurrent file access.

Powerful Multimedia Service

With 4K video decoding capability, the F2-423 is compatible with uPnP/DLNA protocol and can stream videos to various multimedia devices, including computers, smart phones, media players and televisions, by using TerraMaster’s proprietary application Multimedia Server or the one from another third-party, to deliver users constant, reliable entertainment experiences.

Multimedia Server

Flexible Storage Configuration

The F2-423 supports various RAID types including Single/RAID 0/1 It offers online capacity expansion and online migration for RAID types. It supports the creation of multiple storage spaces, and ext 4 or BTRFS file systems can be selected in accordance with various business requirements. When used in conjunction with TerraMaster USB DAS devices, the F2-423 has the ability to flexibly expand storage capacity.

TRAID

Professional Operating System

TNAS runs on TOS, a TerraMaster operating system developed based on Linux. Extensive research into the needs of various business users and the resultant continued evolution of multiple TOS generations has enabled it to integrate all-round professional storage management functions including network management, permission management, storage management, and resource monitoring via user-friendly, intuitive, and flat web interfaces. It also provides hundreds of free apps for the app market.

TOS

Across-Platform File Services

The ability of the F2-423 to support most file services (SMB, AFP, SFTP/FTP, iSCSI, NFS, and WebDAV) enables it to successfully address the across-platform file service needs of different network environments. Moreover, the F2-423 supports Windows AD domain and LDAP, thereby facilitating the incorporation of the existing IT environments of business users and improving management efficiency. The presence of permission management at the level of users, user groups, and file directories means that the F2-423 can satisfy the comprehensive requirements of business users for inter-departmental collaboration and data security.

Rich Backup Solutions

TOS can protect valuable data using visual user interfaces and trustworthy storage solutions thanks to its integration with multiple backup applications that can address backup needs in an array of circumstances. 
Centralized Backup: Backup for servers, virtual machines, employee PCs, and file servers can be initiated at the TNAS end, thus facilitating the rapid restoration of data after incidents. 
Duple Backup: In order to provide several offsite backup versions, Duple Backup provides advanced data protection by backing up files to another remote TNAS, file server, or cloud drive.
Snapshot: It is possible to take continuous snapshots of your folders or iSCSI LUNs by enabling the snapshot schedule with the advanced storage technology and optimized snapshot technology available via the BTRFS file system. When problems arise, the system can roll back to points-in-time and restore to the last backup, thereby ensuring that your data is well protected.
CloudSync: This backs up or synchronizes TNAS data with the cloud drive, which not only improves the availability of cloud data, but also provides several offsite backup versions, thus safeguarding the security of your data.

Centralized Backup               TerraSync
Duple Backup                        CloudSync
TFM Backup                           TFSS

Virtualized Applications

The F2-423 satisfies virtualized application needs and provides additional functionality within one device with the use of professional virtualized apps, including VirtualBox and Docker, and by cooperating with Docker-compose and Portainer. This lowers the cost of corporate investment in IT.

Docker Manager

System Level Security Protection

Increased cyberattacks mean that the system security of network devices security system are obliged to address considerable challenges. TOS enables various systematic safeguards, such as pam identity authentication, AES 256 encryption, automatic account lockout, anti-DoS attack, and firewall. Hence, it effectively reduces the risks of malicious attacks on your devices.

Security Isolation Mode
HyperLock-WORM File System
OTP Authorization
Snapshot
Offline Backup

Multiple Commercial Applications

TNAS allows business users to easily build file servers, mail servers, web servers, FTP servers, MySQL databases, CRM, Node.js, Java VMs, and many other services, thereby satisfying the commercial requirement of various SMBs in such fields as education, consulting, finance, scientific research, and law.

Worry-free After-sales-service

TerraMaster implements its unique after-sales-service policy that “provides replacements within 2 years” and offers worry-free quality assurance through real-time online customer service, a professional technical forum, an online user guide, a technical service mailbox, and remote troubleshooting.

Processor  
Processor Model Intel® Celeron® N5095
Processor Architecture X.86 64-bit
Processor Frequency Quad Core 2.0 GHz (Max burst up to 2.9 GHz)
CPU Single-Core Score NA
Hardware Encryption Engine Yes
Hardware Transcoding Engine H.264, H.265, MPEG-4, VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 60
Memory  
System Memory 4 GB DDR4 non-ECC SODIMM 
Pre-installed Memory module 4 GB DDR4 non-ECC SODIMM (1x 4GB)
Total Memory Slot Number 2 (DDR4 SODIMM)
Maximum Supported Memory 32 GB (16 GB+16 GB) DDR4 non-ECC SODIMM
Note TerraMaster reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
Storage  
Disk Slot Number 2
Compatible Drive types 3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD
Maximum Internal Raw Storage Capacity 40TB (20TB x2) (Capacity may vary by RAID types)
Drive Hot Swap Yes
Note  . Hard drive vendors will release their latest models of hard drives, and Maximum internal raw storage capacity may be adjusted accordingly.
. The maximum single volume size is not directly related to the maximum raw capacity.
File System  
Internal Drive Btrfs, EXT4
External Drive EXT3, EXT4, NTFS, FAT32, HFS+
External Ports  
RJ-45 1GbE Network Jack NA
RJ-45 2.5GbE Network Jack 2
RJ-45 10GbE Network Jack NA
 SFP+ 10GbE Network Jack NA
USB3.1 Host Port 2(10Gbps)
USB2.0 Host Port NA
COM NA
HDMI 1(HDMI 2.0)
VGA NA
PCIe Slots NA
M.2 2280 NVMe Slot 2 (PCIe 3.0 x1)
Appearance  
Size (H*W*D) 227 x 119 x 133 mm
Packaging Size (H*W*D) 258 x 220 x 170  mm
Weight 2.4 kg
Others  
System Fan 80 x 80 x 25mm  1PCS
Fan Mode Smart, High speed, Middle speed, Low speed
Noise Level 26.4 dB(A) (Fully loaded Seagate 4TB ST4000VN008 hard drive(s) in idle state) 
Power Supply 40W
Redundancy Power Supply NA
AC Input Voltage 100V - 240V AC
Current Frequency 50/60 Hz, Single frequency
Power Consumption 22.1W(Fully loaded Seagate 4TB ST4000VN008 hard drive(s) in read/write state) 
11.4 W (Fully loaded Seagate 4TB ST4000VN008 hard drive(s) in hibernation)
Limited warranty 2 years
Certificate FCC, CE, CCC, KC
Environment RoHS, WEEE
Temperature  
Working Temperature 0°C  ~ 40°C (32°F ~ 104°F)
Storage Temperature -20°C ~ 60°C (-5°F ~ 140°F)
Relative Humidity 5% ~ 95% RH
Package Contents  
  Host unit (x1)
Power cord (x1)
Power Adapter(x1)
RJ-45 network cable (x1)
Quick Installation Guide (x1)
Limited Warranty Note(x1)
Screws(a few)
TOS Features  
OS Supported  
Supported Client OS Windows OS, Mac OS, Linux OS
Supported Web Browsers Google Chrome 97.0.xxxx, Mozilla Firefox 9.3,Apple Safari 12.1 ; Microsoft Edge 99.0.xx or later version.
Supported mobile OS iOS14.0, Android 10.0 or later version
Storage Management  
Supported RAID Types TRAID,Single, JBOD, RAID 0, RAID 1
Maximum Internal Volume Number 256
Maximum iSCSI Target 128
Maximum iSCSI LUN 256
Volume Expansion with Larger HDDs RAID 1,TRAID
Volume Expansion by Adding a HDD NA
RAID Migration Yes
SSD Cache Yes
Hot Spare Yes
SSD TRIM NA
Hard Drive S.M.A.R.T. Yes
Seagate IHM Yes
NVRAM write cache(BBU-protected) NA
Shared Folder Snapshot Yes
LUN Snapshot NA
File Services  
File Protocol SMB/AFP/NFS/FTP/SFTP/WebDAV
Maximum Concurrent SMB/AFP/FTP/SFTP Connections 500
Windows Access Control List (ACL) Integration Yes
NFS Kerberos Authentication Yes
Account & Shared Folder  
Maximum local user's account number 2048
Maximum local group number 512
Maximum shared folders number 512
Maximum shared folders syncing tasks 8
Backup  
Rsync Backup Yes
Duple Backup Yes
Centralized Backup Yes
Snapshot Yes
USB  Backup Yes
Cloud Sync Yes
Time Machine Backup Yes
File System Snapshot Yes
TFM Backup Yes
Networking  
TCP/IP IPv4/IPv6
Protocols CIFS/SMB, NFS, FTP, SFTP, HTTPS, SSH, iSCSI, SNMP
Link Aggregation Yes
DLNA Compliance Yes
VPN Client Yes
VPN Server Yes
Proxy Client Yes
Proxy Server NA
UPnP/Bonjour Discovery Yes
TNAS.online Remote Access Yes
DDNS Yes
Access Right Management  
Batch users creation NA
Import/Export users Yes
User Quota Managerment Yes
Local user access control for CIFS/SAMBA and FTP Yes
Domain Authentication  
AD Domain Yes
LDAP Client Yes
LDAP Server NA
Security  
Firewall Protection Yes
Account Auto-block Protection Yes
AES Shared Folder Encryption Yes
Importable SSL certificate Yes
Instant Alert via email, Desktop Notification, Beep Yes
RSA 2048 Encryption(TOS 5.0) Yes
PAM (Pluggable Authentication Modules) Yes
OTP Authentication(TOS 5.0) Yes
HyperLock File System(TOS 5.0) Yes
Power Managerment  
Power Resume Yes
Scheduled Power On/Off Yes
Wake up On LAN(WOL) Yes
UPS Supported Yes
Administration  
Multi-window, Multi-task System Management Yes
Custom Desktop Yes
Control Panel Yes
Resource Monitor Yes
Syslog Yes
OS UI Language English,German, French, Spanish, Italian, Magyar, Chinese,Japanese,Korean,Turkish, Portuguese, Russian
Applications  
Application Center Yes
iSCSI Target Yes
Terra Photos Yes
TerraSync Yes
Duple Backup Yes
CloudSync Yes
Centralized Backup Yes
USB Backup Yes
VPN Server Yes
Transmission Yes
qBittorent Yes
Aria 2 Yes
Terra Search Yes
Deduplication Yes
Web Server Yes
Clam Antivirus Yes
EMBY Yes
Multi Media Server Yes
Plex Media Server Yes
Docker Manager Yes
Snapshot Yes
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