Modern business faces the challenge of dramatic growth of digital data, including documents, emails, applications, and so on. To deploy the IT environment with a reliable, affordable and expandable storage center to securely store, share, and back up the digital assets has become an important task for the server managers of the SMB and entry-level enterprise nowadays.

TS-239 Pro II+ houses up to two 3.5-inch or 2.5-inch SATA hard disk drives, incorporates Intel® Atom™ 1.8GHz single core processor and 1GB memory, and is capable of delivering ultra high performance, reliability, and lower power consumption during intensive data transfers. The NAS is an efficient and powerful business storage center with advanced iSCSI services, cross-platform data sharing, and all-in-one server applications. With VMware® Ready™ and Citrix® Ready™ certification, and proven compatibility with Microsoft Hyper-V environment, the NAS is an ideal shared storage solution in the virtualized and clustered environment.

Brand New Turbo NAS Series for Business

The Most Affordable and Flexible Virtualization Solution
TS-239 Pro II+ is certified as compatible with VMware® vSphere4 (ESX 4.0 and above) and Citrix® XenServer virtualization platforms, and is also compliant with Windows 2008 Failover Cluster. The NAS can be utilized as the network shared storage of VMware, Citrix virtualization environments and Windows clustered servers. Comparing with traditional SAN (Storage Area Network), the NAS is a competitive alternative with much lower setup and maintenance costs in an IP SAN.

Feature-rich and Integrated Applications for Business
The NAS supports file sharing across Windows, Mac, Linux, and UNIX platforms. Versatile business applications such as file server, FTP server, printer server, web server, and Windows AD (Active Directory) support are provided. The dominant features, such as WebDAV, Share Folder Aggregation (also known as DFS), IPv6 and IPv4 dual-stack, Wake on LAN, schedule power on/ off, HDD S.M.A.R.T, comprehensive log systems, and policy-based unauthorized IP blocking are all included.

New iSCSI/ IP SAN for Virtualization Deployments
Turbo NAS provides flexible and secure storage server deployment with the following enhanced iSCSI features:

• NAS + iSCSI/ IP SAN storage solution
• Flexible multiple LUNs management
• Secure IP SAN environment deployment
• Designed for virtualized and clustered environments
  Comparing with the high cost of Fibre Channel SAN, Turbo NAS is an affordable system that can be deployed as a storage center for virtualized and clustered server environments, such as VMware, Citrix and Microsoft Windows Failover Cluster.

iSCSI Features	QNAP NAS	Other NAS
VMware Ready® certified iSCSI array
Citrix Ready™ certified iSCSI storage
Windows 2008 Hyper-V and Failover Cluster compatible
SPC-3 for clustered environment deployment
MC/S for failover, load balancing and performance gain
MPIO for failover and load balancing.
LUN masking for advanced security
LUN mapping for flexible management
Thin Provisioning for efficient disk usage

Storage Expansion by Virtual Disk Drive (VDD)
The NAS supports flexible storage expansion by stacking other iSCSI targets on the network via its built-in iSCSI initiator. The connected iSCSI targets are turned into "virtual disk drives" of the NAS to provide more storage capacity.

Superior Performance and Energy-saving Design
The NAS delivers superior performance and high reliability for critical business applications. It is optimized to achieve low noise and low power consumption for environment protection.

SAMBA/ FTP Access

• FTP/SAMBA Testing Environment: Intel Core2 Quad CPU Q8300 2.50GHz/ 4GB DDRII RAM, WD640AAKS 640GB, Windows 7 Enterprise 32 Bits,Intel PRO 1000 PT Dual Port Server Adapter 82571
• FTP/SAMBA Testing Method: Connect the TS-239 Pro II+ and PC to switch, upload/download 5GB File without Jumbo Frame, FTP Tool: File Zilla

Wake on LAN
Enable this option to power on Turbo NAS remotely by Wake on LAN.

HDD Stand-by Mode
Save power consumption by enabling this option to make HDD enter stand-by mode if there is no access within the specific period.

Scheduled Power On/Off
You can create schedules to automatically turn on, turn off, or restart the NAS. Up to 15 schedules can bet set.

Abundant Business Features
Turbo NAS provides diversified server applications in the business environment.

1		FTP Server You can set up Turbo NAS as an FTP server and share the files conveniently with your friends or customers.
2		Encrypted Remote Replication The data on Turbo NAS can be backed up to or from other Turbo NAS or Rsync servers over the network.
3		File Server Turbo NAS allows file sharing across Windows, Mac, Linux, and UNIX platforms. It also supports WebDAV for you to access the share folders via HTTP/HTTPS protocol remotely.
4		Printer Server The Turbo NAS supports maximum 3 USB printers for network (LAN/WAN) printing.
5		Backup Server Turbo NAS offers you the most complete backup solution with Apple Time Machine support, remote replication to an Rsync server, Windows client backup software NetBak Replicator, and third party backup software support, and so on.
6		Virtual Host Supported Web Server You can host multiple websites on Turbo NAS with the built-in web server and virtual host feature. The NAS supports PHP, MySQL, HTTPS connection, and SSL authentication. It is the ideal solution for you to create your own websites, e-shops, blogs, content management system (CMS), wiki, and so on.
7		Surveillance Station You can connect to maximum 2 IP cameras via Turbo NAS and set up a video surveillance system with comprehensive monitoring, recording, and playback features.
		IPv6 Turbo NAS supports IPv6 (Internet Protocol Version 6) which makes your NAS a dual-stack IP host running IPv4 and IPv6 at the same time.

Advanced RAID Management with Hot-swap Design
Turbo NAS offers RAID 0, 1, single, and JBOD disk configurations. It also supports hot-swap design that a failed member drive of a RAID configuration (RAID 1 or above only) can be replaced by hot swapping without turning off the server.

Online RAID Capacity Expansion
The storage capacity of a RAID configuration can be expanded by replacing the larger hard drives. All the data will be kept and seamlessly moved to the newly installed hard drives without turning off the server.

Online RAID Level Migration
You can upgrade the disk configuration to higher RAID level with the data retained without turning off the server.

Complete Data Backup Solution
The NAS offers complete backup solution for data protection, including cloud-based storage backup (Amazon S3 , ElephantDrive), Apple Time Machine support, encrypted remote replication, Real-time Remote Replication (RTRR), third party software backup, one-touch-copy backup and QNAP exclusive Windows-based utility NetBak Replicator. You can choose different backup modes for redundant data backup.

• Cloud Storage Backup
  The Turbo NAS supports Amazon S3 and ElephantDrive online backup and storage services. You can perform scheduled and real-time backup and access your data easily on the Internet.
• Windows Client Backup Software - NetBak Replicator
  QNAP NetBak Replicator is a utility provided for you to back up the files and folders from Windows PCs to Turbo NAS and restore the data. This software supports instant data backup and recovery, file filter, scheduled backup, and more.
• Third-party Backup Software
  The NAS is compatible with popular third-party backup software, for example, Acronis True Image, CA BrightStor ARCserve Backup, EMC Retrospect, and Symantec Backup Exec.
• Remote Replication by Rsync
  The data stored on the NAS can be remotely backed up to another QNAP Turbo NAS or to Rsync servers by Rsync over the network.
• Real-time Remote Replication (RTRR)
  Real-time Remote Replication (RTRR) provides real-time or scheduled data replication between the local NAS and a remote NAS, an FTP server, or an external drive.
• Apple Time Machine Backup and Management
  Mac users can back up data from MacBooks to the NAS via Time Machine. This feature largely saves the storage space of your MacBooks. You can also specify the storage space dedicated to Time Machine backup on the NAS and manage the backup data easily via the web-based administration interface.
• One-touch-copy Backup
  You can configure the one-touch-copy button on the front of the NAS to copy the data from the NAS to an external storage device or vice versa. The NAS supports EXT3/EXT4; NTFS and HFS+ file systems for high speed data transfer and enhanced compatibility between the NAS and Windows PC or Mac OS X.

  The NAS supports EXT3, EXT4, NTFS, and HFS+ file systems for high speed data transfer and enhanced compatibility between the NAS and Windows PC or Mac OS X.

  File System	QNAP NAS	Other NAS
  EXT4, EXT3
  FAT32
  High-speed NTFS
  HFS+

  : Lower speed

Virtual LAN
You can integrate the NAS to an existing VLAN on a virtualization infrastructure and configure the NAS as the storage system of other VLAN devices.
By enabling VLAN on the NAS, only the devices with the same VLAN ID can access the NAS.

Wireless LAN
QNAP NAS supports USB wireless dongles for flexible and secure deployment in wireless network environment. You can securely connect the NAS to a wireless network with a compatible b/g/n USB Wi-Fi adapter.

Practical System and Authority Control Management Tools

	Instant SMS and Email Alert You can configure the SMTP server and SMSC server settings on the NAS in order to receive instant system warning or error messages by email and/or SMS.
	SNMP (Simple Network Management Protocol) You can collect the information, warning or error of the NAS and send to maximum 3 SNMP servers for centralized management and real-time monitoring.
	Comprehensive Event Log System Detailed logs of file-level data access to the NAS via SAMBA, iSCSI, FTP, AFP, HTTP, HTTPS, Telnet, and SSH, and networking services accessed by online users are all recorded.
	S.M.A.R.T. & Advanced HDD Health Scanning (HHS) S.M.A.R.T. (Self-Monitoring Analysis and Reporting Technology) helps you monitor the hard disk drives status. Moreover, Turbo NAS supports HHS (HDD Health Scan) for disk checking and bad blocks scanning.

Smart Fan
The fan rotation speed is automatically adjusted according to the server's temperature. You can also define the system temperatures to trigger high speed or low speed fan rotation. By manually setting the fan rotation speed, the fan will rotate at the defined speed continuously.

Policy-based Automatic IP Blocking
To prevent the NAS from malicious attacks, you can create an IP filter policy to allow, deny, or auto-block the IP address or network domain which attempts to connect to the NAS via SSH/Telnet/HTTP(S)/FTP/Samba/AFP.

Import/ Export User
The user accounts can be imported and exported in batch (BIN file) between different QNAP NAS servers.

Syslog Settings
All the system event logs and connection logs can be saved to a remote Syslog server.

Detailed System Information
You can view the system status, such as CPU usage, total memory, free memory, packets received, packets sent, error packets, system up time, CPU temperature, system temperature, hard disk drive temperature, and system fan speed.

AES 256-bit Volume-based Data Encryption
The disk volume with AES 256-bit encryption can only be accessed by an authorized encryption password or key. This prevents the NAS data from unauthorized access and data breach even if the hard disk drives were stolen.
*The data encryption functions may not available in accordance to the legislative restrictions of some countries.

DOM Architecture and Fail-safe Dual OS
Two operating systems are built on the DOM of Turbo NAS for system booting alternatively upon every system startup. When one fails, the other one will be used to boot up the NAS, and the failed OS is recoverable from the other healthy OS.

Windows Active Directory (AD) Authentication
You can import the user accounts* from a Windows AD domain to the NAS to let the domain users access the domain and the NAS with the same login settings. The NAS also supports setup of large amount of users and user groups.
*200,000 domain users and user groups can be imported according to QNAP's lab test.

Shared Folder Aggregation
You can easily access the share folders of other servers on Microsoft Networking through the "portal folder" on Turbo NAS. This saves your time and effort to login different servers one by one.

Host Access Control
The host-based permission control of QNAP NAS prevents unauthorized hosts (computers, servers) to access to the NAS folders via Microsoft Networking. You can specify the allowed access by host name, IP address or network.

Advanced Folder Permission
Advanced folder permissions allow you to configure access control to folders and subfolders of QNAP NAS. With this feature enabled, you can manage folder permissions from Microsoft Windows or the web-based management interface of the NAS without complicated procedure.

Network UPS
This feature allows multiple Turbo NAS servers on the same physical network to be protected by a single UPS via receiving UPS notification about abnormal power supply.

MyCloudNAS Service
MyCloudNAS is a service which allows you to connect to your NAS remotely from anywhere. The easy-to-use wizard helps you assign a unique name to your NAS without going through the complicated process of registering DDNS service. Various NAS services can be easily published and accessed on the Internet.

Web File Manager
Turbo NAS provides a web-based management interface Web File Manager for you to access and manage the server data anytime, anywhere by a web browser. Web File Manager supports intelligent data search, batch files upload and download, file extraction, and so on. With the support for encrypted data transfer and access control management on the NAS, you can access and share the data by Web File Manager securely.

ISO CD/DVD Archiving and Sharing
Turbo NAS supports mounting ISO images of CD and DVD discs as network shares for data archiving, storage, and sharing. This feature saves the space for storing the physical discs, reduces the risk of data loss caused by disc wearing and tearing, and enhances the performance of data sharing on a business network.

Multimedia Station
Multimedia Station is a web-based application which lets you watch your photos and videos, and play music on the NAS by a web browser. You can also share the multimedia files with your friends and publish photos to popular social networking sites such as Facebook, Plurk, Twitter, Blogger, and so on.

Data Access by iPhone and Android Mobile Devices
QNAP offers a free multimedia application QMobile for users of iPhone and Android handsets to carry all the multimedia files on the NAS in their pocket. You can stream videos, watch and upload digital pictures, play music that are stored on the NAS over the network and share your music playlists with other iPhone or Android phones users.

Software Expansion via QPKG
You can maximize the usage of Turbo NAS by installing additional QPKG software packages developed by the users and community worldwide.

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