Thecus N5550 User Manual

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After the Secondary server has communicated with Primary Server
successfully, then the state will changed to:
Click “Yes” to reboot both Primary and Secondary server.
If the communication has failed then you will see an error message as below.
Conditions in which the secondary server will take over to play the role as
Active:
1. Primary server RAID is damaged
2. Loss of the primary server’s data port connection
3. Primary server goes down for any other reason
When the primary server encounters the above-mentioned situations, the
secondary server (PMS) will immediately take over to play the role as active. The
secondary server's system log will show "HA changed to active, getting resources",
and "Healthy: The RAID [HA] on system [PMS] is healthy now."

Thecus N5550 Specifications

General

RAID levels	0, 1, 5, 6, 10, JBOD
Hot-swap drive bays	Yes
Storage drive capacity	0 GB
Supported file systems	ext3, ext4, XFS
Storage drive interface	Serial ATA
Total installed storage capacity	0 TB
Number of storage drives installed	0
Number of storage drives supported	5
Internal memory	2 GB
Internal memory type	DDR3
Processor family	Intel Atom®
Number of processors installed	1
Wi-Fi	No
Data link protocols	TCP/IP/AppleTalk
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Maximum data transfer rate	1000 Mbit/s
Supported network protocols	SMB/CIFS, HTTP/HTTPS, FTP, NFS v4, AFP
I/O ports	1 x mic in 1 x line in 1 x audio out
Networking features	Gigabit Ethernet
Compatible operating systems	Windows 2000/XP/2003/Vista/ 7 UNIX/Linux Mac OS X
Security algorithms	256-bit AES
Cables included	AC
FireWire 400	FireWire-interface with a data transmission speed of 400 Mbit/s (50MB/s). FireWire is a serial computer bus technology designed as replacement of SCSI and is based on the IEEE 1394 and 1394b standards.
USB 2.0 ports quantity	4
Ethernet LAN (RJ-45) ports	2
Bundled software	Acronis True Image Thecus Backup Utility
Display type	LCD
Product color	Black
Power supply unit (PSU) capacity	200 W
Operating temperature (T-T)	5 - 40 °C
Operating relative humidity (H-H)	0 - 80 %
Sustainability certificates	RoHS
Certification	CE/FCC/C-Tick/VCCI/BSMI VMware, Citrix, WEEE

Weight and Dimensions

Depth	240 mm
Width	190 mm
Height	230 mm