TeraStation 51220RH - NAS BUFFALO - Free user manual and instructions
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| Product Type | NAS (Network Attached Storage) |
| Brand | Buffalo |
| Model | TeraStation 51220RH |
| Form Factor | Rackmount 2U |
| Number of Drive Bays | 12 |
| Supported Drive Interface | SATA III (6 Gbps) |
| Processor | Intel Xeon (varies by variant) |
| System Memory | 8 GB DDR4 (expandable) |
| RAID Levels | 0, 1, 5, 6, 10, 50, 60, JBOD |
| Network Interfaces | 2 x 10GbE SFP+ or 4 x 1GbE |
| USB Ports | 2 x USB 3.0 |
| Power Supply | Dual redundant PSU (hot-swappable) |
| Dimensions (H x W x D) | 3.5 x 17.2 x 26.0 inches (89 x 437 x 660 mm) |
| Weight | Approximately 45 lbs (20.4 kg) without drives |
| Cooling | 3 x 80mm fans with temperature control |
| Operating System | Buffalo NAS OS (Linux-based) |
| Key Features | iSCSI support, snapshot, encryption, cloud backup |
| Supported Protocols | SMB/CIFS, NFS, AFP, FTP, SFTP, HTTP/HTTPS |
| Power Consumption | Typical 120W (with drives) |
| Operating Temperature | 41°F to 95°F (5°C to 35°C) |
| Compliance | FCC, CE, RoHS |
| Warranty | 3 years limited |
Frequently Asked Questions - TeraStation 51220RH BUFFALO
What is the maximum storage capacity of the Buffalo TeraStation 51220RH?
The maximum capacity depends on the hard drives used. It supports up to 12 SATA III drives, so with current 22TB drives, it can reach 264TB raw capacity.
Does the TeraStation 51220RH support SSD caching?
Yes, it supports SSD caching to accelerate read and write operations. You can install SSDs in some bays and configure them as cache.
How can I access my data remotely?
You can access your data via the Web Admin interface, or set up FTP, WebDAV, or VPN. Buffalo also offers cloud synchronization services.
Can I replace a failed drive without shutting down the NAS?
Yes, the TeraStation 51220RH supports hot-swappable drives. You can replace a failed drive while the system is running, provided you have configured RAID with redundancy.
What RAID levels are recommended for data protection?
For a balance of performance and redundancy, RAID 5 or RAID 6 are commonly used. For critical data, RAID 10 offers both speed and fault tolerance.
How do I initially set up the TeraStation 51220RH?
Connect the NAS to your network, power it on, and use the NAS Navigator2 tool to find its IP address. Then log into the Web Admin interface to configure RAID, users, and shares.
Does this NAS support Active Directory integration?
Yes, it supports Active Directory domain membership, allowing users to authenticate with their domain credentials.
What backup options are available?
The TeraStation includes built-in backup tools like Backup Utility for local and remote backups, and supports rsync, Amazon S3, and USB copy.
How can I monitor system health and performance?
The Web Admin interface provides a dashboard showing CPU usage, memory, disk status, and network activity. Email alerts can be configured for critical events.
Is the TeraStation 51220RH compatible with third-party hard drives?
Yes, it supports standard 3.5-inch SATA hard drives. However, for best compatibility and support, Buffalo recommends using their tested drives or enterprise-class drives.
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USER MANUAL TeraStation 51220RH BUFFALO
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Product information
Brand : BUFFALO
Model : TeraStation 51220RH
Category : NAS