Netgear RN21242E ReadyNAS RN21242E-100NAS Data Sheet

ReadyNAS 2120 Series Network Attached Storage (NAS)   

     

                  

Data Sheet

RN2120

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Data Protection (Backup & Replication) 

• Unlimited block-based snapshots for 

continuous data protection  

• Restore Snapshots to any point in time
• Restore Snapshot data from local admin 

GUI, ReadyCLOUD, or native Windows File 

Explorer

• Scheduled and manual snapshots
• File Synchronization (rsync)
• Encrypted Remote Replication
• Cloud managed Remote Replication 

(ReadyNAS to ReadyNAS).  No licenses 

required for ReadyNAS OS 6 devices.  

• AES 256-bit volume based encryption
• X-RAID2 (automatic single volume online 

expansion)

• Single Disk, JBOD
• RAID Levels: 0, 1, 5, 6, 10 (RAID level 

support depends on number of drives/bays)

• RAID Global Hot Spare
• eSATA Expansion
• Backup to external storage (USB/eSATA)
• Apple Time Machine support
• Remote Apple Time Machine backup and 

restore  (over ReadyNAS Remote)

• ReadyNAS Vault Cloud backup (optional 

service)

• ReadyDROP file synchronization (sync 

folder on Mac/Windows to a folder on 

ReadyNAS)

• DropBox file synchronization (requires 

DropBox account)

• Real-time Anti-Virus scanning using 

signature and heuristic algorithms. (No 

end-user licenses required) Protection for 

viruses, malware, worms, and Trojans.

Storage Area Networks (SAN), 

Virtualization 

• Unlimited iSCSI LUN Snapshot
• Thin or thick provision LUNs
• Multi-LUN per target
• LUN mapping
• LUN masking
• SPC-3 Persistent Reservation (iSCSI)
• MPIO (iSCSI)
• MC/S (iSCSI)
• Max # iSCSI Target: 256
• Max # iSCSI LUN: 256
• VMware vSphere 5
• Citrix XenServer 6

• Windows Server 2008 Hyper-V
• Windows Server 2008 Failover Clustering
• Windows Server 2012

ReadyCLOUD (cloud access to ReadyNAS)

• ReadyCLOUD portal based data access and 

management 

• VPN quality remote data transfer and 

management

• Share data with friends & co-workers 

directly from portal

Remote Access Clients

• ReadyNAS Remote  clients for Apple Mac 

OS X, Microsoft Windows, Android, Apple 

iOS (Remote file access and management 

client).

•  VPN quality remote data transfer and 

management 

• Simple remote access through ReadyNAS 

Remote (no firewall or router configuration 

needed)

• ReadyDROP file synchronization (sync 

folder on Mac/Windows to a folder on 

ReadyNAS)

File System & Transfer Protocols

• ReadyNAS OS 6
• Linux 3.x
• Internal File System: BTRFS
• External File System: EXT3, EXT4, NTFS, 

FAT32, HFS+

• Copy-on-write file system
• Microsoft Network (CIFS/SMB)
• Apple OS X (AFP 3.3)
• Linux/Unix (NFS v3)
• Internet (HTTP)
• Secure Internet (HTTPS)
• File Transfer Protocol (FTP)
• FTP over SSL / TLS (explicit)
• FTP Passive mode with port range setup
• FTP Bandwidth control
• FTP Anonymous
• FTP Transfer Log
• Secure Shell (SSH)
• SSH File Transfer Protocol (SFTP)
• Web Authoring (WebDAV)
• Storage Array Network (iSCSI)
• File Synchronization (rsync)
• Local web file manager

Users/Groups

• Max # Users: 8192
• Max # User Groups: 8192
• Max # Share Folder: 1024
• Max # Concurrent Connections: 1024
• Share Folder Level ACL Support
• Advanced Folder Permissions with Subfolder 

ACL support for CIFS/SMB, AFP, FTP

• Microsoft Active Directory (AD) Domain 

Controller Authentication

• Local access list
• ReadyCLOUD based ACL
• Domain user login via CIFS/SMB, AFP, FTP

Management

• ReadyCLOUD cloud based discovery and 

management

• RAIDar local discovery agent (Windows/

Mac)

• Save and restore system configuration 

(clone devices)

• Local event log
• Send events to SYSLOG server
• Connection reporting (SMB)
• Local Graphical User Interface (GUI) 

Languages: English, German, French, 

Japanese, Chinese, Russian, Swedish, 

Portuguese, Italian, Spanish, Polish, Czech, 

Dutch, Korean

• Genie+ marketplace integration to add 

productivity, media, backup, surveillance 

and other applications

• Unicode support
• Volume Management
• Thin provision Shares and LUNs
• Instant Provisioning/Expansion with data 

protection

• Restore to factory default 
• Supported Operating Systems (Microsoft 

Windows Vista (32/64-bit), 7 (32/64-bit), 

8 (32/64-bit), Microsoft Windows Server 

2008 R2/2012, Apple OS X, Linux/Unix, 

Solaris, Apple iOS, Google Android)

• Supported Web Browsers (Microsoft 

Internet Exploer 9+, Mozilla Firefox 14+,  

Google Chrome 20+, Apple Safari 5+)

Technical Specifications