| My Cloud EX2100 |
| Interface | Gigabit Ethernet x 2 |
| Power inlet (DC in) |
| USB 3.0 expansion port x 1 rear |
| USB 3.0 port with direct copy x 1 front |
| Drive bays | 2 x 3.5 inch hard drive bays, hot swap capable, tray-less design |
| Processor | Marvell ARMADA 385 1.3 GHz dual-core |
| Memory | 1 GB DDR3 |
| Network protocols | DHCP Client or Static IP, IPv4 and IPv6 • NTP Client • Dynamic DNS (DDNS) • Apple Bonjour and Windows Rally Jumbo frame support up to 9K • VLAN (802.1Q) • Link Aggregation and failover for 2 Gigabit Ethernet ports |
| UPnP port forwarding • LLTD Link Layer Topology Discovery Protocol • iSCSI • SSH |
| Network file services | CIFS/SMBv3 for Windows, Mac OS X and Linux |
| Linux Distributed File System (DFS) • |
| Security | Active Directory support for Windows Server 2003/ 2008/ 2012 |
| Volume Encryption (256 bit AES) |
| File system | EXT4 for internal HDD |
| Support following formats for externally attached USB drives |
| • FAT/FAT32 • NTFS (read and write capability) • HFS+J (case sensitive) • Linux EXT2, EXT3, EXT4 |
| Support for mounting ISO-Image |
| Disk management | RAID: JBOD, spanning, 0/1 support |
| RAID migration; Hot swapping; Disk roaming; Array roaming |
| Power management | Drive Spin Up/Down (including Attached WD USB drives) • Automatic power recovery (with UPS) |
| Schedule power on/off • Graceful shutdown on UPS low battery • UPS connection via USB or network • Wake On LAN |
| Remote access | My Cloud and WD Photos™ mobile apps |
| My Cloud Desktop app |
| User/Group management | Max No. of Users: 512 for Samba, 800 for ADS Max No. of User Groups: 64 for Samba, 200 for ADS |
| Max No. of Network Shares: Max No. of Network Shares: 128 |
| Quotas for groups or users |
| Backup management | Remote backups: My Cloud Expert Series to My Cloud Expert Series locally or remotely Backup internal files or folders on the device to other files/folders on the NAS or attached USB Cloud-based backup services: Amazon S3 and ElephantDrive |
| Automatic backup software: WD SmartWare™ Pro (for up to 10 PC users); Apple Time Machine 10.5.8+ support (for Mac® users) |
| Media streaming | Twonky media server • DLNA 1.5 certification • iTunes® Server |
| For the latest information on available third-party apps, visit: |
| Third-party app support | |
| wd.com/EX2100 |
| iSCSI | iSCSI Target • Up to 64 iSCSI Targets |
| CHAP authentication • iSNS (Internet Storage Name Service ) |
| Volume Virtualization: NAS can be configured as an iSCSI initiator and capable of mapping any iSCSI target of the other device to be one virtual volume. |
| • Virtual Disk Drive (via iSCSI Initiator) • Max number of virtual disk drives supported is eight (8) |
| Dimensions | Length 8.51 in (216.10 mm) |
| Width 4.28 in (108.60 mm) |
| Height 5.82 in (147.80 mm) |
| Available capacities | Available capacities 0 TB, 4 TB, 8 TB, 12 TB |
| (0 TB – diskless; 4 TB – 2 x 2 TB; 8 TB – 2 x 4 TB; 12 TB – 2 x 6 TB) |
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