Realizing high-availability architecture in just one single chassis, the two controllers in Synology UC3200 work simultaneously and can automatically fail over to each other in the event of disaster, delivering services without any interruptions. High-performance SAS interface drive slots with maximum 576TB raw capacity. Supporting SED (Self Encrypting Drive) to encrypt all data to hard drives, UC3200 provides upmost data security at the hardware level. Snapshot Replication is put in place with the support of Btrfs file system, offering schedulable and near-instantaneous data protection. Supporting up to 4,096 system-wide snapshots for local volumes or offsite servers, UC3200 brings application-aware snapshot protection and instant recovery of virtual machines in iSCSI LUNs in the event of a disaster