Chapter 6 Optional Functions
6.2 Backup (Advanced Copy)
ETERNUS DX80 S2/DX90 S2 Disk storage system Overview
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● EC or REC Reverse
Restoration of the copy source from the copy destination is possible by switching the EC or REC copy source
and destination.
Figure 6.6 EC or REC Reverse
● Multiple copy
Multiple copy destinations can be set for a single copy source area to obtain multiple backups. Up to eight
OPC, QuickOPC, SnapOPC, EC, or REC sessions can be set for a multiple copy.
Figure 6.7 Multiple copy
Copy source Copy destination
EC or REC
EC or REC
Copy destination Copy source
Reverse
Copy destination 1
Copy source
Copy destination 2
Copy destination 3
Copy destination 4 Copy destination 5
Copy destination 6
Copy destination 7
Copy destination 8
ETERNUS DX Disk storage systemETERNUS DX Disk storage system
ETERNUS DX Disk storage system