Contents
Notes, Cautions, and Warnings...................................................................................................2
1 Introduction to the DR Series System......................................................................................9
About the DR Series System GUI Documentation....................................................................................................9
Other Information You May Need.............................................................................................................................9
Source Code Availability.........................................................................................................................................10
2 Understanding the DR Series System....................................................................................11
About the DR Series System...................................................................................................................................12
Drive and Available Physical Capacities................................................................................................................12
Internal Drive Capacity.....................................................................................................................................13
External Drive Capacity ...................................................................................................................................13
Data Storage Terminology and Concepts...............................................................................................................13
Data Deduplication and Compression..............................................................................................................16
Replication........................................................................................................................................................17
Reverse Replication.........................................................................................................................................18
Reverse Replication: Alternate Method...........................................................................................................19
Supported File System Protocols............................................................................................................................19
NFS...................................................................................................................................................................19
CIFS..................................................................................................................................................................20
CIFS ACL Support.............................................................................................................................................20
Access Control List Support in Containers......................................................................................................20
Existing Containers (Pre–1.1 Release).............................................................................................................21
Unix Permissions Guidelines............................................................................................................................22
Windows Permissions Guidelines....................................................................................................................22
OpenStorage Technology (OST): DR Series System...............................................................................................23
OpenStorage Technology (OST) API................................................................................................................24
Software Components and Operational Guidelines.........................................................................................25
DR Series System and Data Operations.................................................................................................................26
DR Series Expansion Shelf...............................................................................................................................27
Understanding About Adding a DR Series Expansion Shelf............................................................................28
Supported Software and Hardware........................................................................................................................28
Terminal Emulation Applications......................................................................................................................28
DR Series — Expansion Shelf Cabling...................................................................................................................29
Adding a DR Series System Expansion Shelf.........................................................................................................30
3 Setting Up the DR Series System...........................................................................................33
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