Contents
1 Before you start..........................................................................................5
Overview................................................................................................................................5
NAS targets for backup applications...........................................................................................5
Virtual Tape Library targets for backup applications......................................................................5
Comparing NAS and Virtual Tape Library targets.........................................................................6
Connecting to the HP StoreOnce Backup System...........................................................................6
Multi-node systems....................................................................................................................6
Multi-node terminology.........................................................................................................7
Node............................................................................................................................7
Couplet..........................................................................................................................7
Cluster...........................................................................................................................7
VIF................................................................................................................................7
B6000 Management Console...........................................................................................7
CLI................................................................................................................................7
Failover/Resilience .........................................................................................................8
Service set......................................................................................................................8
Network and FC cabling guidelines.......................................................................................8
Network restrictions (HP B6000 only).................................................................................8
FC restrictions.................................................................................................................8
For more information.................................................................................................................9
2 Virtual Tape Devices.................................................................................10
Overview..............................................................................................................................10
Emulation types......................................................................................................................10
Creating and configuring virtual tape devices.............................................................................11
Limitations on the number of devices.....................................................................................12
Flexible emulation...................................................................................................................13
VTL devices on Fibre Channel...................................................................................................13
Fibre Channel topologies....................................................................................................13
Zoning.............................................................................................................................14
VTL devices on an Ethernet network (not HP B6000)....................................................................14
Backup applications and Replication Target libraries...............................................................16
3 NAS shares.............................................................................................17
Operating system support........................................................................................................17
Backup application support......................................................................................................17
Maximum number of NAS shares.............................................................................................17
Maximum number of files per NAS share and appliance.............................................................17
Maximum number of users per CIFS share.................................................................................18
Maximum number of hosts per NFS share (G3 and G2 products only)...........................................18
4 Data deduplication...................................................................................19
What is data deduplication?....................................................................................................19
The importance of the Index files..........................................................................................19
Data deduplication and the HP StoreOnce Backup System...........................................................19
Benefits of HP StoreOnce deduplication................................................................................20
Deduplication and compression...........................................................................................20
Tape rotation example with data deduplication ..........................................................................20
5 Replication..............................................................................................22
What is an appliance?............................................................................................................22
Replication overview...............................................................................................................22
Replication and NAS Shares...............................................................................................22
Contents
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