Quantum dxi3500 Betriebsanweisung

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Chapter 1  DXi3500 and DXi5500 System Description
Typical Configurations
Quantum DXi3500 and DXi5500 User’s Guide
15
Disk to Disk to Tape 
Scenario
1
In a 
Disk to Disk to Tape
 scenario (see 
), backup data is written 
from the backup server(s) directly to the DXi3500/DXi5500 via a network 
or SAN (
Step: 1
). Once the backup data is stored on the DXi3500/
DXi5500, you can replicate the data to a tape library (
Step: 2
) using a 
backup ISV (Independent Software Vendor). This is a simple and 
effective way of taking advantage of the faster transfer speed and 
reliability of the DXi3500/DXi5500. 
Figure 7  Disk to Disk to Tape 
Scenario
Disk to Disk Replication 
Scenario
1
In a 
Disk to Disk Replication 
scenario (see 
), backup data is written 
from smaller, remote locations and stored at a larger or centralized data 
center via a network. Backup servers at the remote sites would backup