Chapter 3 Overview of AccessControl

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Chapter 3 Overview of AccessControl
This section describes functions available when program product “AccessControl” is purchased. The
AccessControl is optional software.
The AccessControl provides functions to set and unset information on accessibility from the business server to
logical disks.
Using these functions enables users to easily and flexibly change configuration of logical disks and perform
accessibility setting.
Figure 3-1 Overview of Access Control
y [Inaccessible area]
Logical disk groups hidden from the business server by using the AccessControl function exist in this area.
This area is called Preserve Group.
[Preserve Group] Logical disks hidden from the business server and inaccessible exist in this area. Contents of
the logical disks are retained and existing logical disks include logical disks with no special purpose settings,
logical disks set in pairs for replication (MV, RV), volume for snapshots (BV), and link-volume (LV).
y [Accessible area]
Logical disk groups accessible from the business server by using the AccessControl function exist in this area.
Contents of the logical disks depend on the business server, and existing logical disks include ordinary logical
disks with no special purpose settings, replication volume (MV, RV), volume for snapshots (BV), and
link-volume (LV). In addition, each logical disk is assigned to an LD Set.
Di
s
k Arr
ay

A

ccessible

A

rea

Inaccessible Area

In Use from Business Serve
r
In Non-use from Business Serve
r
A
ccessControl
function protects
LDs from
business server
[Preserve Group]
A
dd/Delete of
logical disks
is possible.
LD Set LD Set