Reference Guide
Glossary Denitions
This master glossary denes the storage technology terminology that is specic to Dell EqualLogic. If a term has unique meaning in
the context of hardware or of a specic software application, that context is indicated.
See the SNIA Dictionary (http://www.snia.org/education/dictionary/) for denitions of any industry-standard storage terms used in
this manual.
Some terms have dierent meanings depending on the context, which is stated in parentheses at the beginning of the denition. For
example, (Group Manager) indicates that the term has a specic meaning in the context of that application.
The glossary terms are listed in alphabetical order.
A
access control list
(ACL)
(Volume security) A list of permissions attached to a volume. See access policy, access policy group, and
basic access point.
access control
record
(Volume security) As of PS Series rmware version 7.0, referred to as a basic access point.
access policy (Volume security) A set of extended access points that provide a method for describing endpoints for a
volume. After an access policy is associated with a volume, all the endpoints described by the extended
access points have access to that volume.
access policy group (Volume security) A set of access policies that can be associated to a volume. All endpoints described within
those access policies have access to that volume.
active control
module
(Hardware) In a dual control module array, the control module that is actively serving I/O on a network. If the
active control module ceases to function, it fails over to the secondary control module.
array (Hardware) A PS Series storage array is a self-contained storage unit that includes multiple disk drives
congured in a highly available RAID set with dual control modules and redundant power supplies and cooling
modules.
array serial number A unique PS Series array identication string that is encoded in the array’s hardware. See service tag.
Auto-Snapshot
Manager/Microsoft
Edition (ASM/ME)
A snap-in console application for the Microsoft Management Console that enables you to administer Smart
Copies.
Auto-Snapshot
Manager/Microsoft
Edition Command
Line Interface
(ASMCLI)
A set of Smart Copy operation commands that you can execute from the Windows command prompt.
B
basic access point
(Volume security) Basic access points provide volume security by directly connecting a specic endpoint to
a specic volume. Prior to PS Series rmware version 7.0, referred to as an access control record.
base volume
1. (Auto-Snapshot Manager/Microsoft Edition) A PS Series array volume mounted on the computer and
reachable through its Windows-assigned drive letter (such as G:) or mount point.
Glossary Denitions
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