Reference Guide

Glossary Denitions
This master glossary denes the storage technology terminology that is specic to Dell EqualLogic. If a term has unique meaning in
the context of hardware or of a specic software application, that context is indicated.
See the SNIA Dictionary (http://www.snia.org/education/dictionary/) for denitions of any industry-standard storage terms used in
this manual.
Some terms have dierent meanings depending on the context, which is stated in parentheses at the beginning of the denition. For
example, (Group Manager) indicates that the term has a specic 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
congured 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 identication 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 specic endpoint to
a specic 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 Denitions
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