![background image](http://html2.mh-extra.com/html/quantum/qx-series/qx-series_setup-manual_3502442224.webp)
Glossary
QX and QXS Setup Guide
209
SFF
Small form factor. A type of 2.5 inch drive.
shelf
See enclosure.
small form
factor
See SFF.
SMI-S
Storage Management Initiative - Specification. The SNIA standard that enables interoperable
management of storage networks and storage devices.
The interpretation of CIM for storage. It provides a consistent definition and structure of data,
using object-oriented techniques.
SNIA
Storage Networking Industry Association. An association regarding storage networking
technology and applications.
SSD
Solid state drive
SSH
Secure Shell. A network protocol for secure data communication.
Storage
Controller
See SC.
Storage
Management
Initiative -
Specification
See SMI-S.
Storage
Networking
Industry
Association
See SNIA.
storage system
A RAID chassis with at least one connected expansion chassis. Product documentation and
interfaces use the terms storage system and system interchangeably.
ULP
Unified LUN Presentation. A RAID controller feature that enables a host to access mapped
volumes through either controller’s host ports. ULP incorporates ALUA extensions.
Unified LUN
Presentation
See ULP.
Uninterruptible
Power Source
See UPS.
UPS
Uninterruptible Power Source.
vdisk
A virtual drive comprised of the capacity of one or more physical drives. The number of drives
that a vdisk can contain is determined by its RAID level.
virtual disk
See vdisk.