Quantum Scalar i40 User's Guide download pdf (Page 326)

Glossary

298 Quantum Scalar i40 and Scalar i80 User’s Guide

C Cartridge A container that is a protective housing for storage media,

such as cartridges for tapes or optical disks.

Cleaning tape / cleaning cartridge A tape used to clean recording

heads and reading heads on a tape drive.

Cleaning slot The physical home where a cleaning tape or cartridge

resides.

COD (Capacity on Demand) A library feature that allows users to

have a large physical library, but only be licensed to use a subset

of its total capacity. Users pay only for what they are currently

using. License upgrades enable more capacity without causing a

system interruption.

Connectivity The method by which hardware devices or software

communicate with other hardware or software.

Control path The connection between a partition and host

application. The control path connection is made through a

designated tape drive. Only one tape drive can be selected as

the control path per partition.

Controller The PCB or system that translates computer data and

commands into a form suitable for use by the storage disks.

CRU (Customer Replaceable Unit) The smallest hardware component

that can be replaced at a customer installation by a customer.

D Default A value or setting that is selected by the hardware or software

unless specified otherwise by the user.

DHCP (Dynamic Host Configuration Protocol) A protocol for

assigning dynamic IP addresses to devices on a network. DHCP

supports a mix of static and dynamic IP addresses.

Diagnostic ticket A ticket that alerts service personnel and customers

of an issue with the library. Diagnostic tickets identify which

library components are most likely causing the issue. When

possible, a diagnostic ticket provides instructions for resolving

the issue.

Directory A file that contains a list of other files.

No comments

Quantum Scalar i40 User's Guide Page 326