Administrator Guide

Table Of Contents
Table 43. Glossary of ME4 Series terms (continued)
Term Definition
virtual pool A container for volumes that is composed of one or more virtual disk groups.
volume A logical representation of a fixed-size, contiguous span of storage that is presented to host
systems for the purpose of storing data.
volume copy An independent copy of the data in a linear volume. The capability to copy volumes makes use
of snapshot functionality.
volume group A user-defined group of volumes for ease of management, such as for mapping operations.
VPD Vital Product Data. Data held on an EEPROM in an enclosure or FRU that is used by GEM to
identify and control the component.
WBEM Web-Based Enterprise Management.
WBI Web-browser interface, called PowerVault Manager. The primary interface for managing the
storage system. A user can enable the use of HTTP, HTTPS for increased security, or both.
WWN World Wide Name. A globally unique 64-bit number that identifies a device used in storage
technology.
WWNN World Wide Node Name. A globally unique 64-bit number that identifies a device.
WWPN World Wide Port Name. A globally unique 64-bit number that identifies a port.
190 Glossary of terms