User Guide

68 Sun StorEdge T3 and T3+ Array Configuration Guide • August 2001
I
input/output operations
per second (IOPS) A performance measurement of the transaction rate.
interconnect cable An FC-AL cable with a unique switched-loop architecture that is used to
interconnect multiple Sun StorEdge T3 and T3+ arrays.
interconnect card An array component that contains the interface circuitry and two connectors
for interconnecting multiple Sun StorEdge T3 and T3+ arrays.
L
LC An industry standard name used to describe a connector standard. The Sun
StorEdge T3+ array uses an LC-SFF connector for the host FC-AL connection.
light-emitting diode
(LED) A device that converts electrical energy into light that is used to display
activity.
logical unit number
(LUN) One or more drives that can be grouped into a unit; also called a volume.
M
master controller unit Also called a “master unit,” the main controller unit in a partner-group
configuration.
media access control
(MAC) address A unique address that identifies a storage location or a device.
media interface adapter
(MIA) An adapter that converts fiber-optic light signals to copper.
megabyte (MB or
Mbyte) One megabyte is equal to one million bytes (1Χ106).
megabytes per second
(MB/s) A performance measurement of the sustained data transfer rate.