SAN Solution Installation Guide

2-Glossary
Gb Gigabit 1,062,500,000 bits
per second.
GB GigaByte
GLM An acronym for the
Gigabaud Link Module; a
semipermanent transceiver that
incorporates serializing/
deserializing functions.
H
HBA Host Bus Adapter; an
interface between a server/
workstation bus and the Fibre
Channel network.
hub A wiring concentrator that
collapses a loop topology into a
physical star topology.
HVDS High Voltage Differential
SCSI
I
initiator Within a Fibre Channel
network, typically a server or a
workstation that initiates
transactions to disk/tape targets.
IP Internet Protocol
IPL Initial Program Load
ISP Internet Service Provider
M
MIB Management Information
Base; an SNMP structure for
device mnagement.
multicast Refers to delivering a
single transmission to multiple
destination N_ports.
N
narrow SCSI 50-pin SCSI
connector; can be single-ended or
differential in implementation.
non-OFC An acronym for Non
Open-Ended Fibre Control. This
approach does not drop the laser
power when a cable link is
dropped. Non-OFC uses a lower
power laser than an OFC system.
node A Fibre Channel entity that
supports one or more ports.
N_Port A Fibre channel port in a
point-to-point or fabric connection.
O
OFC An acronym for Open-Ended
Fibre Control. When a cable link is
dropped, the laser drops to
eliminate the potential for eye
damage.
originator A Fibre Channel term
that refers to the initiating device.