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Departmental Switch Model DS-16B2 Fabric OS Procedures Manual
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Glossary
RAID Redundant Array of Independent Disks; a collection of disk drives
that appear as a single volume to the server and are fault tolerant
through mirroring or parity checking. See also JBOD.
Request Rate The rate at which requests arrive at a servicing entity. See also Service
Rate.
Route As applies to a fabric, the communication path between two switches.
May also apply to the specific path taken by an individual frame,
from source to destination. See also FSPF.
Routing The assignment of frames to specific switch ports, according to frame
destination.
RR_TOV Resource Recovery Time out Value; the minimum time a target device
in a loop waits after a LIP before logging out a SCSI initiator. See also
E_D_TOV, R_A_TOV.
RSCN Registered State Change Notification; a switch function that allows
notification of fabric changes to be sent from the switch to specified
nodes.
S
SAN Storage Area Network; a network of systems and storage devices that
communicate using Fibre Channel protocols. See also Fabric.
Sequence A group of related frames transmitted in the same direction between
two N_Ports.
Service Rate The rate at which an entity can service requests. See also Request Rate.
SES A Brocade product that runs on Fabric OS and allows monitoring,
configuring, and maintenance of the Departmental Switch family
using SCSI 3 Enclosure Services.
SFP Small Form Factor Pluggable; optical transceiver used to convert
signals between optical fiber cables and switches.
SI Sequence Initiative.
Single Mode The fiber optic cabling standard that corresponds to distances of up to
10 km between devices.