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HP Surestore FC Switch 6164 Installation and Reference Guide
QuickLoop
Can indicate either the software product that allows private devices within
loops to communicate over the fabric with other devices, or the set of actual
devices or looplets connected in a loop by the QuickLoop technology. All
devices in a QuickLoop share a single AL_PA space and behave as if they
are in one loop.
R_A_TOV
Resource Allocation Time-out Value. Maximum time a frame can be delayed
in the fabric and still be delivered. See also E_D_TOV.
RAID
Redundant Array of Independent Disks. 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.
Remote Switch
A switch that is not directly attached to the originating switch. The
connection may contain intervening switches.
Request Rate
The rate at which requests arrive at a servicing entity. See also
Service Rate
.
Remote Switch
Software product that enables two switches to connect over an ATM
connection. Requires compatible fibre channel-to-ATM gateways. Can be up
to 10 kilometers distance between each switch and respective gateway.
Route
As applies to fabric, a communication path between two switches.Routing
is the assignment of Class 2 or 3 frames to the most appropriate switch ports
for the intended destinations. See also FSPF.
RR_TOV
Resource Recovery Timeout Value. The minimum time a target device in a
private loop must wait after a LIP before logging out a SCSI initiator. See
also
E_D_TOV
,
R_A_TOV
.
RSCN
Registered State Change Notification. Switch function that sends notification
of fabric changes from the switch to specified nodes.
SAN
Storage Area Network. Network of systems and storage devices that usually
communicate using fibre channel protocols. See also Fabric.
Sequence
A fibre channel structure containing one or more frames transmitted in a
unidirectional manner between N_Ports. See also Exchange, Frame.
Service Rate
The rate at which an entity can service requests. See also
Request Rate
.
SI
Sequence Initiative.
Summary of Contents for FC Switch Surestore 6164
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Page 7: ...7 Revision History July 2001 First release ...
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Page 105: ...Using Fabric Manager 105 Fabric Manager launches displaying the default view Fabric View ...
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