HP StorageWorks MSA 2.8 SAN Switch User Manual

Page 97

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Glossary

97

Zoning Version 3.1.x/4.1.x User Guide

RSCN
Registered State Change Notification. A switch function that allows notification of fabric changes
to be sent from the switch to specified nodes.

RX_ID
Responder Exchange Identifier. A 2-byte field in the frame header used by the responder of the
Exchange to identify frames as being part of a particular exchange.

SAN
Storage Area Network. A network of systems and storage devices that communicate using Fibre
Channel protocols.

See also fabric.

SAN Switch
A switch whose main task is to connect nodes into the fabric.

See also core switch.

SCSI
Small Computer Systems Interface. A parallel bus architecture and protocol for transmitting large
data blocks to a distance of 15 - 25 meters.

SDRAM
Synchronous Dynamic Random Access Memory. The main memory for the switch. Used for
volatile storage during switch operation.

See also flash.

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.

SFF
Small Form Factor.

SFP Cable
The latest innovation in high-speed copper cabling for Fibre Channel and InfiniBand. It
incorporates the SFP module directly onto the cable assembly, eliminating the need for a separate
SFP copper module and an HSSDC2 cable assembly.

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