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HP StorageWorks 2.32 SAN Switch User Manual

Page 315

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Web Tools Version 3.0.x/4.0.x User Guide

Glossary–5

Glossary

Boot Monitor

Code used to initialize the CP (control processor) environment after powering on. Identifies
the amount of memory available and how to access it, and retrieves information about system
buses.

Broadcast

The transmission of data from a single source to all devices in the fabric, regardless of zoning.

See also multicast, unicast.

Buffer

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to

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buffer Flow Control

Management of the frame transmission rate in either a point-to-point topology or in an
arbitrated loop.

See also BB_Credit.

Cascade

Two or more interconnected Fibre Channel switches. StorageWorks 1 Gb SAN switches
(running Fabric OS V2) and later can be cascaded up to 239 switches, with a recommended
maximum of seven interswitch links (no path longer than eight switches).

See also fabric, ISL.

Chassis

The metal frame in which the switch and switch components are mounted.

Circuit

An established communication path between two ports. Consists of two virtual circuits
capable of transmitting in opposite directions.

See also link.

Class 1

Service that provides a dedicated connection between two ports (also called
connection-oriented service), with notification of delivery or nondelivery.

Class 2

Service that provides multiplex and connectionless frame switching service between two ports,
with notification of delivery or nondelivery.