McDATA Sphereon 4500, Руководство пользователя

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Glossary g-3
Glossary
bit error rate A comparison of the number of bits received incorrectly by a device
to the total number of bits transmitted.
blocked port Devices communicating with the port are prevented from logging
into the switch or communicating with other devices attached to the
switch. A blocked port continuously transmits the offline sequence.
bridge Device that connects and passes packets between two network
segments that use the same communications protocol.
broadcast Send a transmission to all N_Ports on a fabric.
broadcast frames Data packet, also known as a broadcast packet, whose destination
address specifies all computers on a network. See also multicast.
buffer Storage area for data in transit. Buffers compensate for differences in
processing speeds between devices.
C
CHPID See channel path identifier.
call-home Product feature which enables the EFC Server to automatically dial
out to a support center and report system problems. The support
center server accepts calls from the EFC Server, logs reported events,
and can notify one or more support center representatives.
channel Point-to-point link that transports data from one point to the other.
channel path A single interface between a central processor and one or more
control units along which signals and data can be sent to perform I/O
requests.
channel path
identifier
In a channel subsystem, a value assigned to each installed channel
path of the system that uniquely identifies that path to the system.
class of Fibre Channel
service
Defines the level of connection dedication, acknowledgment, and
other characteristics of a connection.
Class F Fibre Channel
service
Used by switches to communicate across interswitch links (ISLs) to
configure, control, and coordinate a multiswitch fabric.