HP Surestore 64 - Director Switch Planning Manual page 144

channel
Point-to-point link that transports data from one point to the other.
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.
Class 2 Fibre Channel service
Provides a connectionless (not dedicated) service with notification of delivery or
nondelivery between two N_Ports. In-order delivery of frames is not guaranteed.
Class 3 Fibre Channel service
Provides a connectionless (not dedicated) service without notification of delivery or
nondelivery between two N_Ports. Also known as datagram.
CMM
See central memory module card.
community profile
Information that specifies which management objects are available to what
management domain or SNMP community name.
concurrent maintenance
Ability to perform maintenance tasks, such as removal or replacement of field-
replaceable units, while a hardware product is operating.
configuration data
Configuration data includes: identification data, port configuration data, operating
parameters, SNMP configuration, and zoning configuration. A configuration backup file
is required to restore configuration data if the nonredundant CTP card in an HP
Surestore Director FC-64 is removed and replaced.
130 Glossary