HP XP P9000 Continuous Access Synchronous User Guide

ERC error reporting communications
ESCON Enterprise System Connection
EXCTG See extended consistency group (ECTG).
EXG external volume group
ext. external
extended
consistency group
(EXCTG)
A set of Continuous Access Journal Z journals in which data consistency is guaranteed. When
performing copy operations between multiple primary and secondary systems, the journals must
be registered in an EXCTG.
external
application
A software module that is used by a storage system but runs on a separate platform.
external port A fibre-channel port that is configured to be connected to an external storage system for External
Storage operations.
external volume A logical volume whose data resides on drives that are physically located outside the HP storage
system.
failback The process of switching operations from the secondary path or host back to the primary path
or host, after the primary path or host has recovered from failure. See also failover.
failover The process of switching operations from the primary path or host to a secondary path or host
when the primary path or host fails.
FBA fixed-block architecture
FC fibre channel; FlashCopy
FC-AL fibre-channel arbitrated loop
FCA fibre-channel adapter
FCIP fibre-channel internet protocol
FCP fibre-channel protocol
FCSP fibre-channel security protocol
FIBARC Fibre Connection Architecture
FICON Fibre Connectivity
FIFO first in, first out
free capacity The amount of storage space (in bytes) that is available for use by the host system(s).
FSW fibre switch
FTP file-transfer protocol
FV fixed-size volume
FWD fast-wide differential
GID group ID
GUI graphical user interface
H-LUN host logical unit
HA high availability
HACMP High Availability Cluster Multi-Processing
host failover The process of switching operations from one host to another host when the primary host fails.
host group A group of hosts of the same operating system platform.
host mode Operational modes that provide enhanced compatibility with supported host platforms. Used
with fibre-channel ports on RAID storage systems.
host mode option Additional options for fibre-channel ports on RAID storage systems. Provide enhanced functionality
for host software and middleware.
HRpM HP Replication Manager
iFCP internet fibre-channel protocol
IML initial microcode load; initial microprogram load
122 Glossary