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5
Phoenix RPC12 Series CLI Reference Manual • September 2008
dynamic spare
An available disk drive that is used to replace a failed drive in a virtual
disk, if the Dynamic Spares feature is enabled and no vdisk spares or
global spares are designated.
EIA
Enterprise information architecture.
EMP
See
enclosure management processor (EMP)
enclosure
A physical storage device that contains disk drives. If the enclosure
contains integrated RAID controllers it is known as a controller
enclosure; otherwise it is an expansion enclosure.
enclosure
management
processor (EMP)
A device in the enclosure from which the system can inquire about the
enclosure’s environmental conditions such as temperature, power
supply and fan status, and the presence or absence of disk drives.
expansion
enclosure
An enclosure that contains disk drives and one or two expansion
modules. See
.
expansion module
A FRU that contains: host, expansion, and management ports; an
Enclosure Management Processor; and midplane connectivity. If a
system contains redundant expansion modules, the upper one is
designated A and the lower one is designated B.
fabric
A Fibre Channel switch or two or more Fibre Channel switches
interconnected in such a way that data can be physically transmitted
between any two N_Ports on any of the switches. (SNIA)
fabric port
(F_Port)
An F_Port that can support an attached arbitrated loop. An FL_Port on
a loop has the AL_PA hex '00' and is the gateway to the fabric for
NL_Ports on a loop.
fabric switch
A Fabric switch functions as a routing engine that actively directs data
transfer from source to destination and arbitrates every connection.
Bandwidth per node via a Fabric switch remains constant when more
nodes are added, and a node on a switch port uses a data path of up to
100 Mbyte/sec to send or receive data.
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