McDATA 316095-B21 - StorageWorks Edge Switch 2/24 User Manual page 365

Glossary
In a network, any route between any two ports.
path
A form of server-level access control that uses configuration informa-
persistent binding
tion to bind a server to a specific Fibre Channel storage volume (or
logical device), using a unit number. See also access control.
Receptacle on a device to which a cable leading to another device can
port
be attached. Ports provide Fibre Channel connections (D).
A user-defined symbolic name of 24 characters or less that identifies a
port address name
particular port address.
Field-replaceable hardware component that provides the port
port card
connections for fiber cables and performs specific device-dependent
logic functions.
Map showing port numbers and port card slot numbers inside a
port card map
hardware cabinet.
Name that the user assigns to a particular port through the Element
port name
Manager application.
Configured value that a switch will request from the Principal
preferred domain ID
Switch. If the preferred value is already in use, the Principal Switch
will assign a different value.
In a multiswitch fabric, the switch that allocates domain IDs to itself
principal switch
and to all other switches in the fabric. There is always one principal
switch in a fabric. If a switch is not connected to any other switches, it
acts as its own principal switch.
R
resource allocation time-out value.
R_A_TOV See
Performance characteristic of a system or product whose integral
redundancy
components are backed up by identical components to which
operations will automatically failover in the event of a component
failure. Redundancy is a vital characteristic of virtually all
high-availability (24 hours/7 days per week) computer systems and
networks.
Glossary g-13