Qlogic 5800V Series Installation Manual page 119

Glossary
Active Zone Set
The zone set that defines the current
zoning for the fabric.
Active Firmware
The firmware image on the switch that is in
use.
Activity LED
A port LED that indicates when frames are
entering or leaving the port.
Administrative State
State that determines the operating state
of the port, I/O blade, or switch. The
configured administrative state is stored in
the switch configuration and can be
temporarily overridden using the command
line interface.
Alarm
A message generated by the switch that
specifically requests attention. Alarms are
generated by several switch processes.
Some alarms can be configured.
Alias
A named set of ports or devices that can
be used to define zone set membership
instead of listing each port or device
individually. An alias is not a zone, and
cannot have a zone or another alias as a
member.
AL_PA
Arbitrated Loop Physical Address
59265-02 B
Arbitrated Loop
A Fibre Channel topology where ports use
arbitration to establish a point-to-point
circuit.
Arbitrated Loop Physical Address (AL_PA)
A unique one-byte value assigned during
loop initialization to each NL_Port on a
loop.
ASIC
Application Specific Integrated Circuit. A
microchip designed for special applica-
tions such as Fibre Channel, a transmis-
sion protocol, or a computer.
BootP
Boot Strap Protocol. A type of network
server.
Buffer Credit
A measure of port buffer capacity equal to
one frame.
Cascade Topology
A fabric in which the switches are
connected in series. If you connect the last
switch back to the first switch, you create a
cascade-with-a-loop topology.
Certificate Authority
An agency or organization that creates
signed digital certificates for use in public
key encryption.
Glossary-1