switch port
A port on a switch. Switch ports can be E_Ports, F_Ports, or
FL_Ports.
SWL
Short wavelength. A type of
fi
ber optic cabling that is based
on 850 mm lasers and supports link speeds up to 2 Gb/s.
May also refer to the type of transceiver.
tenancy
The time span that begins when a port wins arbitration in a
loop and ends when the same port returns to the monitoring
state. Also called
loop tenancy
.
throughput
The rate of data
fl
ow achieved within a cable, link, or system.
Usually measured in bits per second (b/s).
topology
With respect to FC, the con
fi
guration of the FC network and
the resulting communication paths allowed. There are three
possible topologies:
•
Point-to-point: A direct link between two communication
ports
•
Switched fabric: Multiple N_Ports linked to a switch by
F_Ports
•
Arbitrated loop: Multiple NL_Ports connected in a loop
transmission char-
acter
A 10-bit character encoded according to the rules of the
8b/10b algorithm.
transmission word
A group of transmission characters.
trap (SNMP)
The message sent by an SNMP agent to inform the SNMP
management station of a critical error.
See also
SNMP
.
U_Port
Universal port. A switch port that can operate as a G_Port,
E_Port, F_Port, or FL_Port. A port is de
fi
ned as a U_Port when it
is not connected or has not yet assumed a speci
fi
c function in
the fabric.
See also
E_port
,
F_port
,
G_Port
.
well-known ad-
dress
With respect to FC, a logical address de
fi
ned by the FC
standards as assigned to a speci
fi
c function and stored on the
switch.
workstation
A computer used to access and manage the fabric. May also
be called a
management station
or
host
.
WWN
World wide name. An identi
fi
er that is unique worldwide.
Each entity in a fabric has a distinct WWN.
zone
A set of devices and hosts attached to the same fabric and
con
fi
gured as being in the same zone. Devices and hosts
Brocade 4Gb SAN Switch for HP c-Class BladeSystem
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