HP Brocade 4Gb SAN Switch, Руководство пользователя

Страница: 85 / 88

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
85