HP StorageWorks Fabric OS 5.0.0 Fabric Watch User Guide (AA-RW1TA-TE, May 2005)

Fabric OS 5.0.0 Fabric Watch user guide 119
T
tenancy The time from when a port wins arbitration in a loop until the same port returns to the
monitoring state. Also referred to as loop tenancy.
throughput The rate of data flow achieved within a cable, link, or system. Usually measured in bps
(bits per second).
topology As applies to fibre channel, the configuration of the fibre channel 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
character
A 10-bit character encoded according to the rules of the 8b/10b algorithm.
transmission wordA group of four transmission characters.
trap (SNMP) The message sent by an SNMP agent to inform the SNMP management station of a
critical error.
U
U_Port Universal port. A switch port that can operate as a G_Port, E_Port, F_Port, or FL_Port.
A port is defined as a U_Port when it is not connected or has not yet assumed a
specific function in the fabric.
W
well-known
address
As pertaining to fibre channel, a logical address defined by the fibre channel
standards as assigned to a specific function, and stored on the switch.
workstation A computer used to access and manage the fabric. May also be referred to as a
management station or host.
WWN World Wide Name. An identifier that is unique worldwide. Each entity in a fabric has
a separate WWN.