Technical data

Glossary-16
TS Time Server.
tunneling A technique for enabling two networks to communicate when the source and destination hosts are both
on the same type of network but are connected by a different type of network.
TX Transmit.
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.
V
W
WAN Wide area network.
WAN_TOV Wide area network timeout value.
well-known
address
As it pertains to Fibre Channel technology, a logical address defined by Fibre Channel standards as
assigned to a specific function and stored on the switch.
workstation A computer used to access and manage the fabric. Also 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.
X
xlate domain Translate domain. A router virtual domain that represents an entire fabric. Device connectivity can be
achieved from one fabric to another, over the router and through this virtual domain, without merging
the two fabrics. Also known as “phantom domains.”
Y
Z
zone A set of devices and hosts attached to the same fabric and configured as being in the same zone. Devices
and hosts within the same zone have access to others in the zone but are not visible to any outside the
zone.
zone
configuration
A specified set of zones. Enabling a configuration enables all zones in that configuration. See also
defined zone configuration, enabled zone configuration.
zoning A feature in fabric switches or hubs that allows segmentation of a node by physical port, name, or
address.