Technical data

Fabric OS Administrator’s Guide Glossary-19
Publication Number: 53-0000518-09
W
WAN Wide area network.
watchdog A software daemon that monitors Fabric OS modules on the kernel.
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.
WWN World Wide Name. An identifier that is unique worldwide. Each entity in a fabric has a separate WWN.
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”.
zoning A feature in fabric switches or hubs that allows segmentation of a node by physical port, name, or
address.