Alcatel-Lucent 1643 AMS User's Operation Manual page 714

Glossary
TTP
Trail Termination Point
TUG
Tributary Unit Group
....................................................................................................................................................................................................................................
U UAS
UnAvailable Seconds
UIM/X
A package that is used for developing the WaveStar® ITM-SC GUI for X-windows.
ULDT
Ultra Long Distance Transmission
Unavailable Seconds
A performance monitoring parameter.
Uninterruptable Power Supply (UPS)
Allows connected computer equipment to gracefully shutdown and therefore prevents
damage in the case of a power failure. Also absorbs dips in the power supply.
Universal Co-ordinated Time (UTC)
An indication of the time of an event that is independent of the time-zone in which the
event occurred. The local time can be calculated from the Universal Co-ordinated Time.
Upgrade
An upgrade is the addition of new capabilities (feature). An upgrade requires new
software and may require new hardware.
UPL
User PaneL
Upstream
At or towards the source of the considered transmission stream, i.e. in the direction that
is opposite to the direction of transmission.
User Privilege
A permission of a user that allows to perform actions on the computer system on which
the ITM-SC application runs. There are the following different types of users:
...................................................................................................................................................................................................................................
V Value
A number, text string, or other menu selection that is associated with a parameter.
VF
Voice Frequency
...................................................................................................................................................................................................................................
GL-34 Alcatel-Lucent - Proprietary
See notice on first page
365-312-807R7.2
Issue 4, May 2007