Lucent Technologies LambdaUnite Installation Manual page 357

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U UAS (Unavailable Seconds )
In performance monitoring, the count of seconds in which a signal is declared failed or in
which 10 consecutively severely errored seconds (SES) occurred, until the time when 10
consecutive non-SES occur.
UITS (Unacknowledged Information Transfer Service)
Unconfirmed mode of LAPD operation.
UL
UL marking indicates that the products conform to relevant American Directives.
UNEQ
Path Unequipped
UPL
User PaneL
Upstream
At or towards the source of the considered transmission stream, for example, looking in the
opposite direction of transmission.
UR
UR marking indicates that the products conform to relevant American Directives.
User Privilege
Permissions a user must perform on the computer system on which the system software runs.
UTC (Universal Time Coordinated )
A time-zone independent indication of an event. The local time can be calculated from the
Universal Coordinated Time.
UTP
Unshielded Twisted Pair cable 120 Ohm
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V V
Volts
VAC
Volts Alternating Current
Value
A number, text string, or other menu selection associated with a parameter.
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365-374-059
Issue a, January 2002
Lucent Technologies G L O S S A R Y
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