Lucent Technologies 555-233-115 Manuale Utente
DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r
Upgrades and Additions for R8r
555-233-115
Issue 1
April 2000
Glossary and Abbreviations
GL-49
trunk group
Telecommunications channels assigned as a group for certain functions that can be used
interchangeably between two communications systems or COs.
interchangeably between two communications systems or COs.
TSC
Technical Service Center
TTI
Terminal translation initialization
TTR
Touch-tone receiver
TTT
Terminating trunk transmission
TTTN
TTY
Teletypewriter
U
UAP
Usage-allocation plan
UART
Universal asynchronous transmitter
UCD
Uniform call distribution
UCL
Unrestricted call list
UDP
.
UL
Underwriter Laboratories
UM
User manager
Uniform Dial Plan (UDP)
A feature that allows a unique 4- or 5-digit number assignment for each terminal in a multiswitch
configuration such as a DCS or main-satellite-tributary system.
configuration such as a DCS or main-satellite-tributary system.
UNMA
Unified Network Management Architecture
UNP
Uniform numbering plan
UPS
Uninterruptible power supply