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3.3 PT Programming
206 Feature Guide
List of Abbreviations
A
AA Automated Attendant
APT Analogue Proprietary Telephone
ARS Automatic Route Selection
B
BGM Background Music
BV Built-in Voice Message
C
CO Outside (CO) Line
COS Class of Service
CPC Calling Party Control
D
DIL Direct In Line
DISA Direct Inward System Access
DND Do Not Disturb
DRD Distinctive Ring Detection
DSS Direct Station Selection
DTMF Dual Tone Multi-Frequency
E
EFA External Feature Access
G
GRP Group
I
IRNA Intercept Routing—No Answer
L
LCS Live Call Screening
O
OGM Outgoing Message
P
PT Proprietary Telephone
S
SLT Single Line Telephone
SMDR Station Message Detail Recording
SMS Short Message Service
T
TAM Telephone Answering Machine
TRS Toll Restriction
U
UCD Uniform Call Distribution
V
VM Voice Mail