6 Feature Guide
List of Abbreviations
A
AA Automated Attendant
APT Analog Proprietary Telephone
ARS Automatic Route Selection
B
BGM Background Music
C
CLI Calling Line Identification
CLIP Calling Line Identification Presentation
CLIR Calling Line Identification Restriction
CNIP Calling Name Identification Presentation
CNIR Calling Name Identification Restriction
COLP Connected Line Identification Presentation
COLR Connected Line Identification Restriction
CONP Connected Name Identification Presentation
CONR Connected Name Identification Restriction
COS Class of Service
CPC Calling Party Control
CS Cell Station
CTI Computer Telephony Integration
D
DIL Direct In Line
DISA Direct Inward System Access
DND Do Not Disturb
DPT Digital Proprietary Telephone
DSS Direct Station Selection
DTMF Dual Tone Multi-Frequency
E
EFA External Feature Access
F
FWD Call Forwarding
G
G-CO Group-CO
G-DN Group Directory Number
I
ICD Incoming Call Distribution
IRNA Intercept Routing—No Answer
L
L-CO Loop-CO
LCS Live Call Screening
O
OGM Outgoing Message
OHCA Off-hook Call Announcement