IP Phone User Manual
4.3 List of Abbreviations
Feature Guide 367
4.3 List of Abbreviations
4.3.1 List of Abbreviations
A
AA   Automated Attendant
ANI   Automatic Number Identification
AOC   Advice of Charge
APT   Analogue Proprietary Telephone
ARS   Automatic Route Selection
B
BGM   Background Music
BRI   Basic Rate Interface
C
CCBS   Completion of Calls to Busy Subscriber
CF   Call Forwarding—by ISDN
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
CT   Call Transfer—by ISDN
CTI   Computer Telephony Integration
D
DDI   Direct Dialling In
DID   Direct Inward Dialling
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
I
ICD   Incoming Call Distribution
IRNA   Intercept Routing—No Answer
ISDN   Integrated Services Digital Network
L
L-CO Loop-CO
LCS   Live Call Screening
LED   Light Emitting Diode
M
MCID   Malicious Call Identification
MSN   Multiple Subscriber Number
O
OGM Outgoing Message
OHCA   Off-hook Call Announcement
OPX   Off Premise Extension
P
P-MP Point-to-multipoint
P-P Point-to-Point
PIN   Personal Identification Number
PRI   Primary Rate Interface
PS Portable Station
PT   Proprietary Telephone
S
S-CO Single-CO
SLT   Single Line Telephone
SMDR   Station Message Detail Recording










