3.3 PT Programming
List of Abbreviations
A | AA | Automated Attendant |
| APT | Analogue Proprietary Telephone |
| ARS | Automatic Route Selection |
B | BGM | Background Music |
| BV | |
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 |
E | EFA | External Feature Access |
G | GRP | Group |
I | IRNA | Intercept |
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 |
196
Feature Guide