Acronym |
Description |
|
1ESS |
No. 1 Electronic Switching System (AT&T) |
| 1FB | Flat-rate Business line (POTS - flat rate per call fees) |
|
1PSS |
No. 1 Packet Switching System (AT&T) |
|
1TF |
Transmitter First Trial Feature |
| 1MB | Measured Business line (regular POTS line - per minute fees) |
|
2ASTP |
2A Signal Transfer Point |
|
2ESS |
No.2 Electronic Switching System (AT&T) |
|
2W |
Two-wire |
|
2WT |
Two-wire Trunk |
|
2WTI |
Two-wire Trunk Interface |
|
3ESS |
No.3 Electronic Switching System (AT&T) |
|
3WC |
Three-way Calling |
|
4ESS |
No. 4 Electronic Switching System (AT&T) |
|
4GL |
Fourth Generation Language |
|
4GL |
Fourth Generation Language |
|
4W |
Four-wire |
|
4WT |
Four-wire Trunk |
|
4WTI |
Four-wire Trunk Interface |
|
5ESS |
No. 5 Electronic Switching System (AT&T) |
|
8(a) |
Small and Disadvantaged Business Program (Small
Business Administration) |