| Acronym | Meaning |
| BRI | Basic-Rate Interface |
| AT | Attention |
| FORTRAN | Formula Translator; Programming Language |
| PNP | Plug And Play |
| LGMR | Laser Guided Magnetic Recording |
| BSWD | BellSouth Intelligent Wireless Data Network |
| CIR | Committed Information Rate |
| SDSL | Symmetric Digital Subscriber Line |
| URI | Uniform Resource Indicator |
| ADSL | Asymmetric Digital Subscriber Line |