| Acronym | Meaning |
| WAN | Wide Area Network |
| ESDI | Enhanced System Device Interface |
| LED | Light Emitting Diode |
| AAC | Advanced Audio Coding |
| API | Application Program(ming) Interface |
| VME BUS | VersaModule Eurocard Bus |
| HSM | Hierarchical Storage Management |
| DXF | Data Exchange File (Format) |
| APP | Application Portability Profile |
| BSWD | BellSouth Intelligent Wireless Data Network |