| Acronym | Meaning |
| SPID | Service Profile (Provider) Identification |
| CSMA/CD | Carrier Sense Multiple Access/Collision Detection |
| ADPCM | Adaptive Differential Pulse Code Modulation |
| ICMP | Internet Control Message Protocol |
| TSAPI | Telephony Service API |
| FIFO | First In, First Out |
| RSVP | Resource Reservation Setup Protocol |
| MSN | Microsoft Network |
| MEMS | MicroElectro-Mechanical System |
| PNP | Plug And Play |