| Acronym | Meaning |
| CIR | Committed Information Rate |
| CRC | Cyclic Redundancy Check (Code) |
| SOC | System-on-a-Chip |
| Y2K | Year 2000 |
| RSVP | Resource Reservation Setup Protocol |
| IAC | Internet Access Coalition |
| POSIX | Portable Operating System Interface For UNIX |
| MTA | Media Terminal Adapter |
| DMCA | Digital Millennium Copyright Act |
| TSAPI | Telephony Service API |