| Acronym | Meaning |
| DSLAM | Digital Subscriber Line Access Multiplexer (Module) |
| CNG | Calling Tone |
| CD-PROM | Compact Disc-Programmable Read Only Memory |
| HMD | Head-Mounted Display |
| ZV | Zoomed Video Port |
| CTP | Community Technical Preview |
| QIC | Quarter-Inch Cartridge |
| MTU | Maximum Transmission Unit |
| NCSA | National Center For Supercomputing Applications |
| SPIM | Spam Over Instant Messaging |