| Acronym | Meaning |
| CPE | Customer Premises Equipment |
| VLAN | Virtual LAN |
| PGA | Pad Grid Array |
| WEP | Wireless Equivalent Privacy |
| IOS | Input Output System |
| VRM | Voltage Regulator Module |
| VCPI | Virtual Control Program Interface |
| UNIX | Universal Interactive Executive / Uniplexed Information And Computing System |
| T1 | T-One - Carrier Signal (communications) |
| EFT | Electronic Funds Transfer |