| Acronym | Meaning |
| RFC | Request For Comments |
| DDOS | Distributed Denial-of-Service |
| RGB | Red Green Blue |
| ABBH | Average Bouncing Busy Hour |
| DVI | Digital Video Interactive |
| ACU | Automatic Calling Unit |
| NDIS | Network Driver Interface Specification |
| GIS | Geographic Information System |
| RAID | Redundant Array Of Inexpensive Disks |
| DDS | Digital Data Storage |