| Acronym | Meaning |
| ATA | AT Attachment |
| VPN | Virtual Private Network |
| SGI | Silicon Graphics Incorporated |
| PROM | Programmable Read-Only Memory |
| PAN | Personal Area Network |
| PAP | Password Authentication Protocol |
| CRC | Cyclic Redundancy Check (Code) |
| HFS | Hierarchical Filing System |
| IAD | Integrated Access Device |
| SCSI | Small Computer System Interface |