| Acronym | Meaning |
| DMA | Direct Memory Access |
| EBCDIC | Extended Binary Coded Decimal Interchange Code |
| PSTN | Public Switched Telephone Network |
| VCM SDRAM | Virtual-Channel Memory SDRAM |
| INTERNIC | Internet Network Information Center |
| VBNS | Very High-speed Backbone Network Service |
| FWIW | For What It's Worth |
| HMA | High Memory Area |
| EEMS | Enhanced Expanded Memory Specification |
| APWG | Anti-Phishing Working Group |