| Acronym | Meaning |
| URI | Uniform Resource Indicator |
| BPEL | Business Process Execution Language |
| DASD | Direct Access Storage Device |
| WDM | Wavelength Division Multiplexing |
| GPRS | General Packet Radio Service |
| MNP | Microcom Networking Protocol |
| ESP | Encapsulating Security Payload |
| MBR | Master Boot Record |
| NAS | Network-Attached Storage |
| HD | High Density |