| Acronym | Meaning |
| DWDM | Dense Wave Division Multiplexing |
| SRAM | Static Random Access Memory |
| ISDN | Integrated Services Digital Network |
| CRAM | Card RAM |
| PIP | Peripheral Interchange Program |
| HTTP | Hypertext Transfer Protocol |
| DIN | Deutsches Institut F?r Normung (German Institute For Standardization) |
| EWAN | Emulator Without A Name |
| UML | Unified Modeling Language |
| BIT | Binary Digit |