| Acronym | Meaning |
| IETF | Internet Engineering Task Force |
| CRAM | Card RAM |
| SPID | Service Profile (Provider) Identification |
| NOS | Network Operating System |
| UML | Unified Modeling Language |
| TOPS | Transparent Operating System |
| RDRAM | Rambus DRAM |
| IAS | Internet Authentication Service |
| MOSS | Mime Object Security Services |
| SMIL | Synchronized Multimedia Integration Language |