| Acronym | Meaning |
| GREP | Generalized Regular Expression Pattern-matcher |
| ERP | Enterprise Resource Planning |
| FSP | File Service Protocol |
| ISO | International Organization For Standardization |
| ESP | Encapsulating Security Payload |
| CPU | Central Processing Unit |
| VSA | Virtual Storage Architecture |
| PPP | Point-to-Point Protocol |
| DID | Direct Inward Dialing |
| SPID | Service Profile (Provider) Identification |