| ABM | Asynchronous Balanced Mode |
|---|---|
| AEN | Asynchronous Event Notification |
| ATM | Asynchronous Transfer Mode, asynchrónny prenos údajov (infor.skr.) |
| RAN | Remote Asynchronous Node |
| SSDA | synchronous serial data adapter, počítačový obvod na synchrónnu komunkáciu (skr.) |