These feature bits control exiting a mailbox. If users can log in, they automatically can log out, either by pressing X, by hanging up, or by not responding to repeated system prompts.
| Bit | Description | Required | Incompatible |
|---|---|---|---|
| 003 | Return to welcome prompt | ||
| 009 | Automatic Logout if no messages/receipts | 052 or 089 | |
| 170 | *Transfer to Email System | 004, 005, 176 | |
| 220 | No dial extension or Email if unplayed messages | 170 | |
| 283 | Say number of unplayed messages on last logout |