These feature bits control the process to reach an attendant. They allow the user or caller to call the mailbox attendant while logged into the mailbox, such as by pressing 0 (zero).
| Bit | Description | Required | Incompatible |
|---|---|---|---|
| 002 | Transfer to mailbox attendant | 004 | |
| 013 | Operator Transfer via "6" key | ||
| 098 | Say “Press 0” to caller before beep | ||
| 159 | Say “Press 0 to return to Receptionist" |