====== Prefixes ======


^ Prefix  ^ Prefix Meaning                                               ^
| *10     | Forward cancellation                                         |
| *11     | Immediate forward                                            |
| *12     | Immediate forward on busy                                    |
| *13     | Forward on no reply                                          |
| *14     | Forward on busy or no reply                                  |
| *37     | Change Language                                              |
| *99     | Program Wakeup call (append time for wakeup in HHMM format)  |