Aastra 57i IP Phone User Manual page 25

Basic Settings
The Basic Settings section provides the following options:
- Preferences - Allows you to enable/disable the following: static
configuration of park/pickup, suppression of DTMF playback, display
of DTMF digits, the playing of call waiting tone, and stuttered dial tone.
This category also allows you to configure incoming intercom call
settings, ring tones (global and per-line basis), and ring tone sets, time
and date settings, and language settings.
- Call Forward - Allows you to set a phone number destination for
where you want calls forwarded. Call forward can be configured using
a specific mode (off, all, busy, no answer, busy no answer) on a global
or per-line basis.
Model 57i IP Phone User Guide 17