See also:

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purpose. ...

Opening and closing: from the inside
Opening and closing: from the inside ...

Satellite radio
General information The channels are offered in predefined packages. The packages must be enabled by telephone. Navigation bar overview The functions of the navigation bar symbols can also be ...