BusinessPhone – Dialog 4224 Operator / Dialog 3214

## Incoming Calls

### Internal calls

A ringing signal indicates an incoming call. The display shows the number and the name of the internal caller.

### External calls

A ringing signal indicates an incoming call. If you are connected to a digital trunk line (ISDN), the display shows the number of the external caller and in case of diversion in the public net the display shows the number of the diverted as well as the calling party, see also section ISDN Facilities. A trunk line is the same as an external line.

#### More Information

Answer calls

Silent ringing

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