FRITZ!Fon C4 Service - Knowledge Base
FRITZ!Fon C4 Service
AVM Content
Knowledge Base
- Cannot make outgoing calls over Internet
- FRITZ!Fon does not ring when you receive a call
- Adding background images and contact pictures
- Assigning display names to telephone numbers
- Assigning numbers to FRITZ!Fon
- AVM devices and suitable power supply units
- Caller ID is not displayed for incoming calls
- Callers do not hear busy signal when call is already being conducted via FRITZ!Box
- Callers hear a busy signal instead of a ringing tone when a call is already being conducted via FRITZ!Box
- Cannot make outgoing calls over a landline
- Cannot operate telephony devices and voice computers remotely
- Cannot register FRITZ!Fon
- CAT-iq support
- Conducting internal calls
- Configuring ring tones