Making calls with VoIP and the fixed line network
Deactivating your handset's microphone
You can deactivate your handset's microphone during an external call (includ-
ing during a conference or when toggling). The other party cannot hear you,
but you can still hear them.
Please note the following:
The microphone is automatically switched on again in the following scenar-
If, during an external call (you have switched the microphone off),
you establish a second connection, either by successfully connecting to
an internal consultation call, the microphone is turned on. If you go back to
the first party, the microphone remains switched on.
(If you are unable to connect to a consultation call, the microphone
remains switched off.)
Making cost-effective calls
You can use your phone's cost control function for calls to fixed line or mobile
phone networks. Open accounts with various VoIP providers who offer favour-
able rates for calls to other networks. In the phone configuration, define the
cheapest VoIP connections (account), e.g. for specific regional, national and
mobile network prefixes, to be used when calls are made
If you are using your fixed line network to make a call, choose a network pro-
vider that offers particularly favourable rates (call-by-call).
Displaying the call duration
The duration of each call appears in the display for calls made via a fixed line
network and VoIP
during the conversation,
until about three seconds after the call has ended if you do not replace the
handset in the charging cradle.
The actual duration of the call can vary from that shown by a few seconds.
Press the display key to mute the handset.
Your handset's microphone is deactivated.
off" is shown in the display.
Press the display key to switch the microphone back on.
133). Or define the VoIP connection to be used when dialling the
Dialling with line suffix,
"Microphone is switched