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Call preparation
First, enter the number. If you enter an incorrect number, you can delete the entry.
Lift the handset to dial the number.
Accepting a call
The caller's number or name (if stored in the directory) are displayed only if your network
operator supports caller line ID (Caller Line ID Presentation/CLIP*).
Lift the handset to accept the call.
Reject a call
You can reject an incoming call. Press the softkey under
OPTION
,
REJECT
, the caller is
rejected.
Send DTMF / keypad information
By switching to temporary DTMF you can press the softkey under
OPTION
,
DTMF
to
send control signals, e. g. for the Combox, during a call.
Note
If you have activated “Autom. DTMF” in the
SETTINGS
,
TELEPHONY
menu,
there is no need to switch to temporary DTMF. Temporary DTMF is automati-
cally deactivated when you end the call.
* Function dependent on network operator.
CLIP is transferred in the Swisscom ISDN network.
Telephoning
Summary of Contents for Classic A21 ISDN
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