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23BusinessPhone – Dialog 4223 Professional / Dialog 3213
Outgoing Calls
Automatic Callback
You call an extension and receive busy tone or get no answer.
call-back Press (see display).
Verification tone.
d or í Replace the handset or press to finish the procedure.
You are called back if the extension finishes the ongoing call or the
next time the extension finishes a new call. You have to answer
within eight seconds otherwise the Callback service is cancelled.
u Lift the handset when you are called back.
(You can also press the Line or Loudspeaker key to answer in
handsfree mode.)
12 May 10:35 +15°
BURNES BOBBY 201 BUSY
camp-on call-back intrusion