User guide

Outgoing Calls
BusinessPhone – IP Telephone Dialog 341310
Last external number redial
When you initiate an external call the system automatically stores all
the dialled digits, irrespective of whether the call was successful or
not. Stored numbers can consist of maximum 32 digits.
u Lift the handset
*** Press to redial the last dialled external number
Automatic call-back
You call an extension and receive busy tone or get no answer.
This can also be used if no external line is free:
5 Press
Verification tone.
d Replace the handset
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 call-back service is cancelled.
u Lift the handset when you are called back
The requested extension is called automatically.