Outgoing Calls
d
u
22
Automatic Callback
You call an extension and receive busy tone or get no answer.
5
Automatic Callback can also be used if no external line is free.
Press.
Verification tone.
Note: The number for Automatic Callback may differ from
country to country, see table
Camp-on, Automatic Callback, Call Pick-up,
page 69.
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 Callback service is cancelled.
Lift the handset when you are called back.
The requested extension is called automatically.
"Alternative Programming for
BusinessPhone – Ericsson Dialog 4187 Plus
Intrusion" on
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