External Line Reservation - Siemens Hicom 300 User Manual

External Line Reservation

Should you dial 0 for a line and receive busy tone, i.e. all lines are busy, you
may reserve the first line to become free for your use.
Activate External Line Reservation
You have dialled 0 for an external line and receive a busy tone, do not replace
your handset.
- dial ∗ ∗ ∗ ∗ ∗ 22
- listen for confirmation tone
- replace handset
When an external line becomes free your extension will ring.
- lift handset
- internal dial tone is heard
- Dial 0 for the line and required external number.
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