Other Useful Features
Emergency mode
In the event of an emergency, the operator can set the exchange into Emergency mode, during which only preprogrammed extensions are permitted to make calls. If your extension is not assigned with this category and you try to make a call, you will not receive a dial tone.
Malicious Call Tracing
If you are disturbed by bothersome or malicious external incoming calls, you can request number tracing from the network provider.
You can invoke tracing during or after an ongoing conversation. The external line can be held for a limited period of time.
»
*39#
Order
During an ongoing conversation:
Press.
Dial tone.
Dial.
The system acknowledges with different tones whether the tracing request was accepted or rejected.
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