AASTRA 7433ip for MX-ONE User Guide EN - Manual (Page 81)

IP P HONE FOR MX-ONE™
81 6/1553-DBC 433 01 Uen D 2012-02-22
12.5 Emergency State
In case of emergency, the operator is authorized to put the exchange
into an emergency state. In such a situation, the exchange properties
and rules as configured for emergency state prevail.
In emergency state, only extensions with the appropriate category will be
permitted to initiate calls. If you have not been assigned this category
and try to make a call, you will not receive a dial tone.
12.6 General Deactivation
General deactivation enables you to cancel a number of features in one
single command. The following features are canceled with the general
deactivation feature:
• Callback. All callbacks are cancelled.
• Follow-me and External follow-me
• Manual Message Waiting
• Flexible night service
To request a general deactivation, do the following:
1) Lift the handset and wait for a dial tone.
2) Dial #001#.
3) Replace the handset.
12.7 Malicious Call Tracing
If you are being disturbed by bothersome or malicious external incoming
calls, it is possible to request number tracing from the network provider.
Tracing can be invoked during or after an ongoing conversation. The
external line can be held for a limited period of time.
When a malicious call is received, a signal can be sent to the switched
telephone network (PSTN) before a call is disconnected. If the calling
subscriber clears the call, the external line can be held for a limited
period of time to invoke the malicious call tracing (MCT).
12.7.1 Ordering Malicious Call Tracing
To order MCT, do the following: