Blocking Your Extension From Displaying During Calls; Displaying Your Extension On Outgoing Calls; Tracing A Malicious Call - Avaya J179 Using Instruction

Features

Blocking your extension from displaying during calls

About this task
You can override the system (default) setting to display your extension on outgoing calls. Use the
Calling Party Number Blocking feature to prevent your number from displaying.
Procedure
1. From the Phone screen, access the Features screen.From the Phone screen, scroll right to
access the Features screen.
2. Select CPN Block.
3. Enter the extension number you do not want the called party to see.
4. Press Enter or OK to start calling party number blocking.

Displaying your extension on outgoing calls

About this task
If you used the CPN Block feature to block your extension's display on calls you make, you can
change it back using CPN Unblock. CPN (Calling Party Number) Unblock lets parties you call see
your extension.
Procedure
1. From the Phone screen, access the Features screen.From the Phone screen, scroll right to
access the Features screen.
2. Select CPN Unblock.
3. Enter your extension number.
4. Press Enter or OK to stop calling party number blocking.

Tracing a malicious call

About this task
Use the Malicious Call Trace (MCT) feature to trace a malicious call. Activating MCT alerts a
controller to begin call tracing and provide information for reporting this call. This feature is
available only if your administrator has set up the phone system to trace and track malicious calls
and there is an attendant or controlling user to oversee the trace.
Procedure
1. During an active call, access the Features menu. During an active call, scroll right from the
Phone screen to access the Features menu.
March 2018 Using Avaya J169/J179 IP Phones SIP
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