AASTRA 620d for Aastra 400 User Guide EN - Manual (Page 55)

Supplementary features
eud-1291/1.0 – R1.0 – 01.2011
55
Suppressing your call number from your called party's terminal dis-
play
You do not want your call number to appear on the terminal display of a called party
in the public network.
You have two possibilities:
• If you never want the phone number to be displayed, set CLIR Permanent .
• To suppress your call number display for certain calls only, select the function CLIR
Per call before dialling your party's call number.
This function must be stored under a function key (see chapter "Configuring keys" ,
page 85 ).
You can also execute the function with a */# procedure (see "User’s Guide */# Proce-
dures" on the Aastra document portal:
www.aastra.com/docfinder ).
Tracking a malicious call
Your are being threatened or molested by a call. You want to identify the caller.
Using the MCID (Malicious Call Identification) function the provider records the fol-
lowing call data: Your phone number, the caller’s phone number, and the date and
time of the call.
MCID has to be enabled by your provider. Your provider will inform you about access-
ing the recorded call data.
This function must be stored under a function key (see chapter "Configuring keys" ,
page 85 ).
Before the call:
Press the function key for .
Notes:
• CLIR works only with external calls.
• This feature depends on the range of services offered by your provider.
During a call:
Press the function key for MCID .
After the call do not hang up: press the function key for MCID while you hear
the busy tone.