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1.8 Setting the Telephone According to Your Needs
1.8.5
Preventing Your Telephone Number Being Displayed on
the Caller's Telephone (Connected Line Identification
Restriction [COLR])
When receiving an outside call, you can select whether the caller can see your telephone number or not.
To show/prevent
PT/SLT/PS
Off-hook.
•
You can change the mode by pressing a preset COLR button while on-hook.
The COLR button light shows the current status as follows:
Off: shows your telephone number.
Red on: prevents your telephone number being displayed.
•
Availability of this feature depends on the ISDN service of your telephone company.
Customising Your Phone
•
132
User Manual
7
0
Enter
7 0.
3.1.3 Customising the Buttons
Create or edit a Connected Line Identification Restriction (COLR) button.
0
Show
OR
C.Tone
1
Prevent
Enter 0 to show
or 1 to prevent.
On-hook.
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