1.9.6 Preventing Your Number Being Displayed on the Called
Party’s Telephone (Calling Line Identification Restriction [CLIR])
When making
an outside call, you can select whether the called party can see your telephone number or not.
To show/prevent
On-hook.Off-hook.
PT/SLT/PS/SIP Extn./S-PS
Enter 7 1.
Show
Prevent
0
1
OR
17
Enter 0 to show
or 1 to prevent.
C.Tone
• You can change the mode by pressing a preset CLIR button while on-hook (There is no CLIR
button on KX-UT series SIP phones).
The CLIR 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
• 3.1.3 Customising the Buttons
Create or edit a Calling Line Identification Restriction (CLIR) button.
208 User Manual
1.9.6 Preventing Your Number Being Displayed on the Called Party’s
Telephone
(Calling Line Identification Restriction
[CLIR])