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1.20 Integrated Services Digital Network (ISDN) Service Features
Feature Guide 187
CLIP/COLP Number:
The telephone numbers sent to the network for CLIP/COLP can be assigned as follows:
• CLIP/COLP number for each ISDN port (subscriber’s number) ( BRI Subscriber
Number [422] *For BRI only)
• CLIP/COLP number for each extension ( CLIP/COLP Number [606])
• CLIP/COLP number for each incoming call distribution group
Each extension can select either the CLIP/COLP number for the ISDN port or the extension to
be used. The CLIP/COLP number for the incoming call distribution group is used when making
a call by pressing the ICD Group button or receiving a call which arrives at the ICD Group
button.
Calling/Connected Line Identification Restriction (CLIR/COLR):
It is possible for each extension to restrict the sending of its telephone number to the network
by pressing the CLIR button, COLR button, or entering the feature number.
These features comply with the following European Telecommunication Standard (ETS)
specifications:
ETS 300 093 Calling Line Identification Restriction (CLIR) supplementary service.
ETS 300 098 Connected Line Identification Restriction (COLR) supplementary service.
Conditions
• The availability of this feature is dependent on the contract with the telephone company.
• The CLIP/COLP number for the connected ISDN port can be used for the ISDN terminal
devices which cannot be assigned their own CLIP/COLP number, such as a doorphone.
• COLP/CLIR/COLR Assignment for Each Port
Each service can be enabled or disabled on each ISDN port of the PBX.
• CLIR Button and COLR Button
It is possible to switch between CLIP and CLIR by pressing the CLIR button, and COLP
and COLR by pressing the COLR button. A flexible button can be customised as the CLIR
or COLR button.
• The CLIP/COLP number must match the telephone number provided by the telephone
company. Otherwise it will be ignored or replaced by another number.
• When using a private network, the extension number assigned for each extension through
system programming ( Extension Number [003]) is sent for CLIP/COLP. ( 1.28.3.2
Calling/Connected Line Identification Presentation (CLIP/COLP) and Calling/Connected
Name Identification Presentation (CNIP/CONP)—by QSIG)
Feature Guide References
1.19.2 Flexible Buttons
User Manual References
User Manual
1.7.4 Displaying Your Telephone Number on the Called Party and Caller’s Telephone
(Calling/Connected Line Identification Presentation [CLIP/COLP])
1.7.5 Preventing Your Telephone Number Being Displayed on the Caller’s Telephone
(Connected Line Identification Restriction [COLR])
1.7.6 Preventing Your Number Being Displayed on the Called Party’s Telephone (Calling
Line Identification Restriction [CLIR])