Operation Manual

Configuration

Analogue extension

Call waiting signal allowed

At analogue extensions, the call waiting signal is enabled or disabled with the

following key sequences:



Call waiting off







Call waiting on





The entry is confirmed by a positive confirmation tone.

Note: If ISDN telephones are connected, this feature is managed by the terminal

itself. To programme the calling line identification services at your terminals,

please consult the User's Manuals for your ISDN telephone.

Call number identification

There are two types of calling line identification services:

 Calling Line Identification Presentation (CLIP) or

Calling Line Identification Rectification (CLIR):

Your own phone number is transmitted / not transmitted to the destination

subscriber for outgoing calls.

 Connected Line Identification Presentation (COLP) or

Connected Line Identification Restriction (COLR):

When accepting an incoming call, the destination telephone number is

transmitted / not transmitted to the caller who made this call.

At analogue extensions, this feature can be enabled or disabled with the following

key sequences:

 Phone number transmission off



 Phone number transmission on



The entry is confirmed by a positive confirmation tone.

If ISDN telephones are connected, this feature is managed by the terminal itself.

To programme the calling line identification services at your terminals, please

consult the User's Manuals for your ISDN telephone.