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NEAX2400 IPX ISDN Features and Specifications
NDA-24311, Issue 1
Page 141
Calling Party Recognition Service (CF - All Calls/Busy Line/Don’t Answer) C-103
C-103 Calling Party Recognition Service (CF - All
Calls/Busy Line/Don’t Answer)
General Description
With existing services, like CALL FOWARDING - ALL CALLS [C-5], CALL FORWARDING - BUSY LINE
[C-2], and CALL FORWARDING - DON’T ANSWER [C-3], all terminating calls are forwarded to a
predetermined station. In ISDN, a forwarded-to station can be changed according to the calling station number.
Since the calling telephone number is provided by the Central Office, this service can provide variable forwarded-
to telephone numbers, depending upon the calling party telephone number.
Operating Procedure
When users dial their own telephone numbers as the target telephone number after dialing CALL FORWARDING
- ALL CALLS - PRI [C-95] access code, CALLING PARTY RECOGNITION SERVICES (DIRECT-IN
TERMINATION (DIT)) [C-104] is activated.
Service Conditions
1. The feature is available only when a call is incoming to the station directly from the PRI-DID line. It is
not applicable to calls incoming from the PRI line via an Attendant Console.
2. Calls can be forwarded up to five times when MULTIPLE CALL FORWARDING [M-40, M-41, M-42]
features are provided.
3. When the called station has set CALLING PARTY RECOGNITION SERVICE (DIRECT-IN
TERMINATION (DIT)) [C-104] and CALL FORWARDING - BUSY LINE [C-2], incoming calls are
forwarded to the destination station providing the forwarding station is busy, DND, or in lockout.
4. When the called station has set CALLING PARTY RECOGNITION SERVICE (DIRECT-IN
TERMINATION (DIT)) [C-104] and CALL FORWARDING - DON’T ANSWER [C-3], incoming calls
not answered are forwarded to the destination station.
5. For the procedure on setting/cancelling of call forwarding features, refer to System Operations Manual.
6. This service is not available when the destination telephone number exceeds 13 digits.