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CHAPTER 6 NDA-24305
Page 260
Revision 1.0
CALL FORWARDING SUPPLEMENTARY SERVICE (SS-CF) WITH REROUTING
3. Service Conditions
Call Forwarding-Supplementary Service
1. The conditions for service set/cancel are the same as the that of CALL FORWARDING - ALL CALLS/
BUSY LINE/DON’T ANSWER. Refer to “Feature Programming Manual” for those conditions.
2. The allowable terminals for this service are D
term
, the analog station, ISDN terminal, PCS, and the attendant
console.
3. This feature is available with IS-11572/ETS 300 172 interface.
4. This feature is restricted by the Service Feature Restriction Class (SFC in ASFC) that denies CALL
FORWARDING - BUSY LINE [C-2]/DON’T ANSWER [C-3]/ALL CALLS [C-5] provided in the business
system.
5. The name display for supplementary information is available with this feature if Name Identification
supplementary-services (IS-13868/ETS 300 238) is provided.
6. The conditions for the display, transmission, set or cancel of the name display function, the supplementary
service of this feature, are the same as one of Name ID function provided as the supplementary service of
IS-11572/Q-SIG. Refer to “CALLING NAME IDENTIFICATION (CNIP)/CONNECTED NAME
IDENTIFICATION PRESENTATION (CONP)”.
7. When the station is called back, the SS-CF service is not activated (The call is not forwarded to the
destination, but the call is terminated at the called station.)
8. When multiple SS-CF services are set;
• Maximum number of time for Call Forwarding is five (depending on the system data).
• The above-mentioned number is described on the number of time that service is continuously activated
through Q-SIG/IS-11572.
• The number of time that Call Forwarding service is activated within the system is not included in the
above-mentioned number.
• Call Forwarding is not activated after the service has been performed the pre programmed number of
times.
9. When the forwarded party or the forwarded trunk is busy;
SS-CFU: The call is forwarded. The caller hears the busy tone.
SS-CFB: The call is forwarded. The caller hears the busy tone.
SS-CFNR: The call is not forwarded. The call continues to be placed at the party to be set SS-CFNR to the
busy party.
10. When the forwarded destination is the calling party;
(For example, Station A originates a call to Station B and Station B is set the SS-CF service to forward a
call to Station A)
SS-CFU: The call is forwarded. The caller hears the busy tone.
SS-CFB: The call is not forwarded. The caller hears the busy tone.
SS-CFNR: The call is not forwarded. The call continues to be placed at the party programmed SS-CFNR
to the calling party.
11. When a forwarded party is set multiple SS-CF and its destination is the forwarding party (the number of
times for activating the service is not exceeded the preprogramming number);