NEAX2400 IPX ISDN Features and Specifications
Page 160 NDA-24311, Issue 1
C-158 Call Forwarding Supplementary Service (SS-CF) with Rerouting
Service Conditions (cont’d)
Rerouting Function
1. Rerouting function is available when:
a.) SS-CF service is available.
b.) Bearer Capability information of speech or 3.1 kHz audio is available for rerouting function.
(Unrestricted digital data cannot be forwarded and the line is disconnected.)
c.) Transmission speed rate is 64 kbps.
d.) Each of the calling party and the called party is a Dterm or analog station. (When either of them is
an ISDN terminal, PS terminal or Attendant Co nsole, Call Forwarding service is activated
without rerouting function). As for the forwarded-to station, any terminal is available for this
service.
e.) Another service is activated on the calling party.
2. Rerouting function is also available for the cal l in the case below.
3. When interworking through FCCS link, rerouting function is activated with no restriction.
4. When station-to-station connection is established between a calling party and a called party, the called
party and the forwarded party, rerouting function is not activated (Station-to-station connection in an
FCCS network is also applied to this conditions).
Calling Station (Station A): Office Code = 80, Station No. = 1000
Called Station (Station B): Office Code = 82, Station No. = 3000
Destination Station (Station C): Office Code = 83, Station No. = 4000
1000
Station A
80 81
82
Station B
3000 4000
Station C
C.F. is set to 83-4000
RT2
RT1
[routing selection data to Office 83]
1st choice RT is RT1
2nd choice RT is RT2
: Q-SIG
: ACIS/CCIS
1. Station A originates a call to Station B through Office 81.
(The call is routed to Station B through ACIS/CCIS and Q-SIG line.)
2. Since Station B is set Call Forwarding service, the call is forwarded to Station C.
3. New line from Office 81 to 83 is establi shed for the call (RT 1 is the first choice ro uting from
Office 81 to 83). Rerouted line connection is Office 80 → Office 81 → Office 83.
Note: ACIS/CCIS line (Office 80 to 81) is not reestablished and Station C’s number is not displayed on the LCD
of Station A belonging to Office 80.
83