NEC NEAX2400 ICS, Руководство по программированию

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NEAX2400 IPX Feature Programming Manual
Page 960
NDA-24297, Issue 1
M-41 Multiple Call Forwarding - Busy Line - CCIS
M-41 Multiple Call Forwarding - Busy Line - CCIS
General Description
This service feature permits a call to a busy station to be forwarded in a CCIS network, multiple times, to a
predesignated idle station.
1. With existing CALL FORWARDING-BUSY LINE [C-2] (CF-B) service:
2. With MULTIPLE CALL FORWARDING-BUSY LINE [M-24] service:
Operating Procedure
1. Station A sets Call Forwarding-Busy Line to Station B. Station B sets Call Forwarding-Busy Line to
Station C. Station C sets Call Forwarding-Busy Line to Station D.
2. Stations A, B, and C are busy when an incoming call is directed to Station A. The call is forwarded to
Station B first, then to Station C, and on to Station D. The calling party receives ringback tone, and ringing
starts at Station D.
3. Station D lifts the handset to answer and is connected to the calling party.
Service Conditions
1. The service conditions within the node comply with those of MULTIPLE CALL FORWARDING-BUSY
LINE [M-24].
2. A call can be forwarded by CALL FORWARDING a maximum of one time between nodes in a CCIS
network.
Call
Ringing
1st Time
CF-A
B
A
S
1st Time
CF-B
2nd Time
CF-B
3rd Time
CF-B
4th Time
CF-B
5th Time
CF-B
Ringing
S
Call
A
B
C
D
E
F