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O-13
O-13
General Description
1.
When a call has terminated to UCD [U-1] Group A, and the incoming call has encountered all
stations busy in Group A, the call is transferred to UCD [U-1] Group B, if Group B is registered
as the OVERFLOW-UCD destination.
Call Termination
2.
If all stations are busy in Group B, then the call is placed in queue for the originally called UCD
[U-1] group (Group A).
Call Termination
Operating Procedure
No manual operation is required.
Service Conditions
1.
An OVERFLOW group must be a UCD [U-1] Group.
2.
One OVERFLOW group can be provided for one UCD [U-1] Group.
3.
OVERFLOW is performed only once.
Page 392
Overflow - UCD
Overflow - UCD
UCD
Group A
All Busy
Overflow
UCD
Group A
All Busy
Call registered in
Overflow
UCD
Group B
Group A
Group B
All Busy
NEAX2400 ICS Business Features and Specifications
NDA-24143, Issue 4
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