NEC NDA-24311 사용자 설명서
NEAX2400 IPX ISDN Features and Specifications
Page 104
NDA-24311, Issue 1
O-32
Overflow - UCD - PRI
O-32 Overflow
-
UCD
-
PRI
General Description
1.
When a call from an ISDN trunk has terminated to UNIFORM CALL DISTRIBUTION (UCD) [U-1]
Group A and an 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 destination.
Group A and an 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 destination.
Overflow UCD—Call Transferred to Group B
2.
In case all of the stations are busy in Group B, to which the call has been transferred by the OVERFLOW-
UCD service, the call is registered in the queue in UCD [U-1] Group A.
UCD service, the call is registered in the queue in UCD [U-1] Group A.
Overflow UCD—Call Registered in Queue in Group A
Call Termination
Overflow
UCD
Group A
All Busy
UCD
Group B
Call Termination
Overflow
UCD
Group A
All Busy
UCD
Group B
All Busy
Call registered in Group A