NEC NDA-24305 - page 312

CHAPTER 6 NDA-24305
Page 29 4
Revision 1.0
ADVICE OF CHARGE (AOC) - RECEI PT AND DISPLAY OF AOC FROM A FOREIGN Q- SIG NETWORK
A-136 ADVICE OF CHARGE (AOC) - RECEIPT AND DISPLAY OF AOC FROM A FOREIGN Q-SIG
NETWORK
1. General Description
This feature provides the calling station originated a call to ISDN network using Q-SIG/IS-11572 line with the
charge information display sent from the ISDN network. Whether the charge information is disp layed or not can
be specified on a station basis.
2. Operating Procedure
No manual operation is required.
3. Service Conditions
1. This feature is available since Series 7400 (Release 8) software.
2. This serv ice is available for the Dterm and ISDN terminal. Attendant Console is not available for this service.
3. This feature is effective on condition that the call is originated to the ISDN network through ETS 300 172/
IS-11572 line.
4. This feature supports AOC-E only (not applied to AOC-D nor AOC-S).
AOC-S: Charging information at call set-up time
The billing rate is sent to the caller when originating a call.
Also, when the billing rate is changed during the communication, the new information is sent to
the caller.
AOC-E: Charging information at the end of the call
When the call is completed, the charge information is sent to the caller.
AOC-D: Charging information during the call
While the call is in progress, the charge information and the billing rate information are sent to
the caller.
5. This feature supports the total billing information only when the call is completed.
6. Maximum number of digits for the charge display is six digits. When the charge exceeds the maximum
digits, the LCD displays “*999,999”.
7. Charge information of more than ten digits can be displayed on the LCD (number of unit digit is not
displayed). The charge of unit digit is raised to ten di git a nd charge of decimal places is omitted.
8. This feature is activated only when the charge information is sent from the ISDN network. Therefore, the
call charge is not displayed when dialing the number free of charge.