1. Step 1: Customers entering information (Startdate and Enddate *) on application and request service activation.
2. Step 2: Viettel App server receive information send client’s information including ISDN, Startdate, Enddate to AT&T
3. Step 3 and 4:
1. AT&T check registration history of client:
- Case 1: New registration AT&T activate the service for customer from Startdate1 and cancel the service in the end of Enddate1 (Startdate1 Enddate1 ≤ 30 days) AT&T save information to AT&T Registration Log and note charging case ATT first charge.
- Case 2: ISDN register again within 30 days after the first registration (Startdate2 ≤ Reconciliation Enddate**) ATT Activate service for ISDN with new information including Startdate2 …show more content…
On 2017-02-10 client request to use the service for 7 days, they could use the service from 2017-02-10 to 2017-02-16, and the Reconciliation Enddate is 2017-03-11 Charging case
2. On 2017-02-17 client request again to use the service for 7 days they could use the service from 2017-02-17 to 2017-02-23 ( Enddate< Reconciliation Enddate) No-charging case
3. On 2017-02-24 clident request again to use the service for 30 days They could use the service from 2017-02-24 to 2017-03-25 (Enddate> Reconciliation Enddate) Charging case Reconciliation Enddate now turn to 2017-03-25
ATT charge Viettel only 2 time for 1 ISDN in monthly bills of February
ISDN (84988267104) continue to register the service 3 times in 03/2017, as follows:
4. On 2017-03-13 clident request again to use the service for 7 days They could use the service from 2017-03-13 to 2017-03-19 (Enddate Reconciliation Enddate) Charging case Reconciliation Enddate now turn to 2017-04-23
ATT charge Viettel only 1 time for 1 ISDN in monthly bills of March
6. On 2017-04-15 clident request again to use the service for 30 days They could use the service from 2017-04-15 to 2017-05-14 Charging case Reconciliation Enddate now turn to 2017-04-23
ATT charge Viettel only 1 time for 1 ISDN in monthly bill of