1、E 2326434 O007855 3 W - Page 1 TS22-04 E Recommendation T/S 22-04 (Edinburgh 1988) ADVICE OF CHARGE SERVICE Recommendation proposed by Working Group T/WG 1 1 “Signalling, Protocols and Switching” (SPS) Text of the Recommendntion adopted by the “Teleconmunicatioiis” Commission : “The European Confere
2、nce of Post and Telecommunications Administrations, considering - the available service description on Advice of Charge (AOC) (Stage 1) in CEPT T/SF 31-07, - that in several CEPT member countries supplementary services will be offered which imply that the user, paying - that it is desirable to handl
3、e such calls in a standardised way, especially when these calls are crossing borders, recomniends that the CEPT members recognise and use the following definitions, arrangements, and specifications for the supplementary service Advice of Charge.” for a call, may be informed of usage-based charging i
4、nformation, Advice of charge is a service allowing the user paying for a call to be informed of usage-based charging information. This service is not meant to replace the charge metering inside the network which is considered to be the correct in all cases. This service may include one or more of th
5、e following cases: 1. Charging information at the end of a call. 2. Incremental charging information during a call. 3. Cumulative charging information during a call. 4. Charging information request during a call. 5. Charging information at call setup time. 1. 1.1. 1.2. 1.3. 1.4. 1.5. GENERAL Chargin
6、g Information at the End of the Cali The possibility for a user to receive charging information for a call when the call is released. Incremental Charging Information during a Cali The possibility for a user to receive incremental charging information for a call during the active phase of the call.
7、Cumulative Charging Information during a Cali The possibility for a user to receive cumulative charging information for a call during the active phase of a call. Charging Information Request during a Call The possibility to request charging information for a call during the call. Charging Informatio
8、n at Cali Setup Time The possibility for a user to receive information about the charging rates at call setup time and possible change of charging rates during the call. Edition of January 15, 1989 232b4L4 000785b 5 TIS 22-04 E DESCRIPTION Charging Information at the End of a Call This case of the s
9、upplementary service provides a user with charging information for a call when the call is released. The charging information may consist of a number of information units such as: - Type of charging - free of charge - number of charging units - number of time units - number of currency units - numbe
10、r of charging units on answer - number of currency units on answer - charging period - price per charging unit - price per time unit - number of charging units per call attempt - number of currency units per call attempt - volume charging - Case of Advice of Charge (AOC) - charging at the end of a c
11、all - Charging indicator (Note) - normal charging - reverse charging - credit card charging - charging for supplementary service 2.1. 2.1.1. General Description Note. The charges for these types of charge are sent separately to the user so that they are clearly distinguishable. None. Qualijications
12、on the Applicability to Telecomniimication Services This supplementary service is applicable to all Telecommunication services. Incremental Charging Information during a Call This case of the supplementary service provides a user with incremental charging information for a call during the conversati
13、on phase of call. The charging information may consist of a number of information units such as: - Type of charging - free of charge - number of charging units - number of time units - number of currency units - number of charging units on answer - number of currency units on answer - charging perio
14、d - price per charging unit - price per time unit - number of charging units per call attempt - number of currency units per call attempt - volume charging - incremental charging during a call - normal charging - reverse charging - credit card charging - charging for supplementary service 2.1.2. Spe
15、cijic Terniiiiology 2.1.3. 2.2. 2.2.1. General Description - Case of Advice of Charge (AOC) - Charging indicator (Note) Note. The charges for these types of charge are sent separately to the user so that they are clearly distinguishable. Edition of January 15, 1989 I TIS 22-04 E Page 3 2.2.2. Specif
16、ic Terminology 2.2.3. None. Qimlijcations on the Applicability to Telecotini4iicatio1 Services This supplementary service is applicable to all Telecommunication s 2.3. 2.3.1. General Description Cumulative Charging Information during a Call This case of the supplementary service provides a user with
17、 cumulative charging information for a call during the conversation phase of the call. The charging information may consist of a number of information units such as: - Type of charging - free of charge - number of charging units - number of time units - number of currency units - number of charging
18、units on answer - number of currency units on answer - charging period - price per charging unit - price per time unit - number of charging units per call attempt - number of currency units per call attempt - volume charging - cumulative charging during a call - normal charging - reverse charging -
19、credit card charging - charging for supplementary service - Case of Advice of Charge (AOC) - Charging indicator (Note) Note. The charges for these types of charge are sent separately to the user so that they are clearly distinguishable. None. Qualifications on the Applicability to TeIecommunicntiol1
20、iicatioi Services This supplementary service is applicable to all Telecommunication services. Charging Information Request during a Call This case of the supplementary service provides the user with the possibility to request and receive charging information for a call during the active phase of the
21、 call. The information may consist of a number of information units such as: - Type of charging - free of charge - number of charging units - number of time units - number of currency units - number of charging units on answer - number of currency units on answer - charging period - price per chargi
22、ng unit - price per time unit - number of charging units per call attempt - number of currency units per call attempt - volume charging - cumulative charging during a call 2.3.2. Specific Terminology 2.3.3. 2.4. 2.4.1. General Description O - Case of Advice of Charge (AOC) rvi Edition of January 15,
23、 1989 TIS 22-04 E Page 4 2.4.2. 2.4.3. 2.5. 2.5.1. 2.5.2. 2.5.3. 3. - Charging indicator (Note) - normal charging - reverse charging - credit card charging - charging for supplementary service Note. The charges for these types of charge are sent separately to the user so that they are clearly distin
24、guishable. Specific Terminology None. Qualifications on the Applicability to Telecommunication Services This supplementary service is applicable to all Telecommunication services. Charging Information at Call Setup Time General Description This case of the supplementary service provides the user wit
25、h the possibility to receive information about the charging rates at call establishment. In addition the user will be informed if a change in charging rates takes place during the call. The charging information may consist of a number of information units such as : - Type of charging - free of charg
26、e - number of charging units - number of time units - number of currency units - number of charging units on answer - number of currency units on answer - charging period - price per charging unit - price per time unit - number of charging units per call attempt - number of currency units per call a
27、ttempt - volume charging - Case of Advice of Charge (AOC) - charging rate information - Charging indicator - normal charging - reverse charging - credit card charging - charging for supplementary service Specific Terminology None. Qualifications on the Applicability to Telecommunication Services Thi
28、s supplementary service is applicable to all Telecommunication services. DERIVATION OF A FUNCTIONAL MODEL The model used for illustrating the Advice of Charge supplementary service (AOC) is given below. CALL 1. CALL CHARGING CHARGING CONTROL CONTROL CONTROLLING PROVIDING AGENT FUNCTIONS FUNCTIONS EN
29、TITY ENTITY CHARGING REQUESTING ENTITY (CCA) (CC) (CCE) (CPE) (CRE) Edition of January 15, 1989 - 2326434 O007859 O TIS 22-04 E Page 5 The following scenarios have been identzed: Scenario 1. Charging information provided from the local exchange Scenario 2. Charging information provided from a transi
30、t exchange Scenario 3. Charging information provided from a charging centre via the local exchange Scenario 4. Charging information provided from a charging centre via the transit exchange Edition of January 15, 1989 - = 2326434 00078b0 7 TIS 22-04 E Page 6 4. INFORMATION FLOW DIAGRAM This Recommend
31、ation does not describe which information that is to be provided in each case because it is considered to be a network-dependent matter whether the information is provided, e.g. as charging units or as currency units. It is assumed that the coding of the Charge Advice Information (CAI) is done in su
32、ch a way that whenever this element is received by a user, the content shall be self-explaining. Information Flows for Charging Information at the End of a Call 4.1. 4.1.1. Transfer of Charging Information FE 1 Active state DISCONNECT - req. ind. RELEASE req. ind. FE 2, 3, 4 7 Active state DISCONNEC
33、T FE 1 Active state DISCONNECT - req. ind. RELEASE req. ind. (CAI) Active state DISCONNECT - req. ind. (CAI) ! Active state DISCONNECT req. ind. RELEASE req. ind. (CAI) Active state DISCONNECT - req. ind. FE 3,4 n Edition of January 15, 1989 _ - TIS 22-04 E Page 7 FE 1 :E 1 SETUP - req. ind. SETUP .
34、 resp. conf. DISCONNECT - req. ind. RELEASE . resp. conf. (CAI) SETUP - req. ind. SETUP . req. conf. DISCONNECT - req. ind. RELEASE . req. ind. CAI) _. E 2 FE 2,3 NOTIFY - req. ind. (Note i) SETUP req. ind. SETUP - resp. conf. NOTIFY req. ind. (ACTIVE) DISCONNECT req. ind. NOTIFY - req. ind. NOTIFY
35、. resp. conf. (CAI) SETUP req. ind. - SETUP * resp. conf. DISCONNECT - req. ind. RELEASE . req. ind. CAI) NOTIFY req. ind. (Note i) SETUP req. ind. I SETUP I I resp. conf. NOTIFY - req. ind. (active) DISCONNECT I req. ind. NOTIFY - req. ind. (clear) NOTIFY Y req. ind. CAI) -+ -b Note i. In this case
36、 all the necessary information to calculate the charging must be included in the request to the charging centre. Abbreviation. CAI = Charge Advice Information. Edition of January 15, 1989 232b1114 00078b2 O W Active state REQUEST * TIS 22-04 E Page 8 4.1.2. Request for charging information at the en
37、d of the call I FE 1 Idle state SETUP . req. nd. (aoc-req.) Active State REQUEST - req. ind. aoc-req.) S Idle state SETUP Idle state SETUP . A req. ind. aoc-req.) req. ind. (aoc-req.) Active state ?QUEST , req. ind. (aoc-req.) REQUEST . req. ind. (aoc-req.) Active state req. ind. (aoc-req.) 7 - RQ r
38、eq. ind. (aoc-req.) REQUEST . req. ind. (aoc-req.) REQUEST . req. ind. (aoc-req.) (Note i) Note i. In this case all the necessary information to calculate the charging must be included in the request to the charging centre. Abbreviation. AOC = Advice of Charge. Edition of January 15, i989 . t TIS 22
39、-04 E Page 9 4.1.3. htforfnation Forvs at Call Dejection and Call Transfer FE 1 SETUP . req. ind. ? req. ind. (Note i) DISCONNECT - resp. conf. RELEASE . req. ind. RELEASE - resp. conf. NOTIFY req. ind. (CAI) FE 2, 3, 4 I SETUP - req. ind. (from A) SETUP . req. ind. (to C) SETUP - resp. conf. (from
40、A SETUP resp. conf. (Note i) DISCONNECT req. ind. RELEASE - req. ind. RELEASE resp. conf. NOTIFY . req. ind. (CAI) ?E 2 FE 2.3 SETUP req. ind. (from A) REQUEST v req. ind. (Note ii) SETUP req. ind. (to C) SETUP . resp. conf. (from C) NOTIFY L req. ind. (active) SETUP resp. conf. (to A RELEASE F req.
41、 ind. NOTIFY req. ind. clear) NOTIFY . req. ind. (CAI) RELEASE REQ SETUP . req. ind. SETUP Y resp. conf. ACTIVE RELEASE . req. ind. (CAI) req. ind. ;E 3 FE 4 REQUEST . req. ind. (Note ii) SETUP req. ind, SETUP - resp. conf. NOTIFY . req. ind. (active) RELEASE - req. ind. NOTIFY req. ind. (clear) NOT
42、IFY . req. ind. (CAI) -b -b FE 4 Note i. These signalling flows are only applicable in the cases where FE 1 is charged for the deflected/transferred part of the call, and FE 1 has subscribed to AOC. The detailed flows for these supplementary services are found in their respective Recommendations. No
43、te ii. In this case all the necessary information to calculate the charging must be included in the request to the charging centre. Abbreviation. CAI = Charge Advice Information. Edition of January 15, 1989,- - -n 4,1.4. Iilformation Flows at Call Forwarding FE 1 SETUP - req. ind. REPORT (ALERT) . r
44、eq. ind. DISCONNECT - req. ind. RELEASE req. ind. RELEASE . resp. conf. NOTIFY req. ind. req. ind. SETUP - eq. ind. (forwarded to C) SETUP resp. conf. 1 F ACTIVE RELEASE 7 req. ind. SETUP . req. ind. (from A SETUP - .eq. ind. (fonvarded to C) SETUP 1 resp. conf. _, ACTIVE RELEASE . req. ind. - 23264
45、34 0007866 8 W TJS 22-04 E Page 12 e 4.2. 4.2.1. Information Flows for Incremental and Cumulative Charging Information during a Call (cases 2 and 3) Transfer of Charging Information during the Call FE 1 FE 1 - I Active state NOTIFY - req. ind. (CAI) Active state NOTIFY - req. ind. (CAI) Active state
46、 FE 2, 3, 4 T Active state SUSPEND . req. ind. SUSPEND - resp. conf (CAI) Suspended state FE 2 Active state NOTIFY - req. ind. CAI) Active state NOTIFY - req. ind. (CAD Active state Active state SUSPEND - req. ind. SUSPEND resp. conf CAI) Suspended state Active state NOTIFY req. ind. CAI) Active sta
47、te NOTIFY req. ind. (CAI) Active state Active state NOTIFY L r req. ind. “Suspended state” FE 3,4 Edition of January 15. 1989.- FE 1 2326414 00078b7 T SETUP . req. ind. SETUP resp. conf Active state NOTIFY - req. ind. (CAI) Active state NOTIFY - req. ind. CAI) DISCONNECT . req. ind. RELEASE - req. i
48、nd. (CAI SETUP u req. ind. SETUP Y resp. conf NOTIFY A F req. ind. CAI) NOTIFY req. ind. - RELEASE req. ind. (CAI) - TE 2 FE 2.3 NOTIFY . req. ind. (Note i) SETUP req. ind. SETUP - resp. conf NOTIFY . req. ind. (active) NOTIFY - req. ind. CAI) NOTIFY - req. ind. RELEASE req. ind. NOTIFY - req. ind.
49、(clear) NOTIFY req. ind. CAI) SETUP u req. ind. SETUP . resp. conf NOTIFY 7 req. ind. (CAI) NOTIFY req. ind. (CAI) . RELEASE . req. ind. CAI) FE 4 REQUEST req. ind. (Note I) SETUP req. ind. w SETUP - resp. conf NOTIFY F req. ind. (active) NOTIFY req. ind. CAI) - NOTIFY req. ind. CAI) RELEASE v . req. ind. NOTIFY req. ind. clear) NOTIFY - req. ind. TE 4 TIS 22-04 E Page 13 Note i. In this case all the necessary information to calculate the charging must be included in the request to the charging centre. Abbreviation. CAI = Charge Advice Info
