ITU-T Q 86 2-1995 Stage 2 Description for Charging Supplementary Services Clause 2 - Advice of Charge (AOC) - General Recommendations on Telephone Switching and Signalling FunctionSDN《.pdf

1、INTERNATIONAL TELECOMMUNICATION UNION)45G134 1 TELECOMMUNICATION (10/95)STANDARDIZATION SECTOROF ITU%.%2!,G0G02%#/-%.$!4)/.3G0G0/.G0G04%,%0(/.%37)4#().G0G0!.$G0G03).!,).telecommunication service: See definition 201 of 2.2/I.112 3.2.3.7 supplementary service: See 2.4/I.210 4.2.4 Symbols and abbreviat

2、ionsFor the purpose of this Recommendation, the following abbreviations apply:AOC Advice of ChargeCD Call DeflectionCFB Call Forwarding BusyCFNR Call Forwarding No ReplyCFU Call Forwarding UnconditionalCT Call TransferFEA Functional Entity ActionISDN Integrated Services Digital NetworkLE Local Excha

3、ngePTNX Private Telecommunications Network exchangeSDL Specification and Description LanguageTE Terminal EquipmentTP Terminal Portability2.5 DescriptionAdvice of Charge (AOC) is a group of supplementary services allowing the served user to be informed of usage-basedcharging information.These supplem

4、entary services are not meant to replace the charge metering inside the network which is considered to bethe correct one in all cases.The AOC group of supplementary services may include the following:AOC-S Charging information at call set-up timeAOC-D Charging information during the callAOC-E Chargi

5、ng information at the end of a call2.6 Derivation of a functional model2.6.1 Functional model descriptionThe functional model for the AOC supplementary service is shown in Figure 2-1.Recommendation Q.86 (10/95) 3FE1 FE2 FE3 FE4T1166380-94/d01rarbrcFIGURE 2-1/Q.86FIGURE 2-1/Q.86.D01 = 2.5 CM (118%)2.

6、6.2 Description of the functional entitiesFE1 AOC served entityFE2 AOC information options checkFE3 AOC controlling entityFE4 AOC information formatting2.6.3 Relationship with a basic serviceThe relationship with a basic service is shown in Figure 2-2.FE1 FE2 FE3FE4CCA CC CC CC CCAT1166390-94/d02rbr

7、2rar1r2r3rcFIGURE 2-2/Q.86FIGURE 2-2/Q.86.D02 = 6.5 CM (118%)2.7 Information flows2.7.1 Information flow diagramsIt is assumed that the coding of the AOC-Information is done in such a way that whenever this information is receivedby a FE1, the content shall be complete in itself.The flows are intend

8、ed to show the information flowing for the AOC supplementary service. These flows can in manycases, be combined with the flows for the basic call, depending upon call state. Whether or not this can take place isconsidered to be a stage 3 matter.2.7.1.1 Information flows for charging information at c

9、all set-up time (AOC-S)2.7.1.1.1 Receipt of charging information on charging rates (AOC-S)See Figure 2-3.2.7.1.1.2 Change of charging rate during the active state of a call (AOC-S)See Figure 2-4.2.7.1.1.3 Receipt of charging rate after TP RETRIEVE (AOC-S)See Figure 2-5.NOTE The TP RETRIEVE function

10、is a part of the Terminal Portability (TP) supplementary service and thecorresponding FEA numbers refer to this service.4 Recommendation Q.86 (10/95)T1181760-96/d03FE1 FE2 FE3 FE4rarbrc211 211 SETUP 221910 REQUEST 1920923921 REQUEST 2930936931932REQUEST 3940941942REQUEST 3REQUEST 2933934924SETUP 224

11、911ind.922925935INFORM4INFORM4INFORM1req.indreq.indreq.indreq.indreq.indreq.indresp.confresp.confresp.confREQUEST 1req.FIGURE 2-3/Q.86FIGURE 2-3/Q.86.D03 = 14 CM (118%)T1166410-94/d04FE1 FE2 FE3 FE4rbrarc911940941942924922937931932933934INFORM4req.indINFORM3req.indINFORM4ind.REQUEST 3req.indREQUEST

12、3resp.confFIGURE 2-4/Q.86FIGURE 2-4/Q.86.D04 = 8.5 CM (118%)Recommendation Q.86 (10/95) 5T1181770-96/d05TP RETRIEVEREQUEST 2REQUEST 2REQUEST 3REQUEST 3ind.TP RETRIEVEINFORM4INFORM4req.indreq.indreq.indreq.indresp.confresp.confresp.confFIGURE 2-5/Q.86914922FE1 FE2 FE3 FE4ra925921911930931932940941942

13、933934924922rcrb922FIGURE 2-5/Q.86.D05 = 11.5 CM (118%)2.7.1.2 Information flows for charging information during a call (AOC-D)2.7.1.2.1 Transfer of charging information at call establishment (AOC-D)See Figure 2-6.2.7.1.2.2 Transfer of charging information during the active state of a call (AOC-D)Se

14、e Figure 2-7.2.7.1.2.3 Transfer of charging information at TP HOLD (AOC-D)See Figure 2-8.NOTE The TP HOLD function is a part of the Terminal Portability (TP) supplementary service and the correspondingFEA numbers refer to this service.2.7.1.2.4 Transfer of charging information at TP RETRIEVE (AOC-D)

15、See Figure 2-9.NOTES1 The TP RETRIEVE function is a part of the Terminal Portability (TP) supplementary service and the correspondingFEA numbers refer to this service.2 In the case that the called party clears the call during calling party TP-HOLD state, the INFORM2 shall be associatedwith the TP RE

16、JECT information flow.2.7.1.2.5 Transfer of charging information at call clearing (AOC-D)2.7.1.2.5.1 Call clearing in forward directionSee Figure 2-10.6 Recommendation Q.86 (10/95)T1181780-96/d06req.indREQUEST 1REQUEST 4REQUEST 5REQUEST 4REQUEST 5INFORMind.SETUPINFORM2INFORM1req.indSETUPreq.indreq.i

17、ndreq.indreq.indresp.confresp.confresp.confFIGURE 2-6/Q.86REQUEST 1req.211224922925935911924930936931932940941942933934910920923921FE1FE2FE3FE4rarbrc211 221FIGURE 2-6/Q.86.D06 = 14 CM (118%)T1181790-96/d07INFORM2req.indINFORM5req.indREQUEST 5req.indREQUEST 5resp.confINFORM2ind.FIGURE 2-7/Q.86FE3FE1

18、FE2 FE4rarbrc911924922937931932933934940941942FIGURE 2-7/Q.86.D07 = 8.5 CM (118%)Recommendation Q.86 (10/95) 7T1181800-96/d08TP HOLDREQUEST 4REQUEST 5REQUEST 5REQUEST 4TP HOLDind.INFORM2INFORM2req.indreq.indreq.indreq.indresp.confresp.confFIGURE 2-8/Q.86resp.confrarbrc9219259219219249229309319329339

19、34940941942911FE1 FE2 FE3 FE4913FIGURE 2-8/Q.86.D08 = 11.5 CM (118%)T1181810-96/d09TP RETRIEVEREQUEST 4REQUEST 5REQUEST 5REQUEST 4ind.TP RETRIEVEINFORM2INFORM2req.indreq.indreq.indreq.indresp.confresp.confresp.confFIGURE 2-9/Q.86914 922922911925921930931932933934940941942924202922FE1 FE2 FE3 FE4rarb

20、rcFIGURE 2-9/Q.86.D09 = 11.5 CM (118%)8 Recommendation Q.86 (10/95)T1181820-96/d10DISC 321REQUEST 4REQUEST 5REQUEST 4REQUEST 5ind.INFORM2INFORM2req.indreq.indreq.indreq.indresp.confresp.confFIGURE 2-10/Q.86911925921924922931932933934940941942FE1 FE2 FE3 FE4rarbrcFIGURE 2-10/Q.86.D10 = 9.5 CM (118%)2

21、.7.1.2.5.2 Call clearing in backward directionSee Figure 2-11.T1181830-96/d11ind.REQUEST 4REQUEST 4REQUEST 5REQUEST 5RELEASEINFORM2INFORM2req.indreq.indreq.indreq.indresp.confresp.confFIGURE 2-11/Q.86911924922933934940941942925921931932FE1 FE2 FE3 FE4rarbrc421 431FIGURE 2-11/Q.86.D11 = 10 CM (118%)2

22、.7.1.3 Information flows for charging information at the end of a call (AOC-E)2.7.1.3.1 Request for AOC-E at call set-up time (AOC-E)See Figure 2-12.Recommendation Q.86 (10/95) 9T1181840-96/d12SETUPREQUEST 1REQUEST 4SETUPINFORM1req.indreq.indreq.indreq.indresp.confFIGURE 2-12/Q.86REQUESTreq.211 211

23、221224930935925920923921910FE1 FE2 FE3rarbFIGURE 2-12/Q.86.D12 = 9 CM (118%)2.7.1.3.2 Information flows for AOC at call clearing (AOC-E)2.7.1.3.2.1 Call clearing in forward direction (AOC-E)See Figure 2-13.T1181850-96/d13DISCREQUEST 4REQUEST 5REQUEST 5REQUEST 4ind.INFORM2INFORM2req.indreq.indreq.ind

24、req.indresp.confresp.confFIGURE 2-13/Q.86321925921924922931932933934940941942911FE1 FE2 FE3 FE4rarbrcFIGURE 2-13/Q.86.D13 = 10 CM (118%)2.7.1.3.2.2 Call clearing in backward direction (AOC-E)See Figure 2-14.10 Recommendation Q.86 (10/95)T1181860-96/d14FE1 FE2 FE3 FE4RELEASEREQUEST 4REQUEST 4REQUEST

25、5REQUEST 5ind.INFORM2INFORM2req.indreq.indreq.indreq.indresp.confresp.confFIGURE 2-14/Q.86911421924922933934925921931932940941942rarbrcFIGURE 2-14/Q.86.D14 = 14 CM (118%)2.7.1.3.3 Information flows at immediate call diversions (AOC-E)See Figure 2-15.Call clearing of the forwarded call in either dire

26、ction as in 2.7.1.3.2.T1166520-94/d15/*leg 1*/*leg 2*/*leg 2*/SETUPreq.indSETUPSETUPreq.indresp.confreq.indREQUEST 4req.indINFORM1FIGURE 2-15/Q.86NOTE Leg 1 refers to the leg between the calling and theNOTE forwarding user.NOTE Leg 2 refers to the leg between the forwarding and theNOTE forwarded-to

27、user.FE1 FE2 FE3rbra923921925224221224231930935FIGURE 2-15/Q.86.D15 = 10.5 CM (118%)Recommendation Q.86 (10/95) 112.7.1.3.4 Information flows when diversion of a call occurs after the call has been presented (AOC-E)See Figure 2-16.T1166530-94/d16/*CFNR 945leg 2*/*leg 2*/SETUPSETUPreq.indresp.confreq

28、.indREQUEST 4req.indINFORM1FIGURE 2-16/Q.86NOTE Leg 1 refers to the leg between the calling and theNOTE forwarding users.NOTE Leg 2 refers to the leg between the forwarding and theNOTE forwarded-to users.REPORT (alert)req.indFE1 FE2 FE3rarb921925241251245244930935FIGURE 2-16/Q.86.D16 = 10.5 CM (118%

29、)Call clearing in either direction as in 2.7.1.1.2.Addressing information indicating the AOC-served user must be included in all cases where the FE1 is not located at aCCA, e.g. when CFU takes place and AOC is given to the user having invoked CFU.When the AOC-served user is not a part of the basic c

30、harged call (i.e. at CFU, CFB, CFNR, CD) or the call has beentransferred (CT has been invoked), then the charged number and the dialled number shall be given together with theAOC. The same requirement exists when the AOC-served user is a “third party” (e.g. in hotel PTNXs).2.7.1.3.5 Information flow

31、s for AOC at call failure during call establishment (AOC-E)See Figure 2-17.2.7.2 Definition of individual information flowsNOTE In the following Tables, M = Mandatory and O = Optional.2.7.2.1 Relationship raSee Tables 2-1 to 2-4.12 Recommendation Q.86 (10/95)T1181870-96/d17SETUPREQUEST 1REQUEST 4REQ

32、UEST 4REQUEST 4REQUEST 5REQUEST 5RELEASEind.211INFORM2INFORM2req.indreq.indreq.indreq.indreq.indreq.indreq.indresp.confresp.confFIGURE 2-17/Q.86REQUESTreq.221421910920923921930921930931932933934940941942911924922rarbrcFE1 FE2 FE3 FE4FIGURE 2-17/Q.86.D17 = 13.5 CM (118%)TABLE 2-1/Q.86Contents of REQU

33、EST 1 req.indParameter Allowed value req.indREQUEST for AOC AOC-S, and/or MAOC-D, and/orAOC-E.NOTE REQUEST 1 applies only in the case where AOC is requested on a per-call basis.Recommendation Q.86 (10/95) 13TABLE 2-2/Q.86Contents of INFORM2 req.indTABLE 2-3/Q.86Contents of AOC REJECT req.indParamete

34、r Allowed value req.indType of AOC AOC-D, or AOC-E MType of charging information Subtotal charges (AOC-D), orTotal charges (AOC-S, AOC-E), orInformation not available.M (Note 1)Recorded charges Charging units, orCurrency units, orFree of charge, orNot available.M (Note 2)If Record charges = charging

35、 unitsNumber of charging unitType of charging unitsInteger valueInteger 1-16MOIf Record charges = currency unitsCurrency identifierCurrency amountMultiplier (currency)Integer value0.001, or0.01, or0.1, or1.0, or10, or100, or1000MMMBilling identification Normal charging (AOC-D, AOC-E), orReverse char

36、ging (AOC-D, AOC-E), orCredit card charging (AOC-D, AOC-E), orCall forwarding unconditional (AOC-E),orCall forwarding busy (AOC-E), orCall forwarding no reply (AOC-E), orCall deflection (AOC-E), orCall transfer (AOC-E).MCharged number O (Note 3)NOTES1 Some networks may include charges incurred by th

37、e use of some supplementary services in “Total charges”.2 If different types of charging units apply, the recorded number of charging units for each type of charging unit may begiven.3 Charged number shall be included when the AOC is provided after the call.Parameter Allowed value req.indREJECT reas

38、on Not subscribed M14 Recommendation Q.86 (10/95)TABLE 2-4/Q.86Contents of INFORM4 req.indParameter Allowed value req.indType of AOC AOC-S MType of charging information Charging rate, orInformation not availableMCharged item Basic communication and/orCall attempt and/orCall set-up and/orUser-to-user

39、 information and/orOperation of supplementary servicesM (Note)Special charging arrangements Integer MCharging rate Duration rate, orSpecific rate, orVolume rateMIf Charging rate = Duration rate:Type of chargingUnit charging, orContinuous chargingMIf Duration rate type = Currency rate:Currency identi

40、fierCurrency amountMultiplierInteger0.001, or0.01, or0.1, or1.0, or10, or100, or1000MMLength of time unitScale (time)Integer0.01 s, or0.1 s, or1.0 s, or10 s, or1 minute, or1 hour, or24 hoursMMGranularityScale (granularity)Integer0.01 s, or0.1 s, or1.0 s, or10 s, or1 minute, or1 hour, or24 hoursOIf C

41、harging rate = Specific rate:Rate type Free of charge, orFlat rate (currency units), orSpecial charging code N, orNot availableMRecommendation Q.86 (10/95) 15TABLE 2-4/Q.86 (end)Contents of INFORM4 req.ind2.7.2.2 Relationship rbSee Tables 2-5 to 2-11.TABLE 2-5/Q.86Contents of INFORM1 req.indParamete

42、r Allowed value req.indIf Rate type = Flat rate(Currency units):Current identifierCurrent amountMultiplier (currency)Integer0.001, or0.01, or0.1, or1.0, or10, or100, or1000MMIf Rate type = Special charging code: N Integer (1-10) MIf Charging rate = Volume rate:Type of charging Unit charging, orCurre

43、ncy chargingOCurrency identifierCurrency amountMultiplier (currency)Type of volume unitInteger0.001, or0.01, or0.1, or1.0, or10, or100, or1000.Octet, orSegment, orMessageMMMNOTE Each of these items will be accompanied by appropriate values from the rest of Table 2-4.Parameter Allowed value req.indCa

44、ll State Connected or disconnected M16 Recommendation Q.86 (10/95)TABLE 2-6/Q.86Contents of INFORM3 req.indParameter Allowed value req.indType of AOC AOC-S MType of charging information Charging rate, orInformation not available.MCharged item Basic communication, orCall attempt, orCall set-up, orUse

45、r-to-user information, orOperation of supplementary services.MSpecial charging arrangements Integer MCharging rate Duration rate, orSpecific rate, orVolume rateMIf Charging rate = Duration rate:Type of charging Unit charging, orContinuous chargingMIf Duration rate type = Currency rate:Currency ident

46、ifierCurrency amountMultiplierInteger0.001, or0.01, or0.1, or1.0, or10, or100, or1000MMLength of time unitScale (time)Integer0.01 s, or0.1 s, or1.0 s, or10 s, or1 minute, or1 hour or24 hoursMMGranularityScale (Granularity)Integer0.01 s, or0.1 s, or1.0 s, or10 s, or1 minute, or1 hour, or24 hoursOIf C

47、harging rate = Specific rate:rate typeFree of charge, orFlat rate (currency units), orSpecial charging code N, orNot availableMIf Rate type = Flat rate(currency units):Current identifierCurrent amountMultiplier (currency)Integer0.001, or0.01, or0.1, or1.0, or10, or100, or1000MMRecommendation Q.86 (1

48、0/95) 17TABLE 2-6/Q.86 (end)Contents of INFORM3 req.indTABLE 2-7/Q.86Contents of INFORM5 req.indParameter Allowed value req.indIf Rate type = Special charging code: N Integer (1-10) MIf Charging rate = Volume rate:Type of chargingUnit charging, orCurrency charging MIf Volume rate type = Currency rat

49、eCurrency identifierCurrency amountMultiplier (currency)Integer0.001, or0.01, or0.1, or1.0, or10, or100, or1000MMType of volume unit Octet, orSegment, orMessage MParameter Allowed value req.indType of AOC AOC-D MType of charging information Subtotal charges, orInformation not availableMRecorded charges Charging units, orCurrency units, orFree of charge, orNot availableMIf Record charges = Charging unitsNumber of charging unitType of charging unitsInteger valueInteger 1-16MOIf Record charge