Telecm services, accounting and billing

Transcription

1 Telecm services, accounting and billing Kirsi Valtari Helsinki University of Technology T fall semester 2001 Kirsi Valtari 1

2 End user services fixed network services mobile network services examples of commercial services Accounting and billing telephony billing CDRs and billing system billing process future billing requirements and scenarios based on J.Rintala Master s thesis, chapter2 - included in the course reading material T fall semester 2001 Kirsi Valtari 2

3 Bearer service circuit switched voice, data, fax packet switched data Terminal services telephony teletex telefax G4 videotex, videotelephone internet access! T fall semester 2001 Kirsi Valtari 3

4 Multiple subscriber number (MSN) Sub address (SUB) Calling line identification presentation (CLIP) Calling line identification restriction (CLIR) Connected line identification presentation (COLP) Connected line identification restriction (COLR) Call forwarding unconditionally (CFU) T fall semester 2001 Kirsi Valtari 4

5 Basic services telephony, data (teleservices, bearer services) emergency calls subscriber services dual-tone multifrequency (DTMF) facsimilegroup 3 short message service cell broadcast voice mail fax mail T fall semester 2001 Kirsi Valtari 5

6 supplementary services call forwarding barring of outgoing calls barring of incoming calls adviceofcharge call hold call waiting multiparty service calling line identification presentation/restriction closed user groups T fall semester 2001 Kirsi Valtari 6

7 Information and content (non-voice) content connectivity (internet) mobile internet access mobile intranet access mobility customised infotainment multimedia messaging service (MMS) location based services rich voice and simple voice access focused approach portal focused approach Mobile specialized services T fall semester 2001 Kirsi Valtari 7

8 Traditional telephone exchange: a counter device for each user Active connection carries a periodic pulse which increases the counter Computers have replaced the counter devices In 2G mobile networks the user is charged per-minute, unmetered or prepaid Usage data is collected in Call Detail Records (CDR) Log files containing CDR s are processed periodically to produce a bill T fall semester 2001 Kirsi Valtari 8

9 GSM network Operative systems MOC MTC IN MSC GATEWAY MSC HLR AuC Subscriber mgmt Mediation Billing system Printing Clearing House Roaming T fall semester 2001 Kirsi Valtari 9

10 ExampleCDR called / received / forwarded type of basic service: speech, data, fax, sms type of supplementary service IN triggering event time duration charging principle (IMSI, MSISDN) b subscriber, c subscriber pre-billing information T fall semester 2001 Kirsi Valtari 10

11 Presentment Presentment Formatting, Delivery Complete Invoices Priced Usage Records Records of Who, When, What, Where, Why Session, Usage & Transaction data: CDRs, tickets, events, other logs Billing Billing Rating Rating Mediation Mediation Accounting, Invoicing, Payments, Collections, Tax Guiding, Pricing Aggregation, Correlation, Filtering, Normalization Network Services, Switches, SMSCs, other NEs T fall semester 2001 Kirsi Valtari 11

12 Network elements produce the accounting information eg. switches, gateways Mediation interfaces various network elements with various CDR formats CDR s may be based on minutes, service collects, aggregates, normalizes filters unmeaningful CDR s statistics collection IPDR (IP detail record), a standard method of communication between mediation and billing system, under development T fall semester 2001 Kirsi Valtari 12

13 Rating Price tags are put on unified usage records Price based on call tariff tables Billing discounts usage records are matched with customer accounts billing is tightly coupled with customer care software (CRM) tax Invoicing/presentment Formatting of the actual bill to be sent to the user usage part + basic fee (monthly fee for subscription) per customer/ per subscription printing and delivery the bill/electronic bill payment T fall semester 2001 Kirsi Valtari 13

14 Network, mediator, billing system Network access and bearer services Mediator Billing system Services Statistics analysis and reporting systems T fall semester 2001 Kirsi Valtari 14

15 CRM system Network access and bearer services MEDIATOR Billing system Printing Services Analysis/ Data warehous Archive T fall semester 2001 Kirsi Valtari 15

16 Name Value Required Meaning Info String 10 Mediation Vendor Name SeqNum/id String 10 Unique Session Identifier SubscriberID IP Address 10 Subscriber ID HostName FQDN / IP Address 10 Host Name / IP Address of Video Server ShowName String 10 Identity of Video Stream StartTime Date / Time 10 Time Video Started EndTime Date / Time 10 Time Video Ended Duration Integer 10 Duration of Video (in seconds) numaudiostreams Integer Number of Audio Streams numvideostreams Integer Number of Video Streams lostrate Fraction of Lost (retransmitted) Defined in RTSP RFC sendoctets Integer Octets sent by Service Consumer recvoctets Integer Octets received by Service Consumer sendpkt Integer Packets sent by Service Consumer recvpkt Integer Packets received by Service Consumer T fall semester 2001 Kirsi Valtari 16

17 <?xml version="1.0"?> <!DOCTYPE IPDRDoc SYSTEM "ipdrdoc.dtd"> <IPDRDoc seqnum="124" version="1.0"> <IPDRRec info="vendor, Inc."/> <IPDR seqnum="1" time=" t07:00:00z"> <SS id="ses10" service="rtsp"> <SC> <v name="subscriberid"> </v> </SC> <SE> <v name="hostname">rtsp.ipdr.org</v> </SE> </SS> <UE> <v name="showname">rocky CIX</v> <v name="starttime"> t23:59:00z</v> <v name="endtime"> t04:15:00z</v> <v name="duration">109283</v> <v name="numaudiostreams">1</v> <v name="numvideostreams">1</v> <v name="recvpkt">123</v> </UE> </IPDR> </IPDRDoc> T fall semester 2001 Kirsi Valtari 17

18 Per minute (videoconferencing) Per megabyte (wireless LAN access) Per message ( ) Per view (video-on-demand) Per transaction (music downloads) Per click (click-through advertising) Per page (fax) Per $ (commission on purchase) Per bullet (interactive games) T fall semester 2001 Kirsi Valtari 18

19 GSM 2 CDRs / call 3 calls / subscriber ~6 CDRs / user / day GPRS (by Jean-Claude Sotto) 15 CDRs / PDP context (WAP + GGSN + SGSN) 3 contexts / day / subscriber ~45 CDRs / user / day UMTS GPRS + Services + QoS à CDRs 6 contexts / day / subscriber ~130 CDRs / user / day T fall semester 2001 Kirsi Valtari 19

20 Modern data service involve several players network operator virtual network operator service provider content provider New billing models are beeing developed sponsoring cost sharing service provisioning commission T fall semester 2001 Kirsi Valtari 20

21 GW Hard goods authentication Clearing top-up Broker/ wallet server payment soft goods Phone bill debit cards credit cards other brokers Epayment systems Parking Tokens, point-of-sales terminals T fall semester 2001 Kirsi Valtari 21

22 Service providers/convergent billing Operator/telecom services non-operator services (hard and soft goods) tokens, coupons, funny money prepay postpay Credit account Tokens, coupons T fall semester 2001 Kirsi Valtari 22

23 Sema, BSCS Amdocs, Ensemble TelesensKSCL, Jupiter AMS, Various Geneva Technology, Geneva Protek, Flagship Lucent, Arbor Sema, CABS IBM, ICMS Peter Service, BIS Computer Answers, PPIX T fall semester 2001 Kirsi Valtari 23

24 Services Bearer and voice services dominate New service types evolving in 2,5 and 3G mobile networks Accounting and billing Billing of small transactions is a core competence of telecom operators Current large scale billing systems designed to charge for minutes Accounting information collected in the form of CDR s network elements, mediation, rating, billing, invoicing New billing schemes base on content, volume, access, bandwidth are beeing developed New billing schemes supporting revenue sharing and service provider/content provider roles are needed T fall semester 2001 Kirsi Valtari 24