1. CELLULAR COMMUNICATIONS 11 OSS

2. OSS/BSS  Operations Support Systems  Maintaining network inventory  Provisioning services process of preparing and equipping a network to allow it to provide (new) services to its users  Configuration of network components  Managing faults  Business Support Systems  Taking orders  Processing bills  Collecting payments  Together with MSS (Marketing Support Systems) are called 3SS

3. B/OSS Prof. Dr.-Ing. Jochen H. Schiller www.jochenschiller.de MC - 2009  Network Management Systems  Service Delivery  Service Fulfillment  Network Inventory, Activation and Provisioning  Service Assurance  Customer Care  Billing

4. TMF  Tele-Management Forum (TMF)  Nonprofit organization  Standards for Processes Data modeling Interfaces More

5. 5 TMN Background  OSS functions in GSM are based on the concept of the Telecommunication Management Network (TMN).  TMN was standardised within ITU-T/ETSI/CEPT almost simultaneously with GSM.  ITU-T M. series recommendations M.20 and M.30 serve as the framework for TMN.  TMN defines an open system that enables platform- independent multivendor environment for management of all components of a network.

6. SMART TMN Approach 6 SMART TMN Telecom Operations Map Process Flow Architecture Technology Integration Map Plug and Play Integration Catalyst Projects Implementation Demos Central Information Facility Object Models, Data Dictionary

7. Telecommunication Support Processes

8. Support Process  Service fulfillment  timely delivery of what the customer has ordered  Service assurance  timely response and resolution of customer and network triggered problems  managing and reporting performance for all aspects of a service  Billing for the service  timely and accurate bills  timely adjustment handling and payment collections

9. Support Process

10. Fulfillment Process

11. Service Assurance

12. Billing Process

13. Logical Layered Architecture Business Management LayerService Management LayerNetwork Management LayerElement Management LayerNetwork Element Layer

14. Logical Layered Architecture

15. 15 Functional Architecture WSF MFOSF NEFQAF Non-TMNSystem m q f WSF MFOSF NEFQAF q f x gmanager Workstation Function (WSF) Operation System Function (OSF) Network Element Function (NEF) Mediation Function (MF) Q Adapter Function (QAF)

16. 16 TMN Management Functions  Fault management  Configuration management  Accounting management  Performance management  Security management FCAPS !

17. Billing

18. Billing Types

19. Call setup

20. Billing:Prepaid

21. Billing: CDR generation

22. Billing: Data Billing

23. Billing:Rating Engine

24. Billing: Validity

25. Billing:Architecture

26. Billing:BSS View