1. Thu/Sonera/99.09.20/1 WAP and Billing: What are the challenges Tero Huostila Sonera Ltd

2. Thu/Sonera/99.09.20/2 Agenda  Billing Expert Group work in WAP Forum  Questions: What, Who and How?  What to bill?  Who does the billing?  How to bill?  Operator example: Sonera  Challenges  Conclusion

3. Thu/Sonera/99.09.20/3 Billing Expert Group  WAP specification is written without billing elements  Operators suggested a special group in Montreux  Billing Expert Group officially started in San Francisco in June 99  Now the real work has started  Task: Gather billing requirements in WAP Match the requirements with WAP specification Push working groups to make changes if needed

4. Thu/Sonera/99.09.20/4  Airtime Minutes Amount of data packets  Content Service and information costs money  Both Combine first two What to bill?

5. Thu/Sonera/99.09.20/5 Players  Operator: Services paid with phone bill  Content provider: Sends bills directly to customer  Billing Agency: Some operators use billing agencies to handle their billing  Credit card company Services used is charged by credit card company  Combination of those

6. Thu/Sonera/99.09.20/6 How to Bill?  Transaction based billing Services are paid according to service usage Different prices possible for different services  Flat rate One price for all Maybe bearer depended  Monthly fee Subscription based  Free Content provider might want pay the airtime to operator  Combination

7. Thu/Sonera/99.09.20/7 Case: Sonera information Services  Transaction based billing Prices differ between services $0,20 - $1,80 Price is same with plain SMS and WAP For WAP over GSM data additional data fee: $0,20 / min + $0,10 / call  Future: Flexibility to do changes, all mechanism are in place

8. Thu/Sonera/99.09.20/8 Challenges  Two worlds collide! Free internet world vs. Traditional telecommunication sector  Roaming At the moment only bearers roam Service roaming difficult if transaction based billing is used Minimum set of parameters should be specified in WAP Forum In case of GSM roaming, WAP must be added in TADIG format if service roaming is in use.

9. Thu/Sonera/99.09.20/9 Conclusion  Billing is very market sensitive problem One solution not possible  Billing Expert Group tries to get the pieces in place in WAP specification  Challenge: Free vs. price  In the end: Markets will decide

10. Thu/Sonera/99.09.20/10 THANK YOU !