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FMC: Driving the Transition to IMS

Guanglu Wang Director Intl mSwitch Product Management September 10, 2007. FMC: Driving the Transition to IMS. Everybody is Pursuing FMC. Fixed Line Operators Losing customers to Wireless Substitution Losing customers to cable voice services Need to bundle with Mobile.

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FMC: Driving the Transition to IMS

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  1. Guanglu Wang Director Intl mSwitch Product ManagementSeptember 10, 2007 FMC: Driving the Transition to IMS UTStarcom Confidential

  2. Everybody is Pursuing FMC • Fixed Line Operators • Losing customers to Wireless Substitution • Losing customers tocable voice services • Need to bundle with Mobile • Mobile Network Operators • Mobile are becoming saturated • ARPU is decreasing • Competition from cable MSO • NGN/VoIP Operators • High subscriber acquisition cost • Must improve ARPU • Must lower churn rate • Cable/MSO Operators • Mobile service is the only missing leg for quadruple play • Competition from Telco IPTV UTStarcom Confidential

  3. What Customers Tell Us • FMC, messaging and IPTV are among the most important service initiatives • IMS evolution and modernizing legacy switching and access are the most important network initiatives HOWEVER • How to justify the investment for building an full IMS network? • What immediate benefit carriers can have for an full IMS network? • What if IMS does not bring long term return as it has promised? • … UTStarcom Confidential

  4. Networks Today — Before IMS Mobile Voice Data Fixed Voice Video Different Back office APPLICATION Separate Networks SESSION Segregated Access Technologies ACCESS USER DEVICES Separate User Devices Networks today are mostly purpose built UTStarcom Confidential

  5. IMS Network – Final Destination Fixed Data Mobile Voice Fixed Voice Video Application Servers APPLICATION Common Session/Control SESSION Access IndependentOf Service Type ACCESS USER DEVICES Converged Devices Possible Share resources, enable multiple services, reduce costs UTStarcom Confidential

  6. Question – A Million Dollar One How do we get from point A to point B AND Without getting broken Without losing customer today Without being exposed to uncontrollable risk AND Without being got FIRED! UTStarcom Confidential

  7. UTStarcom Believes • IMS has unclear future if it cannot bring both short term and long term benefits to the carriers • FMC is a perfect application that bridges today and tomorrow • Meets customer need today • Build up a ROI-based FMC application is the first step toward full IMS network • ROI-based FMC provides smooth migration path to full IMS architecture • Meets customer need tomorrow UTStarcom Confidential

  8. First Step: ROI-Based FMC Mobile Voice Data Fixed Voice Video Function Specific Application Servers APPLICATION FMC Leverages Fixed Voice Softswitch SESSION FMC uses Cellular, Broadband, WiFi ACCESS USER DEVICES Dual-Mode Handset FMC meets customer requirements today, with evolution to full IMS network architecture later UTStarcom Confidential

  9. FMC Evolution to IMS FMCFEATURE SERVER SIP MAP NGN SOFTSWITCH GSM 0. ROI-based FMC Solution UTStarcom Confidential

  10. FMC Evolution to IMS FMCFEATURE SERVER SIP MAP NGN SOFTSWITCH SG GSM MAP • Disaggregate SG function from the existing • Continuity FS UTStarcom Confidential

  11. FMC Evolution to IMS FMCFEATURE SERVER ISC MAP S-CSCF SG GSM MAP 2. Fine tune the SIP interface to Isc to interwork with S-CSCF UTStarcom Confidential

  12. FMC Evolution to IMS HSS Sh FMCFEATURE SERVER ISC MAP S-CSCF SG GSM MAP 3. Disaggregate HLR/VLR function from existing FMC and replace with Sh interface to interwork with HSS UTStarcom Confidential

  13. FMC Evolution to IMS HSS Charging Ro Sh FMC FEATURE SERVER ISC MAP S-CSCF SG GSM MAP 4. Provide the Ro Interface to interwork with Charging Function UTStarcom Confidential

  14. FMC Evolution to IMS HSS Charging Ro Sh FMCFEATURE SERVER ISC MAP S-CSCF SG GSM MAP 5. Fully comply with IMS with all internal logics and external interfaces UTStarcom Confidential

  15. Continuity Path to IMS Application Layer SIP ContinuityFMC MSG RBT PTT IM OSA MultiprotocolAccess Gateway &Interworking HSS FTTX CSCF PSTN MGCF DLC NGN Gateway VoIP IMS Converged Core ISDN CDMA Core IP/Optical Backbone GSM POTS UTStarcom Confidential

  16. THANK YOU Contact: Guanglu.Wang@utstar.com UTStarcom Confidential

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