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Transition To Ims

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  • Transcript

    • 1. FMC: Driving the Transition to IMS Guanglu Wang Director Intl mSwitch Product Management September 10, 2007
    • 2. Everybody is Pursuing FMC
      • NGN/VoIP Operators
      • High subscriber acquisition cost
      • Must improve ARPU
      • Must lower churn rate
      • Mobile Network Operators
      • Mobile are becoming saturated
      • ARPU is decreasing
      • Competition from cable MSO
      • Fixed Line Operators
      • Losing customers to Wireless Substitution
      • Losing customers to cable voice services
      • Need to bundle with Mobile
      • Cable/MSO Operators
      • Mobile service is the only missing leg for quadruple play
      • Competition from Telco IPTV
    • 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?
    • 4. Networks Today — Before IMS USER DEVICES ACCESS APPLICATION Networks today are mostly purpose built Different Back office Separate User Devices Segregated Access Technologies Separate Networks SESSION Fixed Voice Mobile Voice Video Data
    • 5. IMS Network – Final Destination USER DEVICES ACCESS APPLICATION Fixed Data Fixed Voice Mobile Voice Share resources, enable multiple services, reduce costs Video Application Servers Converged Devices Possible Access Independent Of Service Type Common Session/Control SESSION
    • 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!
    • 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
    • 8. First Step: ROI-Based FMC Fixed Voice Mobile Voice USER DEVICES ACCESS APPLICATION FMC meets customer requirements today, with evolution to full IMS network architecture later Video Function Specific Application Servers Dual-Mode Handset FMC uses Cellular, Broadband, WiFi FMC Leverages Fixed Voice Softswitch SESSION Data
    • 9. FMC Evolution to IMS 0. ROI-based FMC Solution FMC FEATURE SERVER NGN SOFTSWITCH SIP MAP GSM
    • 10. FMC Evolution to IMS
      • Disaggregate SG function from the existing
      • Continuity FS
      FMC FEATURE SERVER NGN SOFTSWITCH SIP MAP SG GSM MAP
    • 11. FMC Evolution to IMS 2. Fine tune the SIP interface to Isc to interwork with S-CSCF FMC FEATURE SERVER S-CSCF ISC MAP SG GSM MAP
    • 12. FMC Evolution to IMS 3. Disaggregate HLR/VLR function from existing FMC and replace with Sh interface to interwork with HSS FMC FEATURE SERVER S-CSCF ISC MAP HSS Sh SG GSM MAP
    • 13. FMC Evolution to IMS FMC FEATURE SERVER S-CSCF ISC MAP 4. Provide the Ro Interface to interwork with Charging Function HSS Sh Charging Ro SG GSM MAP
    • 14. FMC Evolution to IMS 5. Fully comply with IMS with all internal logics and external interfaces FMC FEATURE SERVER S-CSCF ISC MAP HSS Sh SG GSM MAP Charging Ro
    • 15. Application Layer Gateway & Interworking Multiprotocol Access IMS Converged Core SIP Continuity FMC MSG OSA PTT RBT IM PSTN NGN CDMA GSM Gateway HSS CSCF MGCF FTTX DLC VoIP ISDN POTS Core IP/Optical Backbone Continuity Path to IMS
    • 16. THANK YOU Contact: Guanglu.Wang@utstar.com