Transcript FMC - TMCnet

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