E. Executive Summary
E1. IMS for Next Generation Networks
E2. IMS is bringing Variety of Benefits and Opportunities for Early Adopters
E3. Reasons for IMS Adoption are changing
E4. Transitional Technologies are Occupying Centre Stage as Operators Gear towards All-IP Networks
E5. IMS Market Dynamics
E6. A Warning to Operators who plan to be the Late Adopters of IMS
E7. IMS will emerge as Winner in the Battle for Standards
E8. Time Frame for IMS Deployments
E9. IMS Market: Its Revival and Growth Pointers
1. Introduction
1.1 IMS Lifecycle Stage
1.2 Business Case for IMS
1.2.1 The Greatest Strength of IMS lies in FMC (Fixed Mobile Convergence)
1.3 Growth Drivers for IMS
1.3.1 IMS has now become Fairly Mature and Universally Accepted Standard
1.3.2 New Economic Cycle is fuelling IMS Adoption
1.3.3 Mobile Operators want to remain Competitive with the Fixed Line and 'Over the Top' Service Providers
1.3.4 Inability of Existing Networks to offer New Services Quickly beyond 2015
1.3.5 LTE is Fuelling Demand for IMS
1.3.6 Scalability of IMS architecture
1.3.7 Push from IMS Vendors
1.3.8 RCS and 'One Voice' Initiatives Playing a Key Role in IMS adoption
1.3.8.1 RCS
1.3.8.2 VOLTE or 'One Voice'
1.4 Aim of the Report
1.5 Report Structure
1.6 Report Scope
1.7 Methodology
2. IMS: The Technology in Waiting
2.1 Open Architectural Framework
2.1.1 IMS offers Layered Architecture
2.1.1.1 Gateway or the Transport & Endpoint Layer
2.1.1.2 The Session Control Layer
2.1.1.3 The Application Server Layer
2.1.2 Benefits of Horizontal Layered Architecture
2.1.3 Access Agnostic Nature of IMS
2.2 Summary of Key Features of IMS Architecture
2.3 IMS Service Delivery Proposition
2.4 Elements of IMS Network
2.5 IMS Handset Architecture
2.6 Operator Benefits from IMS
2.6.1 Capability to Launch New Services Faster
2.6.2 Ability to Offer Converged Services to Customers
2.6.3 Open Service Creation
2.6.4 Enhancement over Internet offering
2.6.5 Summary of Key Operator Benefits from IMS
2.6.6 End User Benefits from IMS
2.7 Applications Supported by IMS
2.7.1 Blended Applications
2.7.2 Presence and Location-based Applications
2.7.3 Mobile VOIP
2.7.4 MMTel
2.7.5 Push to Talk (PTT)
2.7.6 Video Telephony
2.7.7 IPTV
2.8 Road to IMS via Transitional and All- IP RAN Technologies
2.8.1 Generic Access Networks (GAN)
2.8.2 LTE
2.8.2.1 Circuit Switched Fallback
2.8.2.2 Volga Forum
2.8.3 Voice Call Continuity
2.9 Other Alternatives to IMS
2.9.1 Soft-Switch MSC
2.9.2 DPI
2.9.3 Femtocell
2.9.4 IP-based Softswitch
2.9.4.1 Softswitch Statistics
2.10 Drawbacks of IMS
3 What Do Operators Want From IMS?
3.1 Operators' Service Requirements
3. 2 Operators' Technical Requirements
3.2.1 Standard Interoperable Solution
3.1.2 Interoperability of SIP and SS7 Signalling
3.1.3 Service Assurance and Risk Management
3.1.4 Secured Network
3.1.5 IPv4 to IPv6 Conversion
3.1.6 Interoperability with Legacy Networks
3.1.7 Attractive IMS Handsets
3.1.8 IMS Infrastructure Availability
3.2 Operators' Business Objectives
3.2.1 Ability to offer Web2 applications
3.2.2 Ability to offer Differentiated Services
3.2.3 Expand Service offerings and Revenues
3.2.4 Control Subscriber and Business Relationship
3.2.5 Prosperity and Business Transformation
3.2.6 An Affordable Migration Path
3.3 Other Operator Requirements from IMS
3.3.1 Hosted IMS Solutions
3.3.2 IMS in Managed Networks
3.4 Questions on IMS that Perplex Operators
3.4.1 What happens to Existing Legacy Core networks?
3.4.2 How will Operator's OSS/BSS be impacted with IMS?
3.4.3 How to Integrate IMS and SDP?
3.4.3.1 How to address Interplay between SDP, IMS and Web 2?
3.4.4 What does IMS offer that cannot be done by Existing Infrastructure?
3.4.5 Does an Operator need IMS if it is pursuing Bit pipe strategy?
3.4.6 Will IMS provide Competitive Advantage for Operators of LTE networks?
3.4.7 Is IMS Business Case weak if centred Solely on RCS?
3.4.8 Does it make Sense to have IMS Core for 3G Access Networks?
3.4.9 Does IMS affect the Charging and Billing Strategies of Operators?
4. Analysis of IMS Demand
4.1 Who are the Early Adopters of IMS?
4.1.1 First to Market Operators
4.1.2 Market Followers
4.1.3 Fence Sitters
4.2 Segmenting Operators based on their Interest in IMS
4.2.1 Fixed Operators: Early Adopters of IMS
4.2.1.1 Why Fixed Operators are Embracing IMS Strategy?
4.2.2 Converged Operators
4.2.3 Cable Operators
4.2.4 Why Mobile Operators are Slow in Adopting IMS?
4.2.4.1 IMS suffered from Excessive Promotion in the Embryonic Stage
4.2.4.2 Mobile Operators Fear of Losing their Existing Business Model
4.2.4.3 Difficulty in generating Business Case for IMS
4.2.4.4 IMS is Complex to Build and Manage
4.2.4.5 Non Availability of IMS Equipments based on 3GPP 8/9 Releases
4.2.4.6 Non Availability of IMS Handsets
4.2.5 Fixed-Network VoIP Service Providers
4.2.6 Incumbents and Greenfield Operators
4.3 Market Analysis
4.3.1 Saturated Markets
4.3.1.1 US
4.3.1.2 Western Europe
4.3.2 Emerging Markets
4.3.2.1 India
4.3.2.2 China
4.3.3 Asia Pacific
4.4 Facts and Figures about IMS
4.5 Forecasts
4.5.1 Deployments by Operator Type
4.6 Market Demands for FMC
4.7 Equipment Demand Analysis
4.7.1 IMS Migration Timeline
4.8 Analysing IMS Demand Patterns
4.8.1 Economic Outlook
4.8.2 Rate of Technological Change
4.8.2.1 What is the Rationale for IMS Deployments?
4.8.3 Political and Regulatory Developments
4.8.4 Competitive Developments
4.8.5 Importance of Complementary Resources
4.9 Summary of IMS Demand
4.10 IMS Case Studies
4.10.1 AT&T
4.10.2 Time Warner
4.10.3 BT
4.10.4 TerreStar
4.10.5 Verizon Wireless
4.10.6 MetroPCS
4.10.7 MobilKom, Austria Group
5. How IMS Vendors can Survive Competition?
5.1 IMS Value Chain
5.2 IMS Infrastructure Vendors
5.2.1 Ericsson
5.2.1.1 Ericsson's IMS Portfolio
5.2.1.2 Ericsson's Key Contracts
5.2.2 Nokia Siemens Networks (NSN)
5.2.2.1 NSN's Recent IMS contracts
5.2.3 Huawei
5.2.4 Alcatel Lucent
5.2.4.1 Alcatel Lucent's IMS Customers
5.2.5 ZTE
5.2.6 Genband
5.2.7 NEC
5.2.8 MetaSwitch
5.3 IMS Test and Measurement Suppliers
5.3.1 Tekelec
5.3.2 Celtius
5.3.3 Radcom
5.3.4 Radvision
5.3.5 Aricent
5.3.6 Starent Networks
5.4 Niche Vendors
5.4.1 Radisys
5.4.2 Nable Communications
5.4.3 Tatara Systems
5.4.4 BroadSoft
5.4.5 Acme Packet
5.4.6 Audio Codes
5.4.7 Technicolour
5.4.8 Newport Network
5.4.9 Iperia
5.4.10 RedKnee
5.4.11 BEA Systems
5.4.12 ECI Telecom
5.4.13 Juniper Networks
5.4.14 Sonus Networks
5.4.15 Comverse
5.4.16 OpenCloud
5.5 IMS Handset Client Vendors
5.5.1 Aricent
5.5.2 Nable Communications
5.5.3 Radvision
5.5.4 Comneon
5.5.5 Ecrio
5.5.6 Hello Soft
5.6 Other IMS Vendors
5.7 Integrators
5.8 OSS/BSS Providers
5.9 IMS Application Developers
5.10 Competitor Dynamics in the IMS Market
5.11 Market Developments in IMS Arena in 2009/2010
5.11.1 IMS Contracts Signed in 2010
5.11.2 Newly Launched IMS Products and Solutions
5.12 How the IMS Market is Shaping Up?
6. Critical Success Factors for IMS Vendors
6.1 Vendors need to make strong arguments for the commercial investment to migrate across to IMS
6.2 Highlight the Changing reasons for IMS Deployments
6.3 Revitalise the Market
6.4 Make it Operator Driven Demand Rather than Vendor Driven
6.5 Reduce the Cost of the Solution
6.6 Use Clear Terminology
6.7 Solve the Application Conundrum
6.8 Work with Handset Vendors to solve the IMS Handset Issues
6.9 Make IMS Strategic necessity for Operators by demonstrating the pitfalls of Tactical Moves
6.10 Showcasing the Developments in IMS Arena
6.11 Showcase how operators can remain the Final Arbiter to the Customers with IMS
6.12 Develop Distinctive Capabilities and Intelligence
7. Advice for Operators
7.1 Short Run Vs. Long Term Gains from IMS
7.2 Best Business Model for IMS
7.3 IMS Deployment Strategy
7.3.1 Overlay IMS Deployment
7.3.2 Single Vendor Approach
7.3.3 Multiple Vendor Approach
7.4 IMS Marketing Strategy
7.4.1 Identify which Customer Segments to Target
7.4.1.1 Enterprises Set to Benefit from IMS Services
7.4.1.2 Requirements of Business Customers
7.4.1.3 How Operators can Target the Business Segment?
7.4.2 Mass Market for IMS
7.5 The Right Choice
7.6 Operator's IMS Checklist
8. Conclusion
8.1 IMS and the Telecom Value Chain
8.2 IMS SWOT Analysis
8.3 Recommendations for Vendors
8.4 Recommendations for Operators
8.5 Summary
Appendix 1: IMS REGULATORY BODIES
Appendix 2: IMS PROTOCOLS
Appendix A: About Visiongain
Appendix B: Customer Feedback Form
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