20. Defining IMS in Layman’s Terms Josef’s moustache and Leonid’s eyebrows represent the same line of hair, except the latter is vertically shifted upwards… That sounds a lot like a computer scientist’s solution to a problem: redefine it to a higher layer of abstraction! (the abstraction in this case is the “horizontalization” of common functions that can be re-used with IMS).
21.
22. IMS: A More Efficient Service Implementation Source : Frost & Sullivan
23.
24.
25. Applying IMS Architecture to the Enterprise Control Plane Application Layer Transport Layer Application Servers (AS) Call Session Control Function (CSCF) Home Subscriber Server (HSS) PSTN and IP Networks Media Gateways Media Resource Function (MRF)
26. Applying IMS Architecture to the Enterprise (Cont’d) Control Plane Application Layer Transport Layer Home Subscriber Server (HSS) Application Servers (AS) PSTN and IP Networks Media Gateways Media Resource Function (MRF) Enterprise Call Management Server Enterprise Directory (LDAP) Audio Bridge Video MCU Enterprise WAN Carrier MPLS Legacy PSTN & ISDN Media Gateways Call Session Control Function (CSCF) Access Layer Messaging / Presence Voice, video, and web conferencing Mobile Multi-media Unified Communications
36. Evolution of the Business Case for UC End-user Value Creation Tactical Strategic
37. UC: Changing the Way Enterprises Conduct Business “ Introducing new technology alone is never enough. The big spurts in productivity come when a new technology is combined with new ways of doing business .” Thomas Friedman – “The World is Flat”
38. Q & A Session Ronald F. Gruia Program Leader, Principal Analyst – Emerging Telecoms rgruia@frost.com 416-490-0493 Thank You
39. Frost & Sullivan: Leading Growth Consulting & Research Firm with 30 offices across the globe and more than 45 years of partnership with Blue Chip firms