1. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Open Mobile Alliance Presence Enabled Messaging Specifications Presence, Mobile Instant Messaging and Push to Talk Conference 21st-22nd January 2004 London, UK Mr. Frank Dawson, Chairman, Presence and Availability Working Group, Open Mobile Alliance

2. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Agenda Open Mobile Alliance in brief Presence in brief OMA IMPS activities Enabler Releases IOP Testing and Benefits Specification Evolution

3. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Open Mobile Alliance The OMA is designed to be a center for mobile service specification work, stimulating and contributing to the creation of interoperable services “No matter what device or operating system you have, no matter what service you have, no matter what carrier you use, you can communicate, access and exchange information.”

4. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. OMA’s mission The mission of the Open Mobile Alliance is to facilitate global user adoption of mobile data services by specifying market driven mobile service enablers that ensure service interoperability across devices, geographies, service providers, operators, and networks while allowing businesses to compete through innovation and differentiation.

5. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Membership Update  As of December, 2003, OMA has approximately 350 member companies – representing the entire mobile value chain  Mobile Operators  Wireless Vendors  Information Technology Companies  Content Providers & Others  How to get involved  http://www.openmobilealliance.org

6. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Technical Plenary Working Groups Technical Plenary ArchitectureRequirementsInteroperabilitySecurity Data Syncronization Developers Interest Group Device Management Game Services Mobile Web Services Location Mobile Commerce and Charging Messaging Presence and Availability Release Planning & Management Committee Operations and Process Committee Browser and Content Push to Talk Over Cellular Board of Directors

7. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Presence An enabler for other applications  Applications in the future are  Presence enabled (IM, multi-player games, etc.)  Presence specific (active phonebook, etc.)  IM being the first presence enabled application  Presence enables other applications to be richer, better and more valuable for the end user Presence service as such Specific Active Phonebook, etc. Enabled IM, SMS, MMS, Chat, etc.

8. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Presence Enabled Communication  Presence enhances end-user communication experience  People are interested in your availability  Presence initiates other communication  People do messaging instead of placing unanswered calls  Fixed Internet IM provides a paradigm for mobile IM

9. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Instant Messaging  Near real-time exchange of messages containing multimedia content in a one-to-one or one-to-many connection  Instant Messaging is the first presence-enabled application in the mobile environment  Others to follow  Shared content  White board, conferencing, etc.  Group communication  Public/private chat rooms  Push to Talk over Cellular

10. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. OMA IMPS v1.x Enabler Release Completed in OMA IMPS working group Based on contribution from Wireless Village initiative V1.1 Specifications –Published November 2002 –Completed the consolidation of WV with OMA –Target for recent OMA IOP test events V1.2 Specifications –Published February 2003 –Reflected implementation/IOP feedback –Focus of planned IOP test events

11. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Wireless Village Background Formed in 2001 to specify mobile IMPS solution Addressed common Presence and IM features Services across both SMS and GPRS bearers Both client-to-server and server-to-server specs First specifications and demos in Feb 2002 Numerous interoperability test events in 2002 Consolidated into OMA in October 2002

12. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. OMA IMPS v1.x Design Principles Targets existing 2.5G and 3G networks –Service possible over SMS or GPRS connections Based on IETF model for presence and IM (RFC2778) Supports both mobile-to-mobile and mobile-to- Internet Allow connection to existing IM portal communities Lead use cases –“IM-ing” from mobile phones –Sharing one’s availability and status with contacts

13. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. OMA IMPS v1.x Features IM –Send and receive instant messages 1:1 or 1:many –Plain text and multimedia messages –Provisions for offline delivery Presence –Update, share, subscribe and fetch presence information –List watchers of your presence –Contact list-based authorization model Group Management –Administer public and private chat rooms –Search for, join/leave, invite to chat room discussions –Control access to presence information and chat rooms Shared Content –Invite/cancel invitation to share content

14. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. OMA IMPS v1.x Architecture Service Element -n... Service Element -n... OMA IMPS Embedded Client OMA IMPS CLI Client OMA IMPS Embedded Client OMA IMPS CLI Client Service Element -1 Proprietary Server Service Access Point Proprietary Gateway OMA IMPS CLI Client Mobile Core Network OMA IMPS Embedded Client CSP CLP Service Access Point SSP SMCNP OMA IMPS Server

15. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. IOP Testing Periodically scheduled OMA Test Fests Targets individual OMA Service Enablers Instrumental to identifying and fixing problems with OMA specifications OMA IMPS 1.1 IOP testing conducted on: –Client-Server-Protocol (CSP) –Presence features –IM features –Numerous mobile and PC clients, as well as servers

16. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Benefits of Participation In OMA IOP Testing Potentially expand the market with products and services that are based on OMA Service Enabler specifications and their interoperability tested implementations Avoid costs and delays in product deployments by learning from early results of interoperability tests Share views and expertise on how to the best resolve the technical issues related to OMA Service Enabler specifications and their implementation

17. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Specification Evolution Separate the focus on presence and IM –IMPS WG split into separate Presence and Availability and Messaging working groups –Presence has applicability to other applications Take current IM and Presence user-experience and separately extend to run over SIP technology –Work closely with 3GPP and 3GPP2 organizations Explore Push to talk over cellular applications Continue maintenance of v1.x specifications

18. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. Collaboration / Liaison With Other Organizations OMA activities necessitate collaboration and liaison with other industry bodies Assure coordination of common requirements and technical specifications Presence and IM activities within OMA involve such relationships with –3GPP and 3GPP2 –GSMA and CDG –Parlay Group (PAM Forum) –IETF

19. Copyright © 2003 Open Mobile Alliance Ltd. All Rights Reserved. www.openmobilealliance.org