1. Fall Forum -- Keystone, Colorado USA -- November, 1999

2. IP Devices - Building Blocks for Multimedia Conferencing Ofer Shapiro VP of Strategic Accounts ofer@ radvision.com

3. Fall Forum -- Keystone, Colorado USA -- November, 1999 Real time voice, video and data communication over Internet Protocol (IP) networks IP TELEPHONY (a.k.a. - voice/video/data convergence) voice + video + data IP networks IP TELEPHONY =

4. Fall Forum -- Keystone, Colorado USA -- November, 1999 Leverage the existing infrastructure of enterprise and public IP networks IP TELEPHONY (a.k.a. - voice/video/data convergence) voice + video + data Internet + Intranet + LAN IP TELEPHONY =

5. Fall Forum -- Keystone, Colorado USA -- November, 1999 New Billion $ Market 19992000200120022004 $0 $1 $2 $3 $4 $4 19982003 $10 $12

6. Fall Forum -- Keystone, Colorado USA -- November, 1999  Market penetration will be driven by rapid introduction of new services  Click 2 dial  Internet Call Waiting  Unified Messaging  Tall By Pass  A new requirement - V 2 oIP toolkits

7. Fall Forum -- Keystone, Colorado USA -- November, 1999 V 2 oIP Building Blocks  Discrete components with standard interfaces that enable rapid creation of services in mix and match approach SIP MGCP H.323 Proxy Announcement Toolkit Multi-point Control Gatekeeper Toolkit Service Creation Gate- keepers Gateways Call Agents Announcement Player Conference Bridges Service Creation Gate- keepers Gateways

8. Fall Forum -- Keystone, Colorado USA -- November, 1999 Building Block (cntd.)  Protocol stacks (H.323, *.MGCP?, SIP)  Switching cores (e.g. Gatekeepers, Call Agents)  Media engines (Announcement, Mixing, Gateway)  Service creation environment

9. Fall Forum -- Keystone, Colorado USA -- November, 1999 IP Centric Call Center GK core GWMCU GW MCU ACD logic IP PSTNI P Agents

10. Fall Forum -- Keystone, Colorado USA -- November, 1999 IP Soft Switch GK coreGWMCU GW MCU Switch logic IP PSTN I P Mix & match Best of breed Low entry price

11. Fall Forum -- Keystone, Colorado USA -- November, 1999 Requirements  Multiple protocols  Interoperability  Cost effective  Open interfaces / expandability

12. Fall Forum -- Keystone, Colorado USA -- November, 1999 Current Trends

13. Fall Forum -- Keystone, Colorado USA -- November, 1999 Different Media Engines  Media Gateways  Trunk  Access  Residential  Audio resource functions  Announcement / IVR  Conferencing  Text / speech conversion

14. Fall Forum -- Keystone, Colorado USA -- November, 1999 Multipoint Processor Call management server (Call Agent / GK /…) Endpoint(s) Any signaling (H.323/SIP/MGCP) MP RTP MGCP  Signaling agnostic  Media interoperability  Optimize network traffic  Open architecture

15. Fall Forum -- Keystone, Colorado USA -- November, 1999 Service Creation Environment  Protocol independent high level language for definition of services  Provide access to multiple environments:  IP  SS7  PSTN  Complemented by Carrier grade service execution platforms

16. Fall Forum -- Keystone, Colorado USA -- November, 1999 Conclusion  V 2 oIP is a $B market  Success depends on innovative services  Service can be rapidly introduced using V 2 oIP building blocks  The building blocks segment is a rapidly growing trend