1. 1 Yoram Arbel C o m o x Convergent Communication Applications Using SIP Yoram Arbel Comox Inc. yoram@comox.com

2. 2 Yoram Arbel C o m o x Convergent Communication via SIP Internet applications, distribution, connectivity Ubiquity and quality of Telephony Rich applications and GUI can be applied to PSTN calls No need to wait for complete coverage of VoIP infrastructure

3. 3 Yoram Arbel C o m o x Internet HTTP SIP WAP SMTP Presence Telephony SIP H.323 MGCP Converged Communication Application examples Unified Messaging eCalling

4. 4 Yoram Arbel C o m o x HearMe eCalling Most Communications today: either real-time (telephones) or asynchronous (email, web pages) Integrated Communication: combines asynchronous publication of user availability in email and elsewhere with real-time Internet voice conferencing Cyber-era “business card” which includes the means to make contact

5. 5 Yoram Arbel C o m o x Example: Email click-to-call Availability and contact links tie a conference to a particular subject. Recipients follow up with voice conversation when the sender is around.

6. 6 Yoram Arbel C o m o x Email Invites Conversation Embedded Presence Projection 3 2 1 OR One Click eCall HearMe eCalling Example

7. 7 Yoram Arbel C o m o x Example: a company directory Clicking next to the names of any available employees will call them at their computers or telephones.

8. 8 Yoram Arbel C o m o x VoiceCONTACT Application on VoiceSERVER Platform Click to Call, Click to Conference PC-PC; PC-Phone; Phone-Phone Presence/Availability indication Easy, impromptu “Instant Conferencing” Workgroup productivity tool: connected-ness, teamwork, productivity

9. 9 Yoram Arbel C o m o x SIP Simplicity for: Easy interface to gateway, softswitch, Unified Messaging, other services Small (<150KB) client for internet distribution Call processing - e.g. Follow me SIP Scalability: HTTP style stateless transactions allow use of web based load balancing techniques

10. 10 Yoram Arbel C o m o x Federated Systems Model HearMe operates VoiceNETWORK, global service for everyone Service Providers, Enterprises can license domain VoiceSERVERS - DNS name space Domain controller defines routing and policy SIP Proxy model directly supports this architecture

11. 11 Yoram Arbel C o m o x Firewalls SIP offers hope of an endorsed standard that will be able to penetrate for inbound transactions

12. 12 Yoram Arbel C o m o x

13. 13 Yoram Arbel C o m o x MailVision Unified Messaging Platform Voicemail, email, Fax, documents Access from Web, Line Phone, Celphone Modular Scalable multiple servers anywhere on the net Open Standards: SIP, IMAP4, LDAP, POP3, WAP...

14. 14 Yoram Arbel C o m o x MailVision Unified Messaging Platform SIP PSTN SIP PSTN SIP PSTN IMAP4 LDAP

15. 15 Yoram Arbel C o m o x MailVision Unified Messaging - PC Web Access Email Fax Voice Documents

16. 16 Yoram Arbel C o m o x SIP Interface for Incoming Message and Access Servers Easy integration with Softswitch, Gateway, VoiceSERVER INVITE information may affect handling - e.g. immediate non-password access to own mailbox

17. 17 Yoram Arbel C o m o x Rich User Interface with SIP clients SIP Message Waiting information can be presented on screen phones GUI much more friendly than IVR JAVA application on Intelligent SIP phones, or server rendering on ‘dumb’ screen phones

18. 18 Yoram Arbel C o m o x JAVA SIP Phone Interface

19. 19 Yoram Arbel C o m o x Potential use of SIP “under the hood” Interface between some of the system modules Intelligent load balancing

20. 20 Yoram Arbel C o m o x SIP Enables Convergence Provides an Internet like model for manipulating PSTN/IP telephony networks SIP will be a catalyst for converged networks

21. 21 Yoram Arbel C o m o x Yoram Arbel Comox Inc. yoram@comox.com Tel. 408-245-0200 www.mailvision.com www.hearme.com C o m o x