1. From VoIP to IP Communications Henry Sinnreich WCOM * The views expressed in this presentation are my own and may or may not represent the views of my company

2. IP Comm. for the Enterprise2 Voice over Packet Market Forecast – North America Similar charts for other regions

3. IP Comm. for the Enterprise3 Voice over Packet Forecast – W. Europe

4. IP Comm. for the Enterprise4 Voice over Packet Forecast – Asia Pacific

5. IP Comm. for the Enterprise5 VoIP Camps ISDN LAN conferencing IP H.323 I-multimedia WWW IP SIP Call Agent SIP & H.323 IP “Softswitch” BISDN, AIN H.xxx, SIP “any packet” BICC Conferencing Industry Netheads “IP over Everything” Circuit switch engineers “We over IP” “Convergence” ITU standards

6. IP Comm. for the Enterprise6 Comparison of VoIP Protocols * All new apps from IM, voice chat, unified messaging, to mobility, portability, etc. Internet-centric comparison made by a nethead Protocol Criteria H.323SIP MEGACO /H.248 BICC $$$ from new services * NoYes PerformanceSluggishOK Sluggish? ScalabilityNoYesNo Internet and WWW Fit NoYesNo

7. IP Comm. for the Enterprise7 The Open World of IP Communications  SIP standards are created in the open environment of the IETF: No $50k/year required to participate in the development !  Access to all SIP information is free and accessible on the web  No options and national variants  Rigorous interoperability testing  Result: Abundance of SIP products

8. IP Comm. for the Enterprise8 IP Communications for the Enterprise The business case Revenue: Customer relations  From e-mail to multimedia to e-transactions  Virtual (3 rd party) web call center  Instant messaging, voice, video, web push Reduce cost: Options for voice in intranets  Proprietary IP PBXs  Softswitch (IP PBX) or QSIG networks  Virtual SIP IP PBX (IP Centrex)  Voice-web integration  SIP phone with desktop PC integration  Presence and instant communications  The conferencing spectrum for instant to scheduled

9. IP Comm. for the Enterprise9 SIP Boom: Highlights at the 48 th IETF Presence – is a new Internet service Instant communications - same Unified messaging - same PINT: Initiate from Web action in PSTN SPIRITS: Initiate action from PSTN on Web INAP: PSTN IN and Internet interaction ENUM: Single phone number or URL SIP for home appliances,…

10. IP Comm. for the Enterprise10 I-Ds for the 48 th IETF SIP Architecture and Functionality Guidelines for Authors of SIP Extensions SIP MIB SIP and SOAP SIP Extensions for supporting distributed call state SIP INFO vn. 5 SIP INFO method for event reporting SIP INFO method for DTMF digit transport and collection SDP media alignment in SIP Services Emergency Call Services (911) A SPIRITS solution based on virtual SIP user agents Third party call control in SIP SIP message waiting SIP call control transfer SIP for the hearing disabled SIP for home appliances Infrastructure: AAA, QoS and Security SIP transport of OSP token SIP firewall solution PSTN and H.323 support H.323-SIP MIME media types for ISUP and QSIG objects This is not a complete list

11. IP Comm. for the Enterprise11 Online Resources for SIP ARCHIVE

12. IP Comm. for the Enterprise12 SIP Bakeoff Attendance Mar ‘99Apr ‘99Aug ‘99Apr ‘00 RFC 2543 Dec ‘99 IETF draft std 8 companies 1 st bakeoff 16 companies 2nd bakeoff 27 companies 92 developers 3rd bakeoff 35 companies 150 developers 4th bakeoff Attendance 11 countries 46 companies 5th bakeoff

13. IP Comm. for the Enterprise13 Commercial SIP and MGCP Products* * SuperComm2000 demo

14. IP Comm. for the Enterprise14 SIP Products Registered at Pulver.Com …and more,….

15. IP Comm. for the Enterprise15 Are true Internet hosts Choice of application Choice of server IP appliances Implementations 3Com (3) Columbia University MIC WorldCom (1) Mediatrix (1) Nortel (4) Siemens (5) 4 IP SIP Phones and Adaptors 1 3 Analog phone adaptor Palm control 2 54

16. IP Comm. for the Enterprise16 SIP Phones Cisco PingTel …and many other SIP phones and clients…

17. IP Comm. for the Enterprise17 SIP Service Creation SERVICE LOGIC CPL SIP JAVA SERVLETS SIP CGI SPECIAL SERVERS DOWNLOAD SERVLETS LOCALLY CREATE CPL/XML WITH GUI UPLOAD CPL SCRIPTS SIP DEVICE SIP SERVER Easy service creation based on open standards by Service providers, End users, 3 rd parties is the most important factor in new revenue generation* * Class 5 C.O. and PBX features are also be supported

18. IP Comm. for the Enterprise18 Integration and Outsourcing for Business Support for complex multiparty business models Strict compliance with IETF SIP related standards work creates the open and connected environment for outsourcing and 3 rd party application service providers (ASPs) 1.Web and messaging 2.Real time communications 3.Multimedia 4.Transactions

19. IP Comm. for the Enterprise19 Outsourcing and 3 rd Party ASPs PRESENCEIM+CONF LARGE CONF PC PHONE DESKTOP COMMS MGR VOICE BROWSING UNIFIED MESSAGING Dialing Plans OSSE-MailWEBPOLICY ISP Network PSTN CKT SW Mobile SIP Phone Enterprise WANLAN SHARED NETWORK GATEWAY IP Fax and IP Print TRANSACTIONS

20. IP Comm. for the Enterprise20 Possible SIP Implementation of the Home Network Ref: Framework Draft for Networked Appliances Using SIP, IETF, July 2000 Telcordia proposal

21. IP Comm. for the Enterprise21 Answering the Front Door From a Car Ref: Framework Draft for Networked Appliances Using SIP, IETF, July 2000 Control of appliances are an interesting example of the services potential of SIP: Far more than just telephony ! Telcordia proposal

22. IP Comm. for the Enterprise22 Work Ahead Commercial IP communications require: Global Internet (chargeable) QoS or enough bandwidth AAA for multi-business models Standard clearinghouse protocols and payments