1. February 5, 2003 Yes, We Have SIPped the Kool-Aid! by Tomas Tavares tavares@lucent.com@lucent.com 508-862-3765

2. Lucent Technologies Agenda Open Services with Lucent EXS CSP SIP Overview & Benefits SIP Applications & Deployments Issues I 3 P Interop

3. Lucent Technologies Enhanced Service Platforms : Host Computers and Database Media Peripherals Service Logic Service Administration Wireless/Wireline Infrastructure : Host Computers and Database Mobility (HLR, VLR) Radio Interfaces/Control Service Administration Enhanced Service Solutions Prepaid, conferencing, voicemail Wireless infrastructure MSCs/BSCs Tetra Wireline Infrastructure End Office Int’l Gateway (Tandem) Open Services Platform Model EXS CSP Switching Signaling IP (H.323/SIP) SwitchKit API Lucent Lucent Customer (Wireless / Wireline OEMs) End Customer (Service Providers ) EXS CSP Host EXSCSP

4. Lucent Technologies Why Are We SIPping the Kool-Aid? An Overview SIP is THE signaling protocol for future applications Tremendous momentum  Microsoft - Windows XP/Messenger/.Net  IM; AOL  3GPP  PackeCable Full suite of vendors for Service Provider Solution  Numerous Endpoints & IP PBX solutions True Interoperability 24+ SIP Service Providers  Worldcom, Level 3, Telus, BT, Telia, Korea Telecom, Telstra  DeltaThree, eAccess, Vonage

5. Lucent Technologies Why We Like the Kool-Aid: SIP Benefits Standard based on Internet Protocols Flexiblity Rapid prototyping/testing of new ideas 3rd Party development Custom apps Revenue Generating Opportunities!!!!  Services with proven business case  Innovative Services – integration of voice, video, data, IM & Presence And yes, cost savings too!

6. Lucent Technologies HTTP / SIP / G.711 Messenger HTTP POTS Control Voice SIP SIP/G.711 Ｕ Internet Explorer Passport Server INTERNET Customer Management System ISDN / PRI Ｎ Ｎ MIMS Servers HTTP SOAP/XML VoIP MGs U OKI MS ONP Partner USER Voice+Control Service Provider B Service Provider A CSP Prepaid/Postpaid Service Node Internet Telephony Service Provider Passport / HTTP SIP Passport / HTTP Messenger HTTP Internet Explorer JDBC / HTTP ISDN / PRI Microsoft XP Based Architecture

7. Lucent Technologies IP Edge Network MobileMobile PSTNPSTN SIP Soft Client with WLAN Card WLAN AirStation AP SIP enabled IP Core Network SIP Proxy Server EXS CSP w/Prepaid Card System SIP Media Gateway 2W Phone RGW *RGW: Residential Gateway Mobile Phone ISDN/ISUP OR Trial service in Japan  SIP client on the PDA (iPAQ from HP)  Access Point (Buffalo Technologies)  EXS CSP provides SIP MG w/Prepaid card.  Next Phase-IP Centrex VoIP over WLAN

8. Lucent Technologies Hosted Services via CASP

9. Lucent Technologies EO cSN EO SCP PRI w/ 2B Ch Xfer SIP EO SCP SIP Overall Trunking Savings with SIP trunking and SIP application interface  75% savings on termination ports  Overall “solution” savings is 22% Application Server SIP Advanced SIP VoIP Application

10. Lucent Technologies Too Much Kool-Aid Can Make You Sick SIP is NOT simple anymore  25 RFCs - RFC 3261 longest ever by IETF Still NO cheap devices, but getting there Install base & video-conferencing STILL dominated by H.323 Firewall/NAT problems CANNOT build a service on SIP alone  PSTN will be around for awhile

11. Lucent Technologies EXS CSP I3P Node SIP Phones H.323 Phones Hyannis PBX Internet ISDN PSTN Internal Extensions Restricted Access (Soft or Hard Phones) Lab/Test IP (UDP) Future Access: Soft Phones via Hyannis LAN end users (Hyannis Lab) T1 Channel Bank FXS-LS I 3 P Interoperability & Test Network

12. Lucent Technologies I 3 P Interoperability Partners SIP Firewall & NAT SIP Phones & IADs IP PBX IP VPN IP VPN IP Media Server ASR TTS Prepaid 1# UM Application Server EXS CSP PSTN Level 3 Works SIP Phones

13. Lucent Technologies EXS CSP - The “Any Gen” Platform “Future-proof” open services platform supporting delivery of converged circuit and IP-enabled enhanced voice services  “Any Gen” – > 7,000 systems shipped to date  “Future Proof” – No forklift change outs in 10+ years. Service providers in service TODAY using CSP in IP networks Cost-effective scalability from 100 to 15,000 ports with full packet-voice support  “Open Services Platform” – voice switch plus multi-protocol signaling engine for R2, SS7, C7, ISDN, SIP, H.323 with an open control API Service Providers can deploy proven, best-in-class apps in any network, anywhere - with a single platform Come See Us at BOOTH 206!