1. Copyright© 2002 Avaya Inc. All rights reserved Lead Sponsor SIP 2003 Anwar Siddiqui M-H. Carolyn Nguyen Venkatesh Krishnaswamy William Walker Enterprising with SIP Anwar Siddiqui M-H. Carolyn Nguyen Venkatesh Krishnaswamy William Walker Presenter: M-H. Carolyn Nguyen Director, Converged Communications Applications mhn@avaya.com +1 (202)-220-7320 sip:mhn@avaya.com

2. 2 Avaya - LEAD SPONSOR SIP 2003 The Three Phase Evolution to Converged Communications Separate voice and data networks VoIP Gateways Best Effort IP QoS Modular Systems Integrated Distributed Software & Systems Federated Services Traditional Rich multimodal user experience Dynamic applications Comm-Enabled Business Processes Built on Converged Networks Converged Communications Integrated voice-data applications Distributed apps over either traditional or IP infrastructure Deploy and leverage IP infrastructure Converged Networks

3. 3 Avaya - LEAD SPONSOR SIP 2003 Customer Imperatives Drive Convergence Mobility User control Ubiquitous access Any device, any process, any network User Imperatives Business Imperatives Cost reduction Business continuity Employee productivity Revenue growth Customer loyalty Rapid deployment of new apps and services Investment protection Employee productivity, flexible business models Cost reduction IT Imperatives Rich multimodal user experience Dynamic applications Comm-enabled business processes Built on converged networks Converged Communications

4. 4 Avaya - LEAD SPONSOR SIP 2003 SIP Enables Converged Communications URI Supports Multimodal Communication and Mobility WTI Facilitates Adding Communication Capabilities to Business Apps Communication Applications Become Modular & Distributed Services Based Framework for Communication Integratibility of Communication Services Rich multimodal user experience Dynamic applications Comm-enabled business processes Built on converged networks Converged Communications The Right Person, in the Right Place, at the Right Time, the Right Way Existing apps SIP endpoint Existing endpoint Telephony App Svr Telephony App Svr SIP endpoint SIP endpoint Comm App Svr Comm App Svr Existing comm svr Application Services Presence Server Presence Server Context Server Context Server Service Registry Service Registry Session Services eBusiness App Server eBusiness App Server IP endpoint

5. 5 Avaya - LEAD SPONSOR SIP 2003 State of Convergence Today! End user view Converged Networks today Provides IP network Connectivity Provides High Reliability Software and Servers are hardware agnostic Open Standards are being embraced Networks are engineered for QOS & Security But …today Though my Phone works but multiple Though my Voicemail works but multiple Though my Email Works but multiple Though my IM Works but not dependable My HR Portal Works but limited access What “IF” it all worked together! Converged Networks today Provides IP network Connectivity Provides High Reliability Software and Servers are hardware agnostic Open Standards are being embraced Networks are engineered for QOS & Security But …today Though my Phone works but multiple Though my Voicemail works but multiple Though my Email Works but multiple Though my IM Works but not dependable My HR Portal Works but limited access What “IF” it all worked together! Need Converged Communication Applications that Yields Higher Productivity and Better Service Integration

6. 6 Avaya - LEAD SPONSOR SIP 2003 Multiple Enterprise Service Domains Integration of Enterprise Features across Service Domains Access Proxy Firewall ALG Proxy CORE Proxy Edge Proxy MV Voice Feature Server (B2B UA+ Voice UFP) IM Server (Chat, Recording, FCC Reqs etc.) Various App Servers (CPL, VXML, IPTML etc.) Presence Server (Aggregation, Rules, Pr. gateway etc.) avaya.com dr.avaya.com DOMAIN mv.dr.avaya.comim.dr.avaya.comtts-cpl.dr.avaya.compresence.dr.avaya.com Add value today but now willing to give up Open Software and System Architecture Feature equivalency Operational Challenges Fork lifting is expensive Multivendor Better Service Integration Interoperability Add value “today” but cannot give up Open Software and System Architecture Feature Transparency Operational Challenges Fork Lifting is Expensive Multivendor Solution is a Must Better Service Integration with Service Providers Interoperability Rules!

7. 7 Avaya - LEAD SPONSOR SIP 2003 Building the Enterprise Presence Infrastructure PresenceServer Presence Query/Fetching Presence & Availability Server PresenceSharing Presence & Availability Query/Fetching Various Communication Device/Client/Agents/Applications/Netw ork/Service CONSUMER Hand held IP Device IP Phone Analog Phone Cell Phone IP Soft Phone Application PRODUCER PresenceGathering Text Mode Speech

8. 8 Avaya - LEAD SPONSOR SIP 2003 Using Presence for Business Continuity Enhance the Enterprise Buddy list Desk phone, cell phone is also part of a buddy list Polite calling: If phone is busy  Send IM Presence/availability based call completion  Reduced VM, call setup time and resources Any Phone SIP, H.323, DCP, Analog, Voicemail etc. SIP SUBSCRIBE/NOTIFY SP ENTERPRISE BUDDY LIST

9. 9 Avaya - LEAD SPONSOR SIP 2003 Adding Value to Enterprise Telephony Instant Messaging and Presence Enterprise Telephony features + Instant Messaging/Presence Enterprise IM/PresenceConsumer IM AOLMSNYahoo Wireless Carriers IP Network Jabber IM Server (Chat, Recording, FCC Reqs, Gateway etc.) IM Server (Chat, Recording, FCC Reqs, Gateway etc.) Presence Server Existing IP telephony Enterprise Communication Server Feature Rich Telephony SIP IM Softphone IM Integration SIP IM/Presence Client Feature Rich Telephony SIP IM Softphone IM Integration SIP IM/Presence Client Telephony Features Any Phone (SIP, IP, digital, analog) Endpoint IP Application

10. 10 Avaya - LEAD SPONSOR SIP 2003 Integrating Multiple Modes of Communication Enhanced Conferencing 4600 IPIP Phone Digital Sets PC Clients (Soft Phone) AUDIO IM IrDA 1. Conferees list 2. SIP Dialogue Event State 3. Whisper an IM IM

11. 11 Avaya - LEAD SPONSOR SIP 2003 Improving User Control while Reducing Cost SIP Enabled Messaging SIP Enabled Voicemail Integration with HTML VoiceXML TTS HTTP John’s Vacation Message John’s vCard Best way to Contact John John Web Page with Contact info + vCard INVITE (Feature tag == Eric’s TUI Type ) 200 OK + SDP RTP Audio+ Multi-Part MIME Push URL INVITE 3XX REDIRECT Eric Language == FR Messaging TUI == ARIA

12. 12 Avaya - LEAD SPONSOR SIP 2003 Improving Employee Productivity Enterprise Roaming (E-Roaming) in Virtual Enterprise Service Provider Network Enterprise Cellular Device Capabilities are Converging PBX Telephony Features in Enterprise Domain In-building Wireless Access Point Enterprise Communication Server Wireless Carrier Features in Service Provider Domain 3G SIP

13. 13 Avaya - LEAD SPONSOR SIP 2003 IP PBX Ext: 74608 Call 74608 INVITE IM + Presence Based App 1 2 EC: 74608 2.5G/3G SUBSCRIBE/NOTIFY (MWI) Let me know about new Message from X Rapid Deployment of New Services Extending the Virtual Enterprise MESSAGE 4 Call you back in 5 min Instant Message MESSAGE 3 Do u want to accept the call Call you back in 5 min X

14. 14 Avaya - LEAD SPONSOR SIP 2003 Creating Customer Loyalty Leveraging IM & Presence for Contact Center Customer eContact Center Agent Web Site Browsing IM: “How can I help you?” Reduced waiting time in the queue Agent-initiated customer contact. Unobtrusive monitoring of customer session Timely intervention for help Context is available. Monitoring Events Option: Click to communicate eContact Center Agent Offers to Help

15. 15 Avaya - LEAD SPONSOR SIP 2003 Step 1: Add VoIP Network Elements to Existing Enterprise Network Step 2: Add Software Upgrades with SIP Features to Existing Servers and Gateways Step 3: Deploy New SIP Based Applications and Services as needed –Provide value added applications enabled by SIP –Provide existing feature transparency. –Users have best of both worlds. –As usage patterns evolve, migrate to a “pure” SIP topology Evolving to SIP Based Converged Communication End Devices+ IP PBX Servers & Gateways Voice Messaging Server Unified Messaging Server Current Enterprise Infrastructure SIP UA Redirect Server Proxy (Stateless) Proxy (Forking) Registrar / Location Servers Presence B2B UA Mappings from names to contacts and locations Tracks Users Presentity IP Phone, PC, Apps Return new location Route call requests Feature svr, App svr

16. 16 Avaya - LEAD SPONSOR SIP 2003 Summary Converged Communications is a Must to Satisfy Enteprise Needs –Convergence of networks is “necessary” but not “sufficient” SIP is an Enabler for Converged Communication –SIP addresses business, IT, and user imperatives Enterprise Applications are Inserted at Various Service Points –At the end devices (UA) –Telephony features as B2B UA –Add IM and Presence to create enhanced services –Better network service integration using SIP for extensibility Enterprise Will Migrate to SIP if There Are Demonstrable Values –In large enterprises, the only practical deployment choice is evolutionary –SIP solutions must interoperate with other enterprise communication services

17. 17 Avaya - LEAD SPONSOR SIP 2003 Official Convergence Communication Provider for the 2002 and 2006 FIFA World Cup™ FIFA Women’s World Cup 2003