1. 9,825,461,087,64 10,91 6,00 0,00 8,00 Information and Communication Networks HiPath 8000 with HiPath ComScendo Real Time IP Communication for Data Center CeBIT 2004

2. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 2 HiPath Servers and Gateways HiPath ComScendo HiPath ProCenter HiPath OpenScape HiPath MobileOffice Other Applications optiClients, optiPoints & Portals HiPath Services A modular HiPath Portfolio HiPath is a comprehensive portfolio of modular, multi-function software, services and supporting hardware. Business Applications HiPath MetaDirectory HiPath SIcurity HiPath MetaManagement & QoS

3. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 3 HiPath-Servers und Gateways optiClients, optiPoints u. Portale HiPath Services HiPath is a comprehensive portfolio of modular, multi-function software, services and supporting hardware. Business Applications HiPath ComScendoHiPath ProCenterHiPath OpenScapeHiPath MobileOfficeOther Applications A modular HiPath Portfolio HiPath MetaDirectory HiPath SIcurity HiPath MetaManagement und QoS

4. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 4 Why Siemens?  tightly integrated mobile workers  multi-modal Services  advanced multi-media  presence  advanced business workflow applications  Instant messaging  secure, reliable, scalable & survivable  service oriented  standards based (SIP, MGCP, Megaco and H.323)  highly available industry standard hardware components The business efficiency of 2gIP communications. The resilience of carrier-grade systems. The cost efficiency of centralized applications.  2gIP foundation  one seamless enterprise network  rapid applications deployment – globally  central control & management  efficient use of common resources HiPath 8000

5. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 5 Positioning HiPath Real-Time IP Systems Hosted Very Large HiPath 4000 Router IP (SIP) Client HiPath 8000 HiPath 5000 Distributed HiPath 3000 Medium to Large HiPath 3000 Stand-Alone Small to Medium Distributed Medium to Very Large HiPath 3000 Surviv -able IPDA HiPath 4000 Applications HiPath OpenScape, HiPath MobileOffice, HiPath ProCenter HiPath ComScendo Real-Time Communication Application Management HiPath MetaManagement Clients optiPoint, optiClient CorNet IP Interworking

6. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 6 Your challenges  IT strategy to centralize critical business applications  A Centralized IT Environment  QoS-Enabled Network  Critical need to create competitive advantage through innovation  Many users: more than 20,000 users

7. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 7 Highlights Open Standards based Real Time IP System Flexible Deployment Models Self-Hosted in Data Center Hosted by Service Provider Carrier Hosted For Very Large Enterprises/Institutions Serving Distributed Locations SIP-based overlay IP network Centrally Managed Highly Reliable and Survivable Supports Advanced 2gIP Applications

8. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 8 Low total costs (TCO)  Low entry costs with high scalability  Enterprise-wide saving of the network costs by SIP  Reduced administration and operating costs by applications managed centrally Investment Protection  Carrier Class Flexibility and Scalability  Use of the existing Infrastructure  Smooth Evolution/Migration Path with Investment Protection and Low Risk Increase of Productivity  Free choice of Clients and phones  Access to the HiPath ComScendo feature set  Advanced 2gIP Services Improve Productivity and Reduce Expenses Key Value Drivers

9. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 9 Pay Back Profitability Decrease CapEx Decrease OpEx Increase Producti- vity HiPath Business Case Builder: Sicher und transparent planen Costs for TDM and IP networks One integrated IP network Management of a distributed architecture Central Management HiPath 8000 cost-intensive MACs decentralised applications One central application in the network Client Mobility

10. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 10 Customer HiPath Services: Global Customer Oriented One Stop Shop for Real Time Communication Services  Design  IP network and security assessment  Configuration  Project Management  Implementation  Integration of applications .... HiPath Lifecycle Services  Installation and Commissioning  Maintenance and related Services  Channel Services  Disassembly and Recycling  Training HiPath Professional Services HiPath Managed Services  Enterprise Network Operations  Managed Security Services  Help Desk Services  Business Continuation Services  Network Application Services  Service-Support  Routinemäßiges Management

11. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 11 Hosted System Data Center Media Gateways (PBX Migration) Standard Voice- Enabled Router Data Center Applications IP Mobile Worker Wireless Data Center Applications HiPath 8000 V1.0 Topology Hosted Softswitch based on SURPASS hiQ 8000  IT Software Application on Native Computing Platform  Carrier-Class Reliability, High Reliability  HiPath ComScendo Enterprise Features  Standards-Based (SIP and more)  Highly Scalable - to 100k Users  Total User Mobility  Legacy and 2gIP Compatibility IP Data Center Applications

12. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 12 HiPath 4000 V2.0 as Media Gateway (MG) HiPath 4000 V2.0 (MG) Stand-alone, Networked or MG for HiPath 8000 Support for Mobile Users and Medium to Very Large Sites Hundreds of Telephony Features Advanced Enterprise Routing Centralized Applications (Option) Provides Legacy Connectivity, e.g. Analog / Local Trunking

13. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 13 SIP-Clients & Phones  Multi-Protocol (incl. SIP)  Remote Upgrades  Self-Labeling Keys optiPoint 410 optiPoint 600 optiPoint 400 optiClient 130  TDM or IP (incl. SIP)  Large Touch-Screen Display  SIP Soft Client  Choice of 3 User Interfaces  Multi-Protocol (incl. SIP)  Remote Upgrades

14. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 14 Resilience in Communications The modular HiPath architecture creates a resilient and cost-effective communication environment that facilitates heightened business productivity and efficient business processes

15. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 15 Workgroups Individuals Partners Customers Security Management HiPath Customer Value OpEx Productivity Capex Enhance Business Productivity at All Levels by Optimizing Communication Among Individuals, Workgroups, Partners & Customers.

16. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 16 Enterprise LifeWorks Carrier Consumer LifeWorks is our concept for the business communication. It links enterprise networks with carrier networks and makes the applications that run on the enterprise network available everywhere. Enterprise solutions contribute to Lifeworks Concept

17. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 17 WAN Cellular PSTN VPN Unified Domain Branch OfficeMobile WorkerHome OfficeHeadquarters Central Office/ Data Center Unified User Experience Mobility Client IP Client Survivable Media Gateways LifeWorks Concept: Unified Domain, Unified User Experience

18. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 18 Backup

19. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 19 Value created Time Source: Siemens und Deloitte Consulting Research, 2002 IP Communikations Infrastructure IP Communications Applications 2gIP 1gIP  SIP-based  Presence based  Mobility  Multimedia and Multimodal  Multiple Deployment/Hosting Options The Future of Enterprise Communications Future value creation: business process productivity Key end-user proposition: simplicity, convenience, seamless & intuitive access to information and applications; cost effectiveness. Current Value Focus: reduce operating cost; improve asset efficiency (e.g., data network)

20. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 20 Very Large Enterprise Typical Environment Today Comm. Platform with Applications Voice Network  Premise-based Hardware Model  Expensive, Disparate Voice Networking  No Centralized Applications

21. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 21 Hosted System Data Center Media Gateways (PBX Migration) Standard Voice- Enabled Router Data Center Applications IP Mobile Worker Wireless Data Center Applications HiPath 8000 V1.0 Topology Hosted Softswitch based on SURPASS hiQ 8000  IT Software Application on Native Computing Platform  Carrier-Class Reliability, High Reliability  HiPath ComScendo Enterprise Features  Standards-Based (SIP and more)  Highly Scalable - to 100k Users  Total User Mobility  Legacy and 2gIP Compatibility IP Data Center Applications

22. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 22 Target Markets 3 Major Market Segments Enterprise Self-Hosted  Global Fortune 1000  Government  Military  Universities Managed Service  IBM Global Services  AT&T Solutions  EDS  Many Others Carrier / Service Provider  IP Centrex  RBOC’s  ASP’s  ILECs  CLEC’s  Long Distance Carriers  Consistent 2gIP features and applications everywhere  Flexible, license mobility  Reduced costs  New revenue opportunities  Differentiated, feature-rich offering  Enhance revenue with 2gIP services  Support high margins  Greater upsell opportunity  Fully automated provisioning

23. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 23 HiPath 8000 V1.0 Real-time IP System Key Differentiators  Inexpensive Business Ramp-up - Predictable linear pricing and license mobility, add one user at a time.  Common user experience regardless of office, home, mobile  Investment Protection Leverage current infrastructure  Smooth Evolution/migration Path with Investment Protection and low risk  Perfect for institutions and very large distributed enterprises  Centralization and IT Integration drive operational costs down reduced OpEx expenses  Open architecture leads to reduced (CAPEX) expenses  Advanced 2gIP Services improve productivity and reduce expenses  Multi-modal, Presence, Instant Messaging, Collaboration Applications  More Comprehensive Choices in Real-time Deployment

24. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 24 Due Dili- gence Business Communications Consulting Integration & Customization Operations & Support Solution Design Projektmanagement Comm. Process Consulting Business Requirement Analysis Set up Business Case Make / Buy Analysis High Level Soluti on Desig n Analys is & Assess - ment Detail ed Desig n Integr a- tion & Install a- tion Valid a- tion Solu- tion Deplo y- Ment HiPath 8000 Service Methode Training Operation / Administration Support / Maintenance HP8000 System Test Plan Security Policy Accounting / Billing Infrastructure (LAN/ WAN) Operation Managed Services Assessment 1234

25. 9,825,461,087,64 10,91 6,00 0,00 8,00 HiPath - The Leader in Real Time Communications HiPath 8000 V1.0 @ CeBIT 2004 page 25 ICN EN Services HiPath 8000 Make / Buy Analysis User Trial Measurement / Evaluation Test Plan Execution User Accounting / Billing Realiz. Security Policy Consulting Security Solution Setup Accounting / Billing Design Security Policy Development Project Management Security Assessment Managed Services Design Gateways, IP Unity, VPN Kagoor, Feature servers eg. Broadsoft, other inherent Apps. HiPath 8000 Design System Design HP8k Network Design (HiPath Manager, Server Clustering,...) LAN/WAN Network Design (QoS, VLANs, Address, DHCP, PoL,…) Infrastructure Design HP8k Network (HiPath Manager, Server Clustering,...) LAN/WAN Network (QoS, VLANs, Address, DHCP, PoL,…) Infrastructure Build Implementation Plans/Schedules Acceptance Criteria Test Plan Definition Test Plan Design QoS Assessment Integration Work Installation / Configuration System Build Business Continuity SW Updates MS Due Diligence Business Communications Consulting Integration & Customization Operations & Support Solution Design 1234 LAN Infrastructure / IP Assessment Telco Network / WAN Assessment Traffic Load Analysis (numbering,trunking) VoIP Ready Network Assessment (LAN / WAN) Staging & Integration Configuration Provisioning Solution Deployment Help Desk Administrator Operator Training Help Desk Procurement MACs Maintenance Support Carrier Management User assistance On-site Co-ordination FCAPS Operations Managed Services Assessment Set up Business Case Business Requirement Analysis Strategic/Process Consulting Business Comm. Consulting