1. Protection notice / Copyright notice HiPath MobileConnect Delivering on the Promise of Enterprise FMC February 2007

2. Page 2 © 2007. All rights reserved. Siemens Enterprise Communications The Enterprise Mobility Challenge The Goal The freedom to communicate and collaborate anywhere, anytime on any device on any network

3. Page 3 © 2007. All rights reserved. Siemens Enterprise Communications The Enterprise Mobility Challenge Today’s Situation Workers are more mobile than ever:  41% of the workforce operates away from their desk – Yankee Group  66% of enterprise employees will travel in 2006 – CIO Insight Workers are looking for convenience not cost effectiveness:  33% of cell calls originate within enterprise premise – Frost & Sullivan  50% of cell phone bills due to intra-company calling – Frost & Sullivan Workers are more difficult to reach despite increased communications choices:  More ways to communicate = more challenges to communicate  Multiple phone numbers, voice mailboxes, email addresses, IM options

4. Page 4 © 2007. All rights reserved. Siemens Enterprise Communications Mobile Communications costs are growing uncontrollably  Enterprise mobility costs are spiraling out of control – IDC  10% of ITC budgets are now spent on mobile charges and its growing! – Yankee Group Reduced productivity caused by “human latency” related to mobility  Reachability has become a major impediment to timely business function  Missed calls, checking multiple voice mailboxes, and finding contact numbers all have a negative impact on productivity The Enterprise Mobility Challenge The Impact

5. Page 5 © 2007. All rights reserved. Siemens Enterprise Communications HiPath MobileConnect Delivering on the Promise of Fixed Mobile Convenience Fixed Mobile Convenience Seamless, Intuitive, Convenient Voice & Data Connections Siemens is the first to deliver an end-to-end enterprise FMC portfolio with:  True one number & one mailbox  Seamless roaming across all networks Driving Productivity UP and Costs DOWN!

6. Page 6 © 2007. All rights reserved. Siemens Enterprise Communications HiPath MobileConnect What is it? HiPath MobileConnect is an enterprise FMC solution that seamlessly unifies fixed enterprise VoIP, VoWLAN and cellular mobility The solution consists of two components:  MobileConnect Appliance  Located at the central site, sitting on the wired network between the WLAN and the SIP PBX  Continually monitors and manages mobile user sessions regardless of whether they are on the corporate or public network  MobileConnect Client  Software that resides on the dual-mode handset and works with the MobileConnect Appliance to navigate enterprise-cellular exchange

7. Page 7 © 2007. All rights reserved. Siemens Enterprise Communications Carrier GSM WLAN Enterprise Dual-Mode device MobileConnect Appliance Signaling Gateway @ HotSpots @ Home @ Office Mobile Corporate LAN The Dual-Mode device selects the best available network, ensuring low costs and high communication quality The HiPath system and the network appliance provide the technology for the features like single number and process integration HiPath MobileConnect How does it work? HiPath 8000

8. Page 8 © 2007. All rights reserved. Siemens Enterprise Communications End-to-end Standards-driven Enterprise FMC Portfolio Benefits:  Robust yet simple interoperability and solution integration  Flexible deployment options and managed services HiPath Wireless Portfolio HiPath MobileConnect Open Services Delivery Product, Managed, Professional HiPath SIP-capable VoIP Solutions Siemens Enterprise-Wide Foundation for Mobility

9. Page 9 © 2007. All rights reserved. Siemens Enterprise Communications HiPath MobileConnect extends a single, comprehensive enterprise telephony presence across all networks  True One Number, One Mailbox service  PBX features – conference calling, etc.  Internal extension dialing  Cellular bypass  Access to corporate LD trunks  Improved in-building mobile coverage Benefits:  Enhanced mobile worker productivity and convenience  Improved customer service “FMC is expected to generate productivity benefits… [by making] mobile workers more efficient, responsive, and available.” – Unstrung Insider Extended Enterprise Communications Consistent feature-set & UI

10. Page 10 © 2007. All rights reserved. Siemens Enterprise Communications Seamless WiFi-Cellular Network Roaming  Not only will MobileConnect Clients use the “free” WiFi network whenever available…  Roaming between networks occurs transparently and automatically for seamless call continuity Benefits:  Reduced cellular costs (VoWLAN)  No dropped calls during roaming  Improved network coverage “A VoWLAN system can save an enterprise between 15 and 40% of the money they usually spend on cellular and PSTN calls.” – Frost & Sullivan

11. Page 11 © 2007. All rights reserved. Siemens Enterprise Communications The OpenPath to FMC OpenPath to Enterprise FMC: 1) SIP-enabled VoIP 2) VoWLAN 3) Seamlessly Connect the Cellular Network to your Enterprise Fixed Mobile Convenience Seamless, Intuitive, Convenient Voice & Data Connections Home Office Branch Office Global & Regional Offices Factories & Warehouses Office

12. Page 12 © 2007. All rights reserved. Siemens Enterprise Communications Summary Siemens Delivers Enterprise “Fixed Mobile Convenience”  HiPath MobileConnect is the industry’s most comprehensive extension of enterprise communications into the mobile network  One Number Service and a broad range of IP PBX features  Seamless roaming between the Wi-Fi and cellular networks  Unmatched end-to-end FMC portfolio and expertise  MobileConnect strategically resolves key enterprise mobility issues:  Greatly enhance productivity and reachability  Ability to utilize enterprise VoWLAN to reduce cellular costs  Comprehensive Enterprise Mobility Vision and Strategy:  OpenPath to Enterprise FMC  Seamless migration path TDM  SIP VoIP  VoWLAN  eFMC