1. ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Global Press 2006 Presented by Amir Zoufonoun CEO

2. page 2 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com The Problem

3. page 3 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Wireless Access Drivers Need for Backhaul Growth YesterdayTodayTomorrow 2005: 2B Users 2009: 3B Users

4. page 4 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Mobile Carrier Backhaul GSM, CDMA, 4G, 3G Emerging Service Provider Backhaul WiFi, WiMax, Metro Ethernet, etc… Our Market Focus ($4.5B)

5. page 5 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Mobile Carrier Backhaul GSM, CDMA, 4G, 3G Emerging Service Provider Backhaul WiFi, WiMax, Metro Ethernet, etc… Our Market Focus ($4.5B) Enterprise Campus Connectivity Industrial, Business, Government, Education, Medical

6. page 6 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Why Exalt? EngineeringDepthTrack Record of Innovation 30+ Years Experience TechnologyBreadth

7. page 7 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Why Exalt? EngineeringDepthTrack Record of Innovation 30+ Years Experience TechnologyBreadth SoftwareDefinedPlatform

8. page 8 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Why Exalt? EngineeringDepthTrack Record of Innovation 30+ Years Experience TechnologyBreadth SoftwareDefinedPlatform BackhaulFocus Multi-ProductRoadmap

9. page 9 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Exalt Solution vs. Alternatives Exalt Solution Next gen MW backhaul: FDR Upgradeable capacity  1Gbps IP/Ethernet based Native TDM + Native IP Highly reliable  99.999% Lowest cost per megabit-mile Alternatives Limited fixed capacity TDM based Not flexible Forklift upgrade to IP Limited availability Expensive

10. page 10 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Microwave vs. Leased Line Assumes $250 per T1/E1 per month Thousands

11. page 11 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Exalt vs. Leased Line 1-Month Cost Comparison: Exalt 100 Mbps = $15,000 including Antennas and installation (Nominal OAM costs after first month) Leased Lines 100 Mbps = $25,000 / Month (Recurring every month) ∞

12. page 12 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Exalt vs. New Fiber 1 Gbps connection over 5 miles

13. page 13 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Product Differentiation High Capacity Wireless Ba Native TDM and Native IP Seamless Transition TDM to IP Field Upgradeable ackhaul

14. page 14 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Product Differentiation High Capacity Wireless Backhaul Native TDM and Native IP Seamless Transition TDM to IP Field Upgradeable Agnostic Across Multip Spectrum, Modulation, and Coding Licensed and License-Exempt Hardware Configuration Customer Interfaces Radio Topology l e Dimensions

15. page 15 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Product Differentiation High Capacity Wireless Backhaul Native TDM and Native IP Seamless Transition TDM to IP Field Upgradeable Agnostic Across Multiple Dimensions Spectrum, Modulation, and Coding Licensed and License-Exempt Hardware Configuration Customer Interfaces Radio Topology Resilient Transmission Dynamic Adaptability Space, Time and Frequency Robust Synchronization

16. page 16 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Superior Transmission Space Frequency Coding Adaptable ModulationTime

17. page 17 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Superior Transmission Space Frequency Coding Adaptable Modulation MaximumFrequencyResolution LicensedandUnlicensed High Capacity and Long Range Time

18. page 18 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Superior Transmission Space Frequency Coding Adaptable Modulation MaximumFrequencyResolution LicensedandUnlicensed High Capacity and Long Range ResilientTransmission Efficient and Secure Time

19. page 19 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Superior Transmission Space Frequency Coding Adaptable Modulation MaximumFrequencyResolution LicensedandUnlicensed High Capacity and Long Range ResilientTransmission Efficient and Secure CarrierClassTime

20. page 20 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Superior Transmission MultipleBandwidths MultipleModulations SpaceTimeFrequency Coding Adaptable Modulation MaximumFrequencyResolution LicensedandUnlicensed High Capacity and Long Range ResilientTransmission Efficient and Secure CarrierClass

21. page 21 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Field Upgradeable MW Backhaul Ethernet Upgrades: 100 Mbps 200 Mbps 300 Mbps 600 Mbps TDM Upgrades: 4 T1/E1 16 T1/E1 60 T1/E1 And so on…

22. page 22 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Milestones & Market Traction 25+ Customers Repeat Customers 0 Returns

23. page 23 ©2006 Exalt Communications Inc. All Rights Reserved. www.exaltcom.com Where Are We Heading? Penetrate Int’l Markets CALA APAC EMEA Establish Exalt as the technology leader in the wireless backhaul segment… Develop OEM channels through large multinationals Expand US market coverage through 2-tier distribution More frequency bands, interfaces, configurations, and topologies Expand product family over various licensed and license-free spectrum: 2 to 60 GHz More functionality and advanced next generation features