This is a brief overview of the Meru Networks wireless LAN solution. Please contact me if you would like more information or a personal presentation specific to your needs.

3. Evolution of Wireless LANs Pre-802.11 Proxim RangeLAN Access Connectivity Built upon from older generation Introduced by the generation Legend

4. Evolution of Wireless LANs Pre-802.11 Proxim RangeLAN Access Connectivity Fat AP Cisco Aironet Standardization Connectivity Security Interoperability Built upon from older generation Introduced by the generation Legend

5. Evolution of Wireless LANs Pre-802.11 Proxim RangeLAN Access Connectivity Fat AP Cisco Aironet Standardization Connectivity Security Interoperability Microcell Cisco Aruba Centralization Connectivity Security Interoperability Management Coverage Built upon from older generation Introduced by the generation Legend

6. Network Diagram Microcell Design

7. Evolution of Wireless LANs Pre-802.11 Proxim RangeLAN Access Connectivity Fat AP Cisco Aironet Standardization Connectivity Security Interoperability Microcell Cisco Aruba Centralization Connectivity Security Interoperability Management Coverage Built upon from older generation Introduced by the generation Legend

8. Evolution of Wireless LANs Virtual Cell Meru Coordination Pre-802.11 Proxim RangeLAN Access Connectivity Fat AP Cisco Aironet Standardization Connectivity Security Interoperability Microcell Cisco Aruba Centralization Connectivity Security Interoperability Management Coverage Connectivity Security Interoperability Management Coverage Seamless Mobility Deployment Reliability Built upon from older generation Introduced by the generation Legend

9. Evolution of Wireless LANs Virtual Cell Meru Coordination Pre-802.11 Proxim RangeLAN Access Connectivity Fat AP Cisco Aironet Standardization Connectivity Security Interoperability Microcell Cisco Aruba Centralization Connectivity Security Interoperability Management Coverage Virtual Port Meru Virtualization Connectivity Security Interoperability Management Coverage Seamless Mobility Deployment Reliability Predictability Extensibility Connectivity Security Interoperability Management Coverage Seamless Mobility Deployment Reliability Built upon from older generation Introduced by the generation Legend

14. Improving End-User Experience Real-World Benefits of Air Traffic Control Active Users Per Access Point Vendor C Meru 12 calls, 10 clients 20 calls, 10 clients 20-25 100+ 5X User Density 11% 13% 13% 13% 13% 13% 13% 11% 802.11g - 1 802.11g - 2 802.11g - 3 802.11g - 4 802.11g - 5 802.11g - 6 802.11b - 1 802.11b - 2 Meru 11.26 15.9 Meru Vendor C Throughput 4.68 1 802.11b 802.11g 0.87 1 802.11b 802.11g Vendor C Meru Vendor C 30.5% 6.5% 6.5% 6.5% 6.5% 6.5% 6.5% 30.5 802.11 Differential Rate Fairness Airtime per Client 802.11b/g Performance Fair Client Access Over the Air QoS

15. Data Only

16. Voice Only

17. Data + Voice

22. Rogue Detection & Mitigation Options Normal Rogue Detection & Mitigation AirFirewall™ Benefit Layer 2 protection Layer 1 protection Detection Interfering traffic also on the wire Interfering traffic from unauthorized devices Mitigation Disconnect with deauthorization messages AirFirewall™ blocks intruder AP’s with collisions

24. Per-Application Firewall Policies Denied Access VoiP Phone

25. Per-User Firewall Policies Denied Access

29. Air Traffic Control™ Technology: Multi-channel Layering All RF channels are consumed to provide a single channel of capacity per region Ch. 1 Channel Span Multiple channels can be layered to add capacity per region Ch. 1 Meru’s channel spans preserve RF resources Legacy WLAN channel plan consumes RF resources Ch. 11 Ch. 6 Ch. 1 Ch. 6 Channel Span Add capacity by layering channel spans Ch. 11 Channel Span

35. Promise of 802.11n * Based on specifications in the standard. Improved coverage through multipath and MIMO; multiple transmit and receive paths Better coverage Longer range: Over 2 times better than 802.11a/g * Longer range Over 6 times better than 802.11a/g * Higher throughput More resistant to interference and loss due to multipath * More reliable

36. The Promise of 802.11n & Key Considerations * Based on specifications in the standard. Promises of 802.11n Key Considerations in Implementing 802.11n Improved coverage through multipath and MIMO; multiple transmit and receive paths Better coverage Longer range: Over 2 times better than 802.11a/g * Longer range Over 6 times better than 802.11a/g * Higher throughput More resistant to interference and loss due to multipath * More reliable Unpredictable coverage, data rate fluctuations, co-channel interference, performance drop for mixed clients Deployment & Operations Support for legacy clients Migration to .11n Network capacity between AP and controller may be limited Impact on wired switch infrastructure

42. 5 GHz: Increased Channel Choices and Potential for Complexity Total Available Channels = 24 Total Available 40 MHz Channels = 11 UNI I 5.15-5.25 UNI II 5.25-5.35 UNI IIE 5.470-5.725 UNI III 5.725-5.850 36 40 44 48 52 56 60 64 100 104 108 112 116 120 124 128 132 136 140 149 153 157 161 165 UNI I 5.15-5.25 UNI II 5.25-5.35 UNI IIE 5.470-5.725 UNI III 5.725-5.850 36 40 44 48 52 56 60 64 100 104 108 112 116 120 124 128 132 136 140 149 153 157 161 165

43. Available capacity of 1 channel per area Available capacity in an area can be increased via channel layering - Conference rooms, classrooms, all-wireless office X X X X X X X X X Increasing Capacity, Reliability and Coordination Using Channel Layering A C A B C B C A B A B C Meru Solution Conventional WLANs D

46. Meru Wireless LAN Solutions for Next-generation Mobility Meru Confidential and Proprietary Distributed Campus, Central Management Campus-wide WLAN Distributed Campus Indoor/Outdoor 1000+ APs Central Campus Indoor/Outdoor 1000 APs Mid-sized Campus 100-150 APs Remote Site 1-5 APs Remote APs Small Remote Office

47. Which Access Point? WLAN Usage Network of Convenience Mission Critical Super Fast Email, web browsing ➼ ➼ ➼ Conference rooms / hotspots (~40 users / AP) ➼ ➼ ➼ Data Picking, shipping, receiving ➼ ➼ ➼ Location tracking ➼ ➼ ➼ Zero Handoff Roaming ➼ ➼ Lecture halls, high density areas (~120 users / AP ) ➼ ➼ Voice over wireless ➼ WMM Video streaming / surveillance ➼ Large File downloads ➼ Recommended AP AP150 family AP200 family AP300 family

51. Controller Family 1-5 15 ………………………150 200 Remote / Small Office Medium Enterprise Branch Office Large Enterprise Throughput 100 Mbps # of AP’s Supported 400 Mbps 4 Gbps 20 Gbps MC500 800 Mbps MC1000 MC3000 MC5000 w/ 4 Gbps AMC 1000

52. For more information on WLAN virtualization and Meru product offerings, please visit www.merunetworks.com or contact me for a personal presentation: Tim MacMillan 705-761-3645 [email_address] Questions and Answers ? ? ?

53. Make It Meru!