Proprietary and Confidential © Copyright Alvarion Ltd. Optimized 4G Smart Grid Connectivity Eedo Lifshitz Director, Business Development

Proprietary and Confidential 2 HAN (Home Area Network) NAN (Neighborhood Area Network) FAN (Field Area Network) WAN (Wide Area Network) Holistic 4G Network addressing: Real Time, QoS, Broadband & Mobility Requirements Smart Grid Network Architecture

Proprietary and Confidential 3 Why do we need 4G for the Middle Mile? Broadband Video surveillance application to monitor the Grid Instant software upgrades Instant data collection for Business Intelligence Analysis Support future AMI broadband applications Low Latency Utility applications that demand sub 100ms latency Real-time consumption measurement by the utility call center QoS Allow real-time activation of critical DA devices Voice & Data applications Mobility Line truck crews connectivity to Smart Grid applications

Proprietary and Confidential 4 5 Major Communication Options Wireless vs. Wire line Private vs. Public Broadband vs. Narrowband Licensed vs. Licensed Exempt Spectrum WiMAX vs. LTE

Proprietary and Confidential 5 5 Aligning 4G WiMAX to Utility Smart Grid objectives RequirementFeatures and Benefits Reliability  NLOS SOFDMA and Signal fading reduction (MIMO A, HARQ, MRRC)  CPE automatically connects to an alternative BST in case of failure (Best AU)  Proactive performance management and centralized system configuration Scalability  Add Sectors for additional coverage  Shift from dual sector SISO to one sector with MIMO B to add capacity Security  AES 128  AAA and ASN-GW Authentication (EAP-TTLS) Performance  < 100 ms round trip latency with Extended Real-Time (eRT) QoS  Enhance coverage (MIMO A, MRRC, CTC, HARQ, Map Repetition)  MIMO B 2x2 enhancing the capacity (including MIMO B/A auto switching)  Improved Up-link for video Surveillance Applications (TDD radio 35% - 65%) Standards  IP and Ethernet connectivity (IP-CS, Eth-CS) allowing for Utility protocols (DNP, DNP3, 61850…)  Compliant with WiMAX e Wave2 Maintainability  All-in-one outdoor box for ease of deployment  Spectrum Analyzer to simplify deployment  Carrier-Class NMS TCO  Reduced number of base stations (NLOS, 2nd order diversity)  Distributed and centralized ASN-GW options  Small footprint all-in-one ODU allowing for lower lease costs

Proprietary and Confidential 6 Selection criteria Commitment to WiMAX Experience Size of deployments Number of WiMAX deployments WW Years of experience Optimized SPG connectivity solutions All outdoor link reliability and availability Micro and macro configurations for tower and pole deployments Modular architecture that reduces operation complexity High-availability configurations License and license-exempt frequencies Maximize Return on infrastructure investments Upgrade path to future WiMAX versions Scalable pay-as-you-grow architecture Shared infrastructure for multiple frequencies

Proprietary and Confidential 7 Questions?