RAD’s Point-to-Multipoint Offering: Airmux-5000

Agenda Introduction Product Overview Applications Product/Portfolio Value Proposition Road Map Ordering information Summary Introduction Product Overview Physical View New Features Features Applications 1… 2… 3…. Management Feature comparison table Product/Portfolio Value Proposition Sales Tools On-Line Ordering information Summary Road map (Optional)

Airmux – Product Portfolio Sub-6 GHz broadband wireless solutions Deployments in over 130 countries Offering backhaul and access (last mile) solutions Market leading sub-6 GHz point-to-point/multipoint portfolio: Airmux-200 – 18 Mbps full duplex Ethernet throughput; up to 4 x E1s/T1s Airmux-400 – 200 Mbps net Ethernet throughput; up to 16 x E1s/T1s Airmux-5000 HPMP – 200 Mbps Point to Multipoint solution Target segments: Cellular Operators, Service Providers, Video Surveillance, and a variety of private network verticals

Solutions Segmentation Capacity (Mbps) 200 For Business and High end applications MiMO / Diversity Secure SLA 200Mbps / sector Airmux 5000 Native 802.11n Nor QoS neither guaranteed SLA (Air interface is not scheduled ) Available only in unlicensed 2.4, 5.x band Address low end residnetial Low cost BS & CPE but unstable performance as technology is for indoor 802.11.n Built for business / high end residential Includes basic QoS Available in licensed & unlicensed band 5.x , 3.x Low cost BS Up to ~40Mbps / sector Lack of MiMO/ Diversity No guaranteed SLA Built for residential mass market Requires Licensed band only (3.x, 2.x) 35 Mbps / sector, limited to 10 MHz Mostly downlink capacity complex Netwotk (ASN, AAA) No Roadmap Proprietary Pre WiMAX PtMP 40 Residential Enterprise End user

Airmux-5000 HPMP

Airmux-5000 HPMP Solution Highlights High capacity per sector 200 Mbps aggregate throughput Ethernet connectivity High capacity end user equipment – 10, 20, 50 Mbps Up to 16 SUs per sector Guaranteed SLA and capacity per subscriber unit Small and constant latency – 4 to 10 msec typical under full sector load Wide range of frequency bands – 4.8 to 6 GHz, 3.3 to 3.8 GHz High capacity PtMP for bandwidth demanding applications and guaranteed SLA

Market Segments Airmux-5000 HPMP is a high capacity OFDM/MIMO Point-to-Multipoint solution suitable for: Carriers and ISPs targeting the Last Mile enterprise connectivity Wireless connectivity solution for private networks looking to deploy broadband and mission critical applications.

Airmux-5000 – High Capacity Base Station Single sector base station Fully outdoor Small form factor ODU Low power consumption High TX power for long range MIMO/diversity Multifrequency bands at 5.x GHz Connectorized for external antenna Sector Antenna 60°, 90° ODU PoE Device Base Station Radio Connected for external antenna (2x N-type), supporting multifrequency bands at 5.x GHz

Airmux-5000 – High Capacity Subscriber Unit HSU 10Mbps aggregate Small form factor antenna with optional external antenna HSU 20Mbps aggregate High gain integrated antenna Small form factor antenna with optional external antenna HSU 50Mbps aggregate Connectorized HSU Embedded External Integrated

Airmux-5000 HPMP – Main Features Service Configurable maximum information rate (MIR) per SU Enhanced QoS – 4-level queue per SU Networking features – VLAN, QinQ per SU Long range – 40km @ 20 Mbps Radio Performance Advanced OFDM & MiMO 2x2 / Diversity for nLOS performance Enhanced interference mitigation capability Inter- and intra- site synchronization to reduce self interference Dedicated traffic bandwidth allocation to ensure SLA and latency Low latency, min < 3 msec, typical 4 to 10 msec Channel bandwidth – 10, 20, 40 MHz Regulation – FCC/ETSI/WPC/UNI /MII

Airmux-5000 HPMP – Main Features Operational Multiband base stations and SUs Simple to deploy Fully integrated with Airmux-legacy solutions: Coexists with Airmux-200 / Airmux-400 Single NMS – RADview platform

Airmux-5000 HPMP – Key Selling Points Highest base station capacity for the best user experience – 200 Mbps Highest spectrum efficiency for greater ROI – ~5 bps/Hz Secured service level agreement for demanding applications Low latency Compact subscriber units (SUs) with low visual impact Coexists with Airmux – Point-to-Point Long range – 40 km Carrier grade solution

Airmux-5000 HPMP Value Proposition High capacity connectivity to high-end and BW-demanding applications in urban to rural deployments: Service Providers Access business users with demand for high capacity and SLA Rural and remote broadband connectivity Backhaul of access solutions; e.g., wireless PtMP and landline DSLAM Government & Enterprise Networks HQ-branches broadband connectivity Utilities connectivity Government networks connectivity; e.g., education, health-care Access for high-capacity video surveillance cameras

Urban – High Capacity SLA Corporate Access SUs range 2 km @20 MHz Channel BW Sector capacity – 92 Mbps 7 clients @ 6 Mbps 3 clients @ 10 Mbps 1 client @ 20 Mbps SUs range 6 km @20 MHz Channel BW Sector capacity – 75 Mbps 7 clients @ 5 Mbps 2 clients @ 10 Mbps 1 client @ 20 Mbps Service Provider Application HBS 5200 HSUxx

Service Providers Application for Urban – High Capacity Corporate Access Multiple sectors can be backhauled with Airmux-400 HBS Airmux-400 Service Provider Premises Service Provider Network

Service Provider Application for Medium Capacity Corporate Access – Self Backhaul Built-in backhaul from BS site to the service provider premises Assumes the provider premises are located within the served sector Service Provider Premises Corporate 10 Mbps Service Provider Network BS Corporate 20 MPs Corporate 20 MPs

Service Provider Application for Sub Urban – Medium Capacity Corporate Access Single ODU covers 2 sectors using 2 uni-polarized antennas (SIMO), one per sector Capacity: up to 25 Mbps per sector Single HBS Airmux-400 Service Provider Network Service Provider Premises

Rural Broadband – Connecting Communities Broadband connection to remote communities SUs range 20 km @20MHz Channel BW Sector capacity – 48 Mbps 8 villages @ 6 Mbps SUs range 30km @20MHz Channel BW Sector capacity – 30 Mbps 5 villages @ 6 Mbps BS SU SU SU BS BS SU SU Airmux-400 SU SU Service Provider Network Service Provider Premises

Private Network Application for Safe City – Video Surveillance Access to high capacity cameras, collocated cameras Backhaul of mesh WiFi cloud, carrying video surveillance Customer needs: Dedicated high-capacity BW per camera Robust and high quality radio link Flexible and scalable architecture Simple to install and maintain Affordable BS High Resolution Camera Collocated Cameras Airmux-400 Service Provider Network Service Provider Premises

Private Network Application for High Capacity Inter-Office Connectivity Two modes of operations: WLAN – Traffic from branch to branch is switched back by the BS “Access” – Higher network hierarchy switches the traffic HSUxx HBS HQ

Dedicated Bandwidth The HBS utilizes 16 Time Slots to handle up to 16 HSUs - HSU #16 HSU #1 HSU #15 HSU #2 13 11 HSU #3 HSU #14 HSU #4 HSU #13 HSU #12 HSU #5 HSU #11 HSU #6 HSU #10 HSU #7 HSU #9 HSU #8

Dedicated Bandwidth To gain the maximum capacity for a single HSU – we assign 8 Time Slots per HSU In this example we can see 2 HSUs handled by the HBS: HSU #1 HSU #2

Software modification Airmux-5000 HPMP – 2011 Roadmap Airmux-5000 Release 3.1 GA – May - Sector Capacity: 100Mbps agreggated, symetric - SUs: 50 Mbps (only with CBW 40 MHz), 20 Mbps, 10 Mbps - MiMO - Frequency: 4.9–6 GHz FCC/ETSI/WPC/UNII) - Up to 16 users per sector - Channel BW: 20 MHz - Adaptive Modulation - Intra& Inter site TDD Sync (HSS & GPS) - DFS for ETSI & FCC - RNMS & Airmux – Manager - LBC - GbE interface Release 3.15 GA – June - VLAN – layer 2 VPN - Spectrum view - Diversity Radio Planner Release 3.2 GA – September Software modification - Sector capacity: 200 Mbps aggregate - Channel BW: 10/20/40 MHz - Asymmetric - QoS (4Q) Hardware modification - New frequency: 3.3–3.8 GHz

Ordering Information…1 Airmux 5000’s Base Station Support up to 200Mbps net aggregate throughput. At this phase, the product support up to 50 Mbps symmetric net throughput. All units can be upgradeable to 200 Mbps net aggregate throughput via SW upgrade once supported in September 2011. Airmux 5000’s BS is operated with PoE devices (Airmux-PoE/a Series). Ordering Option Description Airmux-5000/BS/F58F/200M/EXT Airmux 5000 HBS 5200-Series, Base Station Radio Connectorized for external antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.8 GHz FCC/IC Airmux-5000/BS/F54E/200M/EXT antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz ETSI Airmux-5000/BS/F54U/200M/EXT antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz Universal

Ordering Information…2 Airmux 5000’s Subscriber unit Support up to 50Mbps net aggregate throughput. Airmux 5000’s SU operated with PoE devices (Airmux-PoE/a Series). Ordering Option Description Airmux-5000/SU/F58F/50M/EXT Airmux 5000 HSU 550-Series, SU Radio Connectorized for external antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.8 GHz FCC/IC Airmux-5000/SU/F58F/50M/INT Airmux 5000 HSU 550-Series, SU Radio with integrated antenna, supporting multi frequency bands at 5.x GHz, factory default 5.8 GHz FCC/IC Airmux-5000/SU/F54E/50M/EXT Airmux 5000 HSU 550-Series, SU Radio Connectorized for external antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz ETSI Airmux-5000/SU/F54E/50M/INT Airmux 5000 HSU 550-Series, SU with integrated antenna, supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz ETSI Airmux-5000/SU/F54U/50M/INT Airmux 5000 HSU 550-Series, SU with integrated antenna, supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz Universal

Ordering Information…3 Airmux 5000’s Subscriber unit Support up to 20Mbps net aggregate throughput. Airmux 5000’s SU operated with PoE devices (Airmux-PoE/a Series). Ordering Option Description Airmux-5000/SU/F58F/20M/EMB Airmux 5000 HSU 520-Series, SU Radio with embedded integrated antenna and Connectorized for external antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.8 GHz FCC/IC Airmux-5000/SU/F58F/20M/INT Airmux 5000 HSU 520-Series, SU Radio with integrated antenna, supporting multi frequency bands at 5.x GHz, factory default 5.8 GHz FCC/IC Airmux-5000/SU/F54E/20M/EMB Airmux 5000 HSU 520-Series, SU Radio with embedded antenna and Connectorized for external antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz ETSI Airmux-5000/SU/F54E/20M/INT Airmux 5000 HSU 520-Series, SU Radio with integrated antenna, supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz ETSI Airmux-5000/SU/F54U/20M/INT Airmux 5000 HSU 520-Series, SU Radio with integrated antenna, supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz Universal

Ordering Information…4 Airmux 5000’s Subscriber unit Support up to 10Mbps net aggregate throughput. Airmux 5000’s SU operated with PoE devices (Airmux-PoE/a Series). Ordering Option Description Airmux-5000/SU/F58F/10M/EMB Airmux 5000 HSU 510-Series, SU Radio with embedded integrated antenna and Connectorized for external antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.8 GHz FCC/IC Airmux-5000/SU/F54E/10M/EMB Airmux 5000 HSU 510-Series, SU Radio with embedded antenna and Connectorized for external antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz ETSI Airmux-5000/SU/F54U/10M/EMB Airmux 5000 HSU 510-Series, SU Radio with embedded antenna and Connectorized for external antenna (2x N-type), supporting multi frequency bands at 5.x GHz, factory default 5.4 GHz Universal

Airmux-5000 – Summary Reliable & Robust High Capacity Long Ranges Flexible & Scalable Cost Effective Simple OFDM / MIMO based technology enables nLOS / NLOS deployment scenario Field proven interference mitigation

Airmux-5000 – Summary Reliable & Robust High Capacity Long Ranges Flexible & Scalable Cost Effective Simple High capacity per sector – 200 Mbps aggregate throughput Up to 50 Mbps per user

Airmux-5000 – Summary Long range – 40km @ 20 Mbps Reliable & Robust High Capacity Long Ranges Flexible & Scalable Cost Effective Simple Long range – 40km @ 20 Mbps

Airmux-5000 – Summary Reliable & Robust High Capacity Long Ranges Flexible & Scalable Cost Effective Simple High capacity end user equipment – 10, 20 and 50 Mbps Different SU configurations Support of multifrequency band– 4.8 to 6 GHz, 3.3 to 3.8 GHz TDD synchronization of multiple sectors in-site and between sites enables network scalability while ensuring performance

Airmux-5000 – Summary Competitive cost structure Reliable & Robust High Capacity Long Ranges Flexible & Scalable Cost Effective Simple Competitive cost structure High capacity base station reduce the tower space needed High spectrum efficiency – reduces spectrum fee and increase flexibility of frequency selection

Airmux-5000 – Summary Reliable & Robust High Capacity Long Ranges Flexible & Scalable Cost Effective Simple Simple radio planning, training, installation and maintenance

Airmux-5000 HPMP – Summary Airmux-5000 Delivers high capacity with secured SLA performance. Best fit for sub-6 GHz broadband connectivity of high-end applications Airmux-5000 Superb performance Highest capacity Spectrum efficiency Secured SLA All in one Multiband Compact SU Harmonized