1. RUCKUS WIRELESS PROPRIETARY AND CONFIDENTIAL Siriraj Hospital 59 Buildings and over 13,000 people in the 180,000 square meters service area – An easy solution of Ruckus smart WiFi HeadquartersBangkok, Thailand BusinessHospitalities LocationBangkok Noi, Bangkok CustomerLocal & Foreign patients

2. REQUIRE Frequent stumbling and failure of wireless signal Requirements Situation o Frequent stumbling and failure of wireless signal. o No coverage of WiFi signal throughout the area. Frequent interruption and failure of wireless signal. o Hidden Nodes Problem o Deadspot o Required signal stability and coverage. o High performance wireless network system and devices at reasonable prices. o Durability and easy maintenance. o Must have a highly stability and could connect signals from one place to another continuously without interruption. o Excellent coverage of wireless signal to all buildings in the area even in the blind spots. RUCKUS PROPRIETARY AND CONFIDENTIAL 2

3. PROBLEMS - Efficacy is not sufficient to develop o Total area of 180,000 square meters, 59 building, 2,221 number of beds, 851 doctors, 2,929 nurses and 2,134 assistant nurses as well as 7,547 working staffs in various departments. o The overall management and services of the hospital must be carried out more efficiently and effectively. o High Density is likely to cause a problem of Hidden Nodes. RUCKUS PROPRIETARY AND CONFIDENTIAL 3

4. BeamFlex Adaptive Antenna The Smart Wi-Fi Antenna Technology That Steers Signals to High-Quality Paths. For greater speed, fewer errors, and instant bandwidth delivery, BeamFlex offers first-of-its-kind Adaptive Antenna Technology that maximizes signal coverage, throughput, and network capacity. It delivers MIMO benefits to 802.11a/b/g/n devices, to further increase MIMO diversity gain and maximize spatial multiplexing potential—at minimal cost. o Over 3X increase in performance and range o 8X expanded coverage o Stabilized wireless network performance, for picture-perfect video streaming and crystal-clear voice communications o Maximized power efficiency o Interference mitigation RUCKUS PROPRIETARY AND CONFIDENTIAL 4