The customer is a leading South-East Asian Wireless Internet Service Provider (WISP) that offers an extensive range of services under three main categories: telecommunication services, Managed telecom network services and Industrial digital services. The customer was using WiMax network to provide Fixed Wireless Broadband Connectivity in multiple towns in the eastern region. The customer wants to shift to a LTE based broadband network which is more cost-efficient and widely deployed compared to Wi-Max technology. Also there are maintenance issues with the existing Wi-Max network and getting support from existing vendor was a big challenge.