Combining Enterprise VoIP with 2G/3G Mobility

摘要

Enterprise customers are looking for more cost-efficient and more integrated solutions for their fixed and mobile communications needs. This paper evaluates the different options to combine 'the best of both worlds' of enterprise VoIP solutions on the one hand and full mobile networks on the other hand. Also it will describe the opportunity to support roaming and hand-over services between Wi-Fi and 2G/3G cellular network, while ensuring seamless service behaviour to the end-user.