Internet of Things (IoT) is a constantly evolving concept. Nonetheless, we can consider that the Internet of Things broadly refers to the trend towards generalized interconnection of all the objects that surround our daily lives, places and physical environments. Among the success keys of Iot there are protocols. However, the lack of a single connectivity protocol causes a lack of interoperability between IoT devices and applications. In this article, we present a detailed comparative study of the Short-range netw…