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Internet of Things (IoT) attracts many attentions recently and paints a beautiful picture of future life for us. This paper firstly introduces three typical networks residing in sensing domain, one of three domains of IoT architecture. Then the common features of IoT gateway, an important component bridging sensing domain and network domain, are summarized in three points, finally a reference model of IoT gateway is proposed.
Chen et al. (Sat,) studied this question.