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classic 入网

joining device通过其准parent入网,既然其准parent已经是网络中的一员,那么其准parent就应该知道network key,为什么其准parent还要到trust center去获取network key来给到joining device呢?

  • 处于安全性的考虑,一般Coordinator是整个网络的Trust Center Manager,所有设备的入网都需要它搜全的。

    network key是parent传给子设备的,但是能不能传netwok key需要trust center说了算。