Question: The MAC protocol in the IEEE 8 0 2 . 1 5 . 4 standard has two classes of physical devices, FFD and RFD .

The MAC protocol in the IEEE 802.15.4 standard has two classes of physical devices, FFD and RFD. A router in the network is an FFD device which
Group of answer choices
non of the above
has full functionality to communicate with its parent node
has reduced functionality to communicate with other FFD devices.
has full functionality responsible for network establishment and control
has full functionality to communicate with routers and RFDs.

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