WLAN Standard IEEE 802.11

The IEEE 802.11 is a family of standards that governs the operations and functions of WLANs. But the standard does not define or manage absolutely every aspect of WLAN operations—it specifically concerns itself only with the functions of WLANs at the Physical (PHY) layer and Media Access Control sublayer of the OSI reference model. The following figure shows the entire OSI model.

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