Primary 802.11 MAC Layer FunctionsData DeliveryMedium AccessError RecoveryData Frame AggregationData Frame FragmentationEncryptionCCMPMulticastingConnectivityScanning for NetworksAuthenticationAssociating with the Access Point4-Way HandshakeTiming and SynchronizationShort IFSPCF IFSDCF IFSExtended IFSRTS/CTSPower Management802.11 MAC Frame StructuresProtocol Version FieldType FieldTo DS FieldFrom DS FieldMore Frag FieldRetry FieldPower Management FieldMore Data FieldProtected Frame FieldOrder FieldDuration/ID FieldAddress 1, 2, 3, and 4 FieldsSequence Control FieldQoS Control FieldHT Control FieldFrame Body FieldFrame Check Sequence FieldMAC Frame TypesManagement FramesControl FramesData FramesInteroperabilitySummary