Which statements are true regarding frame acknowledgement in an IEEE 802.11 WLAN? (Choose 3)
A. Following non-QoS Data frames with the More Fragments bit set to 1, the Duration/ID field of the ACK frame is set to a value equal to two SIFS plus the next Data fragment and its ACK.
B. A client station’s Reassociation Request frames are only acknowledged with a Reassociation Response from the access point and not with an ACK frame.
C. Probe request acknowledgement (sending of a Probe Response frame) is configurable in the access point and is always linked to SSID broadcast configuration in Beacons.
D. In an EDCA BSS, encrypted Data frames are only acknowledged by client stations, never by access points.
E. Data frame fragments are acknowledged individually (with an ACK frame).
F. The RA field of ACK frames is always obtained from the Address 2 field in the corresponding frame being acknowledged.
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