Which statement describes the benefit of WMM U-APSD over legacy 802.11 power-save mode?

seenagapeJune 15, 2015

A.
Client can burst data without standard interframe spacing.

B.
Client can burst data without ACKs.

C.
Client no longer sends null frame to notify of sleep mode.

D.
Client sleep mode is scheduled by AP to reduce jitter.

Explanation:

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