The IEEE 802.11-2007 standard requires ERP capable devices to be backward compatible with devices using which other 802.11 physical layer specifications (PHYs)? (Choose two)
A. DSSS
B. FHSS
C. HR/DSSS
D. ERP-PBCC
E. DSSS-OFDM
One Comment on “which other 802.11 physical layer specifications (PHYs)?”
Correct answer is AC
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