The IEEE 802.11 (as amended) Dynamic Frequency Selection (DFS) service is capable of performing what functions?
A.
Establishing a interference baseline on all 2.4 GHz channels
B.
Using modulation switching techniques to avoid interfering with radar systems
C.
Testing channels for radar before using a channel and while operating in a channel
D.
Suspending operations on a channel with high IEEE 802.11 co-channel interference
E.
Requesting and reporting of measurements in the current and other channels