I'm fairy sure it is, by looking at the data rates, but not sure about the modulations.
I know 802.11g uses ofdm, but can I equate cck to 802.11b?
speed basic-1.0 basic-2.0 basic-5.5 6.0 9.0 basic-11.0 12.0 18.0 24.0 36.0 48.0 54.0
power local cck 50
power local ofdm 20