cd11IfRfChannelSpacingNumber
1.3.6.1.4.1.9.9.272.1.1.2.15.1.5
Numeric spacing between the identifiers of two
adjacent supported channels in this band. For
example, currently at the 2.4 GHz ISM band, the
numeric channel spacing is 1, resulting in a channel
identifier sequence of 1, 2, 3, etc. In the
U-NII-1 band, the numeric channel spacing is 4,
resulting in a channel identifier sequence
of 36, 40, 44, etc.