カン, くだ, すが
pipe, tube, wind instrument, drunken talk, control, jurisdiction
JLPT2 G4 S14 F517
As per 官# (wrap about/enclose) + 竹 bamboo → (bamboo) *pipe*; *tube*; *flute*. There is no longer any specific connection with bamboo. *Control* is a borrowed meaning via the acquired, associated meaning of 官, here possibly with respect to the control exercised in playing a wind instrument; compare 筦.
[Full Kanji Etymology List]