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单项选择题X 纠错

You are using standalone cisco aironet 1400 series wireless bridges for a nine-mile point-to-point wireless link between two buildings.
Which distance setting should you use for the bridge configured as the root？（）

A.20 km [12.4 miles]
B.10 km [6.2 miles]
C.5 km [3.1 miles]
D.25 km [15.5 miles]
E.15 km [9.3 miles]

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