131.87.30/28子网中最小的可用IP地址是()A.61.131.87.17B.61.131.87.15C.61.131.87.1D.61.131.1.1

题目

131.87.30/28子网中最小的可用IP地址是()

A.61.131.87.17

B.61.131.87.15

C.61.131.87.1

D.61.131.1.1


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