单项选择题
IP地址192.168.102.65/255.255.255.192,请问其网络号是()?
A.192.168.102.0
B.192.168.102.32
C.192.168.102.64
D.192.168.102.96
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单项选择题
A.192.168.102.0
B.192.168.102.32
C.192.168.102.64
D.192.168.102.96
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