给定的IP地址为192.55.12.121,子网掩码为255.255.255.248,那么其直接的广播地址是(29)。A.192.55.12.255B.0.0.0.127C.192.55.12.127D.255.255.255.255

给定的IP地址为192.55.12.121,子网掩码为255.255.255.248,那么其直接的广播地址是(29)。

A.192.55.12.255

B.0.0.0.127

C.192.55.12.127

D.255.255.255.255


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