IP地址192.168.15.1/27的子网掩码可写为( )。A.255.255.255.192B.255.255.255.224SX IP地址192.168.15.1/27的子网掩码可写为( )。A.255.255.255.192B.255.255.255.224C.255.255.255.240D.255.255.255.248

IP地址192.168.15.1/27的子网掩码可写为( )。A.255.255.255.192B.255.255.255.224SX

IP地址192.168.15.1/27的子网掩码可写为( )。

A.255.255.255.192

B.255.255.255.224

C.255.255.255.240

D.255.255.255.248


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