單項選擇題

IP 地址為192.168.200.2,子網(wǎng)掩碼為255.255.255.192,則網(wǎng)絡(luò)標(biāo)識為()

A.191.0.0.0
B.191.168.200.192
C.191.168.200.0
D.191.168.200.128

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