单项选择题
A.16 B.32 C.64 D.128
A.10.100.207.17 B.203.100.218.14 C.192.168.0.1 D.132.101.203.31
A.130.57.16.254和130.57.32.254属于同一子网 B.130.57.16.254和130.57.17.01属于同一子网 C.130.57.16.254和130.57.33.01属于同一子网 D.130.57.17.254和130.57.32.254属于同一子网
A.不保证可靠和顺序 B.不保证可靠,但保证顺序 C.保证可靠,但不保证顺序 D.可靠、顺序
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