0,4,18,( ),100
A.48;B.58; C.50;D.38;
0,4,18,(),100 A.48;B.58;C.50;D.38;
(),4,18,48,100A.-16 B.-8 C.-4 D.0
(),4,18,48,100A.-16 B.-8 C.-4 D.0
,4,18,48,100A.16 B.-8 C.-4 D.0
使用CIDR技术把4个网络100.100.0.0/18、100.100.64.0/18、100.100.128.0/18和 100.100.192.0/18汇