b类网络189.10.0.0/16 将这个网络分成60个子网，而且每个子网至少600台主机

b类网络189.10.0.0/16 将这个网络分成60个子网，而且每个子网至少600台主机

您要划分的IP地址是：189.010.000.000 是 B 类IP地址
您要划分的子网数量是 60 个，子网掩码是：255.255.252.000
每段子网的网络号是TO前IP的最后一位减1
每段子网的广播地址是TO后IP最后一位加+1
每段子网最多可以有1022个主机地址
1> 189.010.0.1 TO 189.010.3.254
2> 189.010.4.1 TO 189.010.7.254
3> 189.010.8.1 TO 189.010.11.254
4> 189.010.12.1 TO 189.010.15.254
5> 189.010.16.1 TO 189.010.19.254
6> 189.010.20.1 TO 189.010.23.254
7> 189.010.24.1 TO 189.010.27.254
8> 189.010.28.1 TO 189.010.31.254
9> 189.010.32.1 TO 189.010.35.254
10> 189.010.36.1 TO 189.010.39.254
11> 189.010.40.1 TO 189.010.43.254
12> 189.010.44.1 TO 189.010.47.254
13> 189.010.48.1 TO 189.010.51.254
14> 189.010.52.1 TO 189.010.55.254
15> 189.010.56.1 TO 189.010.59.254
16> 189.010.60.1 TO 189.010.63.254
17> 189.010.64.1 TO 189.010.67.254
18> 189.010.68.1 TO 189.010.71.254
19> 189.010.72.1 TO 189.010.75.254
20> 189.010.76.1 TO 189.010.79.254
21> 189.010.80.1 TO 189.010.83.254
22> 189.010.84.1 TO 189.010.87.254
23> 189.010.88.1 TO 189.010.91.254
24> 189.010.92.1 TO 189.010.95.254
25> 189.010.96.1 TO 189.010.99.254
26> 189.010.100.1 TO 189.010.103.254
27> 189.010.104.1 TO 189.010.107.254
28> 189.010.108.1 TO 189.010.111.254
29> 189.010.112.1 TO 189.010.115.254
30> 189.010.116.1 TO 189.010.119.254
31> 189.010.120.1 TO 189.010.123.254
32> 189.010.124.1 TO 189.010.127.254
33> 189.010.128.1 TO 189.010.131.254
34> 189.010.132.1 TO 189.010.135.254
35> 189.010.136.1 TO 189.010.139.254
36> 189.010.140.1 TO 189.010.143.254
37> 189.010.144.1 TO 189.010.147.254
38> 189.010.148.1 TO 189.010.151.254
39> 189.010.152.1 TO 189.010.155.254
40> 189.010.156.1 TO 189.010.159.254
41> 189.010.160.1 TO 189.010.163.254
42> 189.010.164.1 TO 189.010.167.254
43> 189.010.168.1 TO 189.010.171.254
44> 189.010.172.1 TO 189.010.175.254
45> 189.010.176.1 TO 189.010.179.254
46> 189.010.180.1 TO 189.010.183.254
47> 189.010.184.1 TO 189.010.187.254
48> 189.010.188.1 TO 189.010.191.254
49> 189.010.192.1 TO 189.010.195.254
50> 189.010.196.1 TO 189.010.199.254
51> 189.010.200.1 TO 189.010.203.254
52> 189.010.204.1 TO 189.010.207.254
53> 189.010.208.1 TO 189.010.211.254
54> 189.010.212.1 TO 189.010.215.254
55> 189.010.216.1 TO 189.010.219.254
56> 189.010.220.1 TO 189.010.223.254
57> 189.010.224.1 TO 189.010.227.254
58> 189.010.228.1 TO 189.010.231.254
59> 189.010.232.1 TO 189.010.235.254
60> 189.010.236.1 TO 189.010.239.254
61> 189.010.240.1 TO 189.010.243.254
62> 189.010.244.1 TO 189.010.247.254
63> 189.010.248.1 TO 189.010.251.254
64> 189.010.252.1 TO 189.010.255.254