子网划分经典案例练习题分析讲解

子网划经典案例练题、例1息台，电脑50脑192.168.1.0/24行做1地址222=4个子2个子网对应地28-2地址26需3IP地址192.168.1.0—192.168.1.63192.168.1.64192.168.1.128—192.168.1.191192.168.1.192—192.168.1.2554IP址192.168.1.1—192.168.1.62192.168.1.65192.168.1.129—192.168.1.190192.168.1.193—192.168.1.2545255.255.255.192

2使192.168.110.0/24台主网3220个台主给IP首先1地址121=2个子2IP28-1IP27，能3IP地址192.168.1.0—192.168.1.127192.168.1.128—192.168.1.2554IP地范192.168.1.1—192.168.1.1265255.255.255.128192.168.1.128/25需1192.168.1.128/25

212个子网对应地27-1地址26需3IP地址192.168.1.128—192.168.1.191192.168.1.192—192.168.1.255台主4IP地范192.168.1.129—192.168.1.1905255.255.255.192192.168.1.192/26网1192.168.1.192/2621

2个子网对应地26-1地址26，3IP地址192.168.1.192—192.168.1.223192.168.1.224—192.168.1.2554IP地范192.168.1.193—192.168.1.222192.168.1.225—192.168.1.254

5255.255.255.224台网子25台需不，自(项)1192.188.16.0网255.255.255.240分A.192.188.16.0B.192.188.16.15192.188.16.32D.192.188.16.33192.188.16.0255.255.255.240其中240为424=16个子192.188.16.0—192.188.16.15192.188.16.16—192.188.16.31192.188.16.32—192.188.16.47中A项项为地D

址2（为200.198.1.0B200.198.1.64该子分：200.198.1.68/28/28子网255.255.255.240其中24011110000424

=16址200.198.16.0—200.198.16.15200.198.16.16—200.198.16.31200.198.16.32—200.198.16.47200.198.16.48—200.198.16.63200.198.16.64—200.198.16.79此192.168.5.0255.255.255.240最a）303216

为255.255.255.2404位主24

=16IP地址数为

8-44对类网络192.168.3.0划分要台用a)255.255.255.0255.255.255.224255.255.255.240255.255.255.24833

，6有2

8-3-2=30>25,，5192.168.1.0/24255.255.255.240可每个）A.14B.D.62为255.255.255.2404位主24

=16

IP地址数为8-4-2=14:192.168.12.72为:255.255.255.192，地A.192.168.12.32192.168.12.127255.255.255.255C.192.168.12.43，255.255.255.128D.192.168.12.64192.168.12.127192.168.12.72/242=4个IP8-2=64192.168.1.64此D7不是77.56.23.51/29B．192.65.33.20/28．100.50.36.240/2977.56.23.51/29

192.65.33.20/28158.66.10.255/23对100.50.36.240/29对选项、将列122.122.55.14/28122.122.55.33/27网段段是122.122.55.0/26B．122.122.55.8/27．122.122.55.16/26122.122.55前不制

222以总总9类个台该B

255.255.224.0255.255.255.224

255.255.255.240借24目效IP为8-4，个校）个C络B．．3264188.200.192.0/18/24位的24-18网C类要分5网18使().255.B．255.255.240.0．255.255.255.24033

，

目效IP为8-3，子255.255.255.224ip地址正192.168.5.0B可于

围D.192.168.5.28/27络3IP

8-3

=32地址范围192.168.5.0---192.168.5.31地址192.168.5.1---192.168.5.30192.168.5.28,效地址192.168.5.1---192.168.5.30地191.168.0.1/20191.168.255.0/20B.191.168.0.255/20．191.168.1.0/20192.168.1.67/28，下

B

192.168.1.65-192.168.1.78

分：192.168.1.67/28/28子网255.255.255.240其中24011110000424

=16址192.168.1.0—192.168.1.15192.168.1.16192.168.1.32192.168.1.48192.168.1.64题目给192