IP Subnetting and Variable Length Subnet Masks(VLSM)
Chapter3IPSubnettingandVariableLengthSubnetMasks(VLSM)IP子网划分和变长子网掩码(VLSM)SubnettingBasics子网划分(subnetting)的优点:1.减少网络流量2.提高网络性能3.简化管理4.易于扩大地理范围HowtoCreatSubnets如何划分子网?首先要熟记2的幂:2的0次方到9次方的值分别为:1,2,4,8,16,