1_IP子网划分和变长子网掩码.ppt

国家信息化工程师认证考试管理中心;第1章 IP 子网划分和变长子网掩码; IP寻址; ;IP地址的格式与组成;IP地址的格式与组成;IP地址的分类（1）;IP地址的分类(2);IP地址的分配原则;IP地址的分配原则;一些特殊的IP地址:;IP组播;私有地址（Private address）;私有IP;NAT技术 ;子 网;带有子网网络;子网划分的好处;子网掩码的作用;子网掩码;缺省的子网掩码;;子网掩码;Subnet Mask 子网掩码;变长子网掩码（VLSM）;Subnet Addressing;Subnet Addressing;;Subnet Mask Exercise;Subnet Mask Exercise Answers;Broadcast Addresses;;Addressing Summary Example;Addressing Summary Example;Addressing Summary Example;Addressing Summary Example;Addressing Summary Example;Addressing Summary Example;Addressing Summary Example;Addressing Summary Example;计算子网数量，主机数量，合法子网;步骤：;Subnet Planning;Broadcast Addresses Exercise Answers;子网掩码/网关的作用;路由归纳;划分子网规则;子网划分举例;实例：;实例;Classful 有类的;ip subnet-zero ;路由归纳;路由归纳;无类域间路由CIDR 作用;IP 排错