IP地址规划介绍

IP地址规划介绍没有子网的编址Network172.16.0.0172.16.0.0172.16.0.1172.16.0.2172.16.0.3…...172.16.255.253172.16.255.254带子网划分的编址Network172.16.0.0172.16.1.0172.16.2.0172.16.3.0172.16.4.0子网划分(没有划分子网时）172.16.2.200172.16.2.2172.16.2.160172.16.3.5172.16.3.100172.16.3.150E0172.16.0.1172.16NetworkNetworkInterface172.16.0.0E0RoutingTable2160Host..172.16.2.200172.16.2.2172.16.2.160172.16.2.1172.16.3.5172.16.3.100172.16.3.150172.16.3.1E0E1172.162160NetworkHost..NetworkInterface172.16.2.0172.16.3.0E0E1RoutingTableSubnet子网划分子网掩码子网掩码是用来判断任意两台主机的IP地址是否属于同一子网络的根据。子网掩码与IP地址一一对应，是32bit的二进制数子网掩码为1表示网络位，0表示主机位子网掩码172160025511111111255111111110000000000000000002552552550IPAddressDefaultSubnetMask8-bitSubnetMaskNetworkHostNetworkHostNetworkSubnetHost缩写“/16”表示掩码中有连续的16个1。缩写“/24”表示掩码中有连续的24个1。子网掩码与IP地址一一对应，是32bit的二进制数子网掩码为1表示网络位，0表示主机位子网掩码1 0 0 0 0 0 0 0 = 1281 1 0 0 0 0 0 0 = 1921 1 1 0 0 0 0 0 = 2241 1 1 1 0 0 0 0 = 2401 1 1 1 1 0 0 0 = 2481 1 1 1 1 1 0 0 = 2521 1 1 1 1 1 1 0 = 2541 1 1 1 1 1 1 1 = 255128 64 32 16 8 4 2 116NetworkHost172001010110011111111101011000001000011111111000100000000000000000000101000000000000000000000没有子网划分的子网掩码默认情况下没有划分子网00000010172.16.2.160255.255.0.0Network

Number带子网划分的子网掩码网络位增加8位16NetworkHost172.16.2.160255.255.255.017220101011001111111110101100000100001111111100010000111111110000001010100000000000000000000000000010Subnet网络地址128192224240248252254255带子网划分的子网掩码(cont.)NetworkHost172.16.2.160255.255.255.192101011001111111110101100000100001111111100010000111111110000001010100000110000001000000000000010Subnet网络位增加10位161722128128192224240248252254255128192224240248252254255网络地址16172216010101100000100001010000000000010HostMaskSubnetBroadcastLastFirst172.16.2.160255.255.255.1921地址计算示例-11010110011111111000100001111111111111111101000001100000000000010HostMaskSubnetBroadcastLastFirst172.16.2.160255.255.255.19212161722160地址计算示例-21010110011111111000100001111111111111111101000001100000000000010HostMaskSubnetBroadcastLastFirst172.16.2.160255.255.255.192123161722160地址计算示例-3101011001111111100010000111111111111111110100000110000001000000000000010HostMaskSubnetBroadcastLastFirst172.16.2.160255.255.255.1921234161722160地址计算示例-410101100111111110001000011111111111111111010000011000000100000000000001010111111HostMaskSubnetBroadcastLastFirst172.16.2.160255.255.255.19212345161722160地址计算示例-51010110011111111000100001111111111111111101000001100000010000000000000101011111110000001HostMaskSubnetBroadcastLastFirst172.16.2.160255.255.255.192123456161722160地址计算示例-6101011001111111100010000111111111111111110100000110000001000000000000010101111111000000110111110HostMaskSubnetBroadcastLastFirst172.16.2.160255.255.255.1921234567161722160地址计算示例-7101011001111111110101100000100001111111100010000111111110000001010100000110000001000000000000010101011000001000000000010101111111010110000010000000000101000000110101100000100000000001010111110HostMaskSubnetBroadcastLastFirst172.16.2.160255.255.255.19212345678161722160地址计算示例-8101011001111111110101100000100001111111100010000111111110000001010100000110000001000000000000010101011000001000000000010101111111010110000010000000000101000000110101100000100000000001010111110HostMaskSubnetBroadcastLastFirst172.16.2.160255.255.255.192172.16.2.128172.16.2.191172.16.2.129172.16.2.190123456789161722160地址计算示例-9子网掩码练习AddressSubnetMaskClassSubnet172.16.2.1010.6.24.2010.30.36.12255.255.255.0255.255.240.0255.255.255.0AddressSubnetMaskClassSubnet172.16.2.1010.6.24.2010.30.36.12255.255.255.0255.255.240.0255.255.255.0BAA172.16.2.010.6.16.010.30.36.0子网掩码练习－答案计算广播地址练习AddressClassSubnetBroadcast201.222.10.60255.255.255.248SubnetMask15.16.193.6255.255.248.0128.16.32.13255.255.255.252153.50.6.27255.255.255.128计算广播地址练习－答案153.50.6.127AddressClassSubnetBroadcast201.222.10.60

255.255.255.248C201.222.10.63201.222.10.56SubnetMask15.16.193.6255.255.248.0A15.16.199.25515.16.192.0128.16.32.13

255.255.255.252B128.16.32.15128.16.32.12153.50.6.27

255.255.255.128B153.50.6.0172.16.14.32/27

172.16.14.64/27

172.16.14.96/27

CBAHQ172.16.1.0/24172.16.2.0/24172.16.0.0/16

172.16.14.136/30172.16.14