简介:2 子网划分与掩码的设置子网划分是通过借用IP地址的若干位主机位来充当子网地址从而将原网络划分为若干子网而实现的,划分子网数子网位数子网掩码(二进制)子网掩码(十进制)每个子网主机数1~2111111111.11111111.11111111.10000000255.255.255.1281283~4211111111.11111111.11111111.11000000255.255.255.192645~8311111111.11111111.11111111.11100000255.255.255.224329~16411111111.11111111.11111111.11110000255.255.255.2401617~32511111111.11111111.11111111.11111000255.255.255.248833~64611111111.11111111.11111111.11111100255.255.255.2524如上表所示的C类网络中,每个子网有27个主机地址
简介:2子网划分与掩码的设置子网划分是通过借用IP地址的若干位主机位来充当子网地址从而将原网络划分为若干子网而实现的,划分子网数子网位数子网掩码(二进制)子网掩码(十进制)每个子网主机数1~2111111111.11111111.11111111.10000000255.255.255.1281283~4211111111.11111111.11111111.11000000255.255.255.192645~8311111111.11111111.11111111.11100000255.255.255.224329~16411111111.11111111.11111111.11110000255.255.255.2401617~32511111111.11111111.11111111.11111000255.255.255.248833~64611111111.11111111.11111111.11111100255.255.255.2524如上表所示的C类网络中,每个子网有27个主机地址
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