Netwerk IPv4 Subnetting
max aantal subnetten: 2^n (-2) // n = aantal masked bits *subnet* mask max aantal hosts in subnet = 2^n -2 // n = ongemaskeerde bits next multiple of 8 = next mult. of 8 greater or eq. to CIDR netmask not. interesting value = (next multiple of 8) / 8 incremental value = 2^ (next multiple of 8 - CIDR netmask notation) bijv. 192.168.10.50/27: incremental value = 2^(32-27) = 2^5 = 32 interesting value = 32 / 8 = 4 netwerkadressen: 192.168.10.0, 192.168.10.32, 192.168.10.64, enz. broadcastadressen: 192.168.10.31, 192.168.10.63, 192.168.10.95, enz. netwerk 192.168.10.32 broadcast 192.168.1.63 (192.168.10.(64-1)) bijv. 10.6.127.255/14: incremental value: 2^(16-14) = 2^2 = 4 interesting value = 16 / 8 = 2 netwerkadres: 10.4.0.0 broadcast: 10.7.255.255 ( 10.(8.0.0-1)