CIDR(Classless Inter-Domain Routing)
/etc/netmasks 192.0.0.0 255.255.0.0192.168.0.0 255.255.255.0192.168.10.128 255.255.255.128 =============================== Netmasks Expanded (/24 through /32)Netmask 255.255.255.0 /24 (11111111.11111111.11111111.00000000) 1 subnet LOW IP HI IP x.x.x.0 x.x.x.255 Netmask 255.255.255.128 /25 (11111111.11111111.11111111.10000000) 2 subnets LOW IP HI IP x.x.x.0…