IP

CIDR

• It consists of 2 components - Based IP & subnet masks

• Base IP - e.g: 10.0.0.0, ... , represents IP contained in range

• Subnet Mask - Define how many can change in range

Private IP

• Private IP can only allow certain values

• 10.0.0.0 - 10.255.255.255 (10.0.0.0/8) (Big networks)

• 172.16.0.0 - 172.31.255.255 (172.16..0.0/12) (AWS Default VPC Range)

• 192.168.0.0 - 192.168.255.255 (192.168.0.0/16) (Home network)