IPv4 vs. IPv6: What Are the Differences?
An internet protocol (IP) is a set of rules used to move packets of information through the internet to their intended destination. There are currently two IP versions in use: IPv4 and IPv6. We’ll start with how IP addresses work, then get into what IPv4 and IPv6 are.
Network Address Translation Network Status Properties Jason Fitzpatrick Internet Protocol Version How Are They
Source: howtogeek.com