Originally posted on National Post | News:

IP WHAT NOW?
An IP address is a unique digital identifier for a connected device, kind of like a phone number; just as it’s impossible to make a call without a phone number, without an IP address, a computer can’t connect to the Internet.
The old version of IP addresses most commonly used on the Internet was known as the Internet protocol version 4 (IPv4), of which there are about 4.3 billion unique addresses.
The replacement is version 6 — IPv6.
Unlike IPv4 addresses, which consist of four numbers separated by dots, IPv6 addresses have 16 numbers with dots in between, which exponentially increases the number of available addresses.
How many addresses does IPv6 offer? About 340 undecillion (a number featuring 36 zeroes) or roughly enough addresses to give every atom on planet Earth its own unique IP address.

WASHINGTON — A new Internet standard giving the global network more…

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